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#1 2021-02-18 18:58:34

louis
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From: UK
Registered: 2008-03-24
Posts: 7,208

Perseverance

I guess we ought to mark the moment guys!

https://www.dailymail.co.uk/sciencetech … TODAY.html

Even if we know this is a bit of a sideshow and we might be appalled by that NASA-brand picture quality!

Last edited by louis (2021-02-18 19:00:01)


Let's Go to Mars...Google on: Fast Track to Mars blogspot.com

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#2 2021-02-28 09:02:42

tahanson43206
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Registered: 2018-04-27
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Re: Perseverance

For Louis re topic ...

A relative sent this link about Ingenuity ... Apparently the helicopter has confirmed it arrived safely ...

https://www.discovery.com/space/meet-in … helicopter

(th)

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#3 2021-02-28 09:27:27

SpaceNut
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#4 2021-03-22 10:18:22

tahanson43206
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Re: Perseverance

https://www.msn.com/en-us/news/technolo … d=msedgdhp


Away goes the debris shield, and here’s our first look at the helicopter. It’s stowed sideways, folded up and locked in place, so there’s some reverse origami to do before I can set it down. First though, I’ll be off to the designated “helipad,” a couple days’ drive from here. pic.twitter.com/E9zZGQk5jQ

— NASA's Perseverance Mars Rover (@NASAPersevere) March 21, 2021

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#5 2021-05-22 13:24:26

Mars_B4_Moon
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Re: Perseverance

Perseverance rover will soon begin collecting samples from Mars
https://www.digitaltrends.com/news/mars … on-update/
,

Mars Report: Update on NASA’s Perseverance Rover & Curiosity Rover https://scitechdaily.com/mars-report-up … ver-video/

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#6 2021-05-22 16:49:21

SpaceNut
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Re: Perseverance

Its impressive to see more images of mars but the real star of the show is the little helicopter ingenuity....

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#7 2021-05-30 03:56:02

Mars_B4_Moon
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Re: Perseverance

Mid-Air Flight Glitch but it landed safely


Perseverance Rover Is Preparing Samples That Could Reveal Ancient Life On Mars
https://wonderfulengineering.com/persev … e-on-mars/

NASA's Ingenuity helicopter completes a sixth flight despite some 'unexpected motion'
https://www.dailymail.co.uk/sciencetech … otion.html

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#8 2021-05-30 08:35:30

SpaceNut
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Re: Perseverance

Not much has been said about the collected samples if any have been performed thus far or not for the rover.

The next part of that quest is still how are we getting them back when all plans for a return have not be built or tried and yet we have desired to do so for decades.

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#9 2021-07-06 19:29:37

tahanson43206
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Re: Perseverance

https://www.msn.com/en-us/news/technolo … d=msedgntp

The article at the link above reports on the 9th flight of Ingenuity.

SpaceNut ... it appears there is no topic specifically for Ingenuity.

(th)

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#10 2021-08-08 12:13:04

tahanson43206
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Re: Perseverance

https://www.foxnews.com/science/nasas-p … -conundrum

"The initial thinking is that the empty tube is more likely a result of the rock target not reacting the way we expected during coring, and less likely a hardware issue with the Sampling and Caching System," Jennifer Trosper, project manager for Perseverance at JPL, said. "Over the next few days, the team will be spending more time analyzing the data we have, and also acquiring some additional diagnostic data to support understanding the root cause for the empty tube."

For SpaceNut ... recently EdwardHeisler pointed out how hard it is to know if something has been posted to the forum.

In this case, I looked at current titles in the Active list and found nothing that seemed to be related. Since this report is about Perseverance, I looked for topics that contain that word and found two. 

This one was on top of the list.

For all ... if you are going to post a YouTube video, you can quickly determine if the video has already been posted by looking (searching) for the encrypted code at the end of the URL.

We don't need more than one copy of a link to a video, and it is very easy to check to see if it is already there.

