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NASA Sun & Space
We study the Sun and how it affects space around Earth and other worlds, producing key knowledge to protect astronauts, satellites and robotic missions.
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NASA Sun & Space Jun 2
Update: Comet SWAN — 1st spotted in / SOHO data in April — faded quickly before its close pass by the Sun on May 27. Though scientists think part of the comet survived the trip, they expect it will continue to fade as it travels away from the Sun.
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NASA May 30
LIVE NOW: , Take 2. 🎬 Watch as fly to the from U.S. soil for the first time in nine years:
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NASA May 29
: We’re sending U.S. astronauts to the on a U.S. rocket from U.S. soil at 3:22pm ET on Saturday, May 30. Here’s how you can watch:
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NASA Sun & Space May 29
After several months of very few sunspots and little solar activity, a new cluster of sunspots — not yet visible to Earth — today released the biggest solar flare since 2017. This may be a sign of the Sun's solar cycle ramping up and becoming more active:
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NASA Sun & Space May 29
Replying to @esa @NASA and 2 others
Thread on how this opportunity came about and what scientists hope to learn from . ⬇️
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NASA Sun & Space May 29
Bonus science! This weekend, /’s Sun-watching will have an unexpected opportunity to study comets as it flies through the ion tail of comet ATLAS. Solar Orbiter will also pass through the comet’s other tail, the dust tail, on June 6:
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NASA Sun & Space May 28
Our AIM satellite has spotted ice-blue clouds drifting high above the Arctic, marking the beginning of the Northern Hemisphere season for these noctilucent clouds. This is the second-earliest start of the nothern season ever observed:
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NASA Sun & Space May 27
Replying to @NASASun
Update on today's launch. ⬇️ Mark your calendar to tune in Saturday, May 30, for the rescheduled launch!
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NASA Sun & Space May 27
LIVE: Tune in as we and take another step forward in exploration. Liftoff is targeted for 4:33pm ET / 1:33pm PT. 🚀 👨🏼‍🚀 Learn more about the mission and crew at
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NASA May 25
: We’re sending U.S. astronauts to the on a U.S. rocket from U.S. soil at 4:33pm ET on Wednesday, May 27. Here’s how you can watch:
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NASA Sun & Space May 26
Comet SWAN makes its closest pass by the Sun — called perihelion — on May 27! ☄️☀️ This comet was first discovered in data (seen here) from & 's SOHO solar observatory by a citizen scientist:
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NASA Sun & Space May 25
The solar wind drives atmospheric loss on Mars — and it induces electric currents in the Martian atmosphere, mapped globally for the first time by .
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NASA Sun & Space May 24
It's ! ☀️ The Sun is dynamic and complicated, driving a vast space weather system that affects Earth and beyond. On this episode of ’s Curious Universe podcast, explore the star in our backyard with solar scientists from NASA and :
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NASA Sun & Space May 23
More than half of all known comets were first found using data from & 's SOHO solar observatory — and most of its thousands of discoveries have been made by citizen scientists! Here's why this spacecraft has spotted so many comets:
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NASA Sun & Space May 22
The Sun goes through 11-year cycles of high and low activity. Though the solar cycle affects Earth, it’s not responsible for the climate change we’re currently observing — and it won’t cause significant global cooling, either. More questions answered:
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NASA May 22
LIVE: Find out how to do and make real discoveries, from your own home! Our experts are on to answer your questions about citizen science projects:
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NASA Sun & Space May 22
Yes, we are safe. This comet already made its closest pass by Earth on May 13, at a distance of about 53 million miles away.
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NASA Sun & Space May 21
. paid a virtual visit to our director, Nicky Fox, to get an update on our missions! Hear the latest on , and our newly selected missions. ⬇️ Transcript & subscribe:
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NASA Universe May 20
We would like to welcome , the new name for WFIRST, NASA's next flagship astrophysics observatory! Named after Nancy Grace Roman, an exploration pioneer and ’s first chief of astronomy.
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NASA Sun & Space May 19
. & ’s SOHO solar observatory was never designed to find comets. And yet, this spacecraft has discovered well over half of all known comets, with nearly 4,000 comet discoveries to its name. Here’s why SOHO spots so many comets: 🔎☄️
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