Bringing space down to earth. - Comms @nasajpl Board @the_cosmosphere

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Joined September 2008
Sandy Marshall retweeted
When the Apollo 8 astronauts became the first to observe the Moon up close, NASA gathered insights from what they saw into a special publication. The Artemis II preliminary lunar science report is a continuation of this story of data and science made possible by NASA's missions to the Moon. 🔗 go.nasa.gov/4igLKBj
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Sandy Marshall retweeted
NASA's Cassini spacecraft lifted off 29 years ago to begin its long voyage to Saturn. For 13 years, Cassini orbited Saturn, revealing unexpected features of the planet, its rings, and its icy moons, and expanding our understanding of the kinds of worlds where life might exist.
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Sandy Marshall retweeted
Have no fear of Phobos! Mars has two moons, Phobos and Deimos ("fear" and "terror"). On Oct. 19, @JAXA_en will launch the MMX mission to explore them and return a sample of Phobos! A teleconference at 4 p.m. EDT today will preview NASA's contributions: go.nasa.gov/4B2qNBI
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Checking in with two deep space explorers. 🚀🛰️ Our Psyche mission to a metal-rich asteroid launched 3 years ago today, and tomorrow marks 2 years since Europa Clipper set sail for Jupiter's ocean moon Europa. (The same rocket side boosters were used for both launches!) 1/3
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Sandy Marshall retweeted
Perseverance has set a new off-world record! 🏅 On Oct. 11, the rover's odometer hit 28.10 miles (45.22 kilometers), eclipsing the distance record set by NASA's Opportunity rover. 1/2
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Sandy Marshall retweeted
The first crewed Apollo mission lifts off! Wally Schirra, Walt Cunningham, and Donn Eisele became the first 3 astronauts to be launched on a Saturn rocket 58 years ago today. This 11-day mission in Earth orbit was an important test of the Apollo command and service module. Three months later, it would take NASA astronauts around the Moon.
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To the Moon and back again. 🌕🚀 Artemis II astronauts Reid Wiseman and Christina Koch return to #HWHAP to reflect on their historic journey around the Moon, the moments that moved them, and what it’s like to come home after traveling farther than any humans before them. go.nasa.gov/4rSO8Bq
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Science meets Sci-Fi: “Those Who Look Up,” an inspirational new series from Roddenberry Entertainment, pairs Star Trek actors with experts from JPL and Caltech who are pushing the boundaries of exploration and discovery: youtube.com/watch?v=QCOwkvwY…
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Our @NASAJPL team brought a preview of Mars exploration to Huntington Beach with their SkyFall demo. Building on Ingenuity, SkyFall will deploy three helicopters in midair to Mars and use ground penetrating radar to search for subsurface ice. In addition to other scientific instruments, this effort will show how we could potentially identify landing sites for future Mars missions.  Fission powered spacecraft and helicopters exploring another planet to help prepare for Americans to follow. Hard not to get excited about this mission.
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Sandy Marshall retweeted
📍Gale Crater, Aug. 11, 2026, 8:30 a.m. local Mars time. The Curiosity rover captures the Sun rising on crags known as yardangs, a scene that scientists have long been waiting to see up close. 1/2
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Sandy Marshall retweeted
Early risers, you deserve something beautiful. 🌘 On Tuesday, Oct. 6, catch the thin crescent Moon high in the eastern sky before dawn. Just above the Moon, you’ll see the planet Jupiter. Below the Moon, the bright star Regulus will be shining. 1/2
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You’ve seen the photos. Now hear the story behind them.🌕 On this week’s #HWHAP, hear never-before-released recordings from the Artemis II crew’s lunar flyby as lunar scientists Juliane Gross and Aaron Regberg unpack what the astronauts saw and why it matters. go.nasa.gov/4rLgq0D
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Sandy Marshall retweeted
What’s up for October? 🪐 See Saturn at opposition, catch the Orionid meteor shower, and watch the Moon pass close to the Pleiades, also known as the Seven Sisters.
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Sandy Marshall retweeted
How do we respond when we detect an asteroid that could pose a threat to Earth? Follow the story behind a recent real-world test in our newest documentary, Planetary Defenders: This Is Not an Exercise, now streaming for free on NASA+. go.nasa.gov/4AUCQ3Z
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Today in 1977, Voyager 1 took this image of the Earth and Moon in a single frame, captured from 7.25 million miles away. It was the first of its kind taken by a spacecraft.
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Sandy Marshall retweeted
Two for two! 🙌 After the Viking 1 lander touched down on Mars in July 1976, America logged its second successful Mars landing 50 years ago today when Viking 2 arrived at Utopia Planitia. The lander captured images, analyzed soil, and completed experiments in search of life in this higher-latitude location more than 4000 miles away from Viking 1. 📷 Viking 2's first color image, Sept 5, 1976
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Sandy Marshall retweeted
Launched on Sept. 5, 1977—16 days after Voyager 2—Voyager 1 quickly overtook its twin as they journeyed to explore the outer solar system. Today Voyager 1 is the most distant human-made object, and on Nov. 18, it will reach another historic milestone: one light-day from Earth. At that distance, a signal from Earth will take 24 hours to reach the spacecraft—and another 24 hours to return.
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You can track the new space telescope's current position in real time at: eyes.nasa.gov/apps/solar-sys…
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Sandy Marshall retweeted
LIVE: Nancy Grace Roman Space Telescope experts give an overview of the mission's scientific objectives. xitter.cf/i/broadcasts/1XxygwMmE…
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Sandy Marshall retweeted
Ready for launch, ready to change how we view the cosmos. After years of careful planning, testing, and construction, @NASARoman is ready for liftoff tomorrow, Aug. 30.
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