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#11 2021-08-09 19:37:50

SpaceNut
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Re: Perseverance

GW Johnson wrote:

Two things of interest from today’s issue of AIAA’s “Daily Launch” email newsletter:

LEADING THE NEWS

Perseverance Fails To Collect Rock Sample
CNN (8/6) reported that the Perseverance rover failed to collect its first Martian rock sample at the Jezero Crater Friday. NASA Science Mission Directorate Associate Administrator Thomas Zurbuchen said, “While this is not the ‘hole-in-one’ we hoped for, there is always risk with breaking new ground. I’m confident we have the right team working this, and we will persevere toward a solution to ensure future success.” The Perseverance rover’s failure to collect a rock sample with its drill was not encountered with testing on Earth. NASA will use Perseverance’s Wide Angle Topographic Sensor for Operations and eNgineering (WATSON) imager to photograph the sampling hole and figure out what happened. Perseverance Project Manager at JPL Jennifer Trosper said, “The initial thinking is that the empty tube is more likely a result of the rock target not reacting the way we expected during coring, and less likely a hardware issue with the Sampling and Caching System. Over the next few days, the team will be spending more time analyzing the data we have, and also acquiring some additional diagnostic data to support understanding the root cause for the empty tube.”


My take on them:

Perseverance rock sample:  based on the words in the story,  they tested the drill on simulated Mars rocks here on Earth.  What they found on Mars was very probably some rocks that are much harder than anything they thought they would find.  If too hard,  the core drill would not drill at achievable force levels mashing it into the rock (higher force levels correlate with shorter drill life). Which just goes to show how far from expectations ground truth can still turn out to be,  once you actually “go there”.  The main take-away lesson:  do not trust remote sensing,  and do not presume that what ground truth you have extends to places you haven’t been yet.  My advice to JPL is hire some real engineers to design your equipment.  This and the mole on Insight demonstrate that you don’t have enough equipment design engineers on your staff.

Sure would be nice as you closed out the report

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#12 2021-09-15 16:59:15

Mars_B4_Moon
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Registered: 2006-03-23
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Re: Perseverance

Vid JPL NASA's Perseverance rover has taken the 1st steps in decades-long dream of Mars sample return

Ingenuity helicopter is a solar-powered drone sent to Mars in the same bundle with Perseverance rover. With a mass of 1.8 kg (4.0 lb) it demonstrated the possibility of flight in the rarefied Martian atmosphere and the potential to scout  for future routes or Mars sites.

Perseverance collects first Mars sample for return to Earth
https://www.youtube.com/watch?v=7BTHu_5qMHw

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#13 2021-12-18 06:28:49

Mars_B4_Moon
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Registered: 2006-03-23
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Re: Perseverance

Mars news: Perseverance Rover discovers that lava once flowed at site of ancient lake

https://7news.com.au/news/mars/mars-new … -c-4977885

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#14 2022-09-01 14:22:19

Mars_B4_Moon
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Registered: 2006-03-23
Posts: 9,776

Re: Perseverance

NASA Gives a Detailed Analysis of all the Landing Debris Perseverance Has Found on Mars
https://www.universetoday.com/157400/na … d-on-mars/

Images of EDL Debris
https://mars.nasa.gov/mars2020/mission/ … dl-debris/
Written by Justin Maki, Imaging Scientist and Mastcam-Z Deputy Principal Investigator at NASA's Jet Propulsion Laboratory

Ingenuity, nicknamed Ginny, is a small robotic coaxial rotor helicopter operating on Mars as part of NASA's Mars 2020 mission along with the Perseverance rover,
Ingenuity Helicopter Marks 30 Flights on Mars
https://www.extremetech.com/extreme/339 … ts-on-mars

Last edited by Mars_B4_Moon (2022-09-01 14:24:16)

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#15 2025-04-16 17:50:20

tahanson43206
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Registered: 2018-04-27
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Re: Perseverance

Update on Perseverance April 2025

https://www.yahoo.com/news/nasas-persev … 00506.html

The teaser is about finding a variety of rocks at the rim of the crater.

Space
NASA's Perseverance rover hits the Mars rock gold mine: 'It has been all we had hoped for and more'
Sharmila Kuthunur
Wed, April 16, 2025 at 11:00 AM EDT

When you buy through links on our articles, Future and its syndication partners may earn a commission.
A drill going into a rocky yellowish ground.

One of Perseverance's hazard cameras captured the rover’s coring drill collecting the "Main River" rock sample on "Witch Hazel Hill" on March 10, 2025, the 1,441st Martian day, or sol, of the mission. | Credit: NASA/JPL-Caltech

NASA's Perseverance rover is reveling in a scientific bonanza on Mars after finding a diverse array of rocks that are providing eager scientists a glimpse into the planet's ancient history.

The Perseverance rover is currently exploring Mars hills, boulders and rocky outcrops along the rim of Jezero Crater, a dry, bowl-shaped depression north of the Martian equator that likely held a lake billions of years ago. Since reaching the crater's western rim in December of last year, the rover has focused its attention on the layered terrain of a tall slope called Witch Hazel Hill, which could hold clues to a period when Mars had a vastly different climate. In the past few months alone, the car-sized Perseverance has collected samples of five rocks, performed detailed analysis on seven others, and zapped an additional 83 with its laser for remote study — the robotic explorer's fastest pace of scientific data collection since it landed on the Red Planet four years ago, NASA says.

"During previous science campaigns in Jezero, it could take several months to find a rock that was significantly different from the last rock we sampled and scientifically unique enough for sampling," Katie Morgan, who is the Perseverance's project scientist at NASA's Jet Propulsion Laboratory in Southern California, said in a statement. "But up here on the crater rim, there are new and intriguing rocks everywhere the rover turns. It has been all we had hoped for and more."

The crater's western rim is proving to be a scientific goldmine because it contains lots of fragmented, once-molten rocks that had been blasted from deep beneath the surface billions of years ago by meteor impacts, possibly including the impact that created Jezero Crater itself, according to the statement.

Of key interest to astronomers is Perseverance's first crater rim sample, named Silver Mountain, which is a "one-of-a-kind treasure" likely dating back at least 3.9 billion years to the Noachian age — an early Martian period of heavy bombardment that shaped the planet's cratered landscape we see today, NASA recently said.

"My 26th sample, known as 'Silver Mountain,' has textures unlike anything we've seen before," the rover's official X account posted in February.

Not far away, the rover also found a rock rich in serpentine minerals, which typically form when water interacts with certain volcanic rocks. Scientists say this process can sometimes create hydrogen, a potential energy source for life as we know it here on Earth.

"The last four months have been a whirlwind for the science team, and we still feel that Witch Hazel Hill has more to tell us," said Morgan. "We'll use all the rover data gathered recently to decide if and where to collect the next sample from the crater rim."


"Crater rims — you gotta love 'em," she added.

close up of white powdery material in a metal cylinder.

Sealing the "Green Gardens" sample — collected by NASA’s Perseverance Mars rover from a rock dubbed "Tablelands" along the rim of Jezero Crater on Feb. 16, 2025 — presented an engineering challenge. The sample was finally sealed on March 2. | Credit: NASA/JPL-Caltech/ASU/MSSS

— NASA won't decide on overhaul for Mars Sample Return mission until mid-2026

Scientists are eager to return these and other samples Perseverance collected to Earth to determine whether there was ever life on the now-barren Mars. The fate of NASA's Mars Sample Return mission, however, continues to remain uncertain as the highly complex and technologically-challenging endeavor faces budget, schedule and engineering hurdles.

After cost projections soared to $11 billion and the sample return timeline stretched to no earlier than 2040, NASA began a complete overhaul of the plan and solicited new proposals from industry and academia to find a more affordable and faster way to return the samples to Earth. The agency's decision on the revised strategy isn't expected until mid-2026.

(th)

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