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Asteroid Watch
The Center for Near Earth Object Studies characterizes & monitors orbits of asteroids & comets. Part of NASA's Planetary Defense Coordination Office.
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Asteroid Watch Jan 27
NASA’s Planetary Defense Coordination Office congratulates the U. S. Space Force on its new logo.
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Asteroid Watch Jan 25
Over 500,000 have voted for their favorite rover name. Two days left to submit your vote!
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Asteroid Watch Jan 16
Great reporting from ! This broke up off the coast of Antarctica so probably wasn't detected by human eyes. Here's a map of major since 1988 with this new one added.
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Asteroid Watch Jan 10
A fascinating new object in an orbital path between Venus and Mercury has been discovered by The Zwicky Transient Facility team. Confirmed by observers around the world, the fast-moving object, named 2020 AV2, is 1-3 km in diameter. More:
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NASA JPL Jan 1
, everyone! Wishing you clear skies as you keep looking up in 2020. Here's what's up for January: Jan 3-4 ✨Quadrantid meteor shower Jan. 10-20 🔴 Mars vs Antares Jan. 28 🌙 Moon and Venus shine
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Asteroid Watch Dec 16
The University of Arizona is working to begin efforts to construct a space-based infrared telescope that could provide the capabilities needs to search for asteroids and comets that pose impact hazards to Earth. More at .
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Asteroid Watch Dec 12
Introducing Nightingale. It's the location inside a 70-meter crater on selected as the target for NASA's mission to collect a sample for return to Earth. Check out that terrain!
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Asteroid Watch Dec 12
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NASA Dec 5
Boom: the most detailed observation of the formation & dissipation of a naturally-occurring comet outburst. astronomers used data to capture a clear start-to-finish image sequence of the explosive emission of dust, ice & gases.
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Asteroid Watch Nov 8
This weekend, listen to our podcast "On A Mission" to learn more about how we watch the skies for asteroids, and how we might mitigate any threats (there are no known threats). Five episodes at or
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Asteroid Watch Oct 22
Want to know more about asteroids and how we detect, monitor and study them? Check out ’s podcast series that explores the global efforts:
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Asteroid Watch Jul 16
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Asteroid Watch Jun 25
Replying to @16thStMALL
A very short window, ~half a day. This asteroid was so small yet it was detected at 500,000 km away. A larger asteroid would be detected at a greater distance and the window would be larger. This one provided a good- and safe- test.
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Asteroid Watch Jun 25
Very small asteroid 2019 MO, measuring just 4 meters, impacted the atmosphere over the Caribbean on June 22. Although too small to pose a threat, NASA assets were able to detect it and flag it in advance.
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Asteroid Watch May 3
If you have time this weekend, you'll find all recorded sessions from this week's conference at . This includes sessions on current research as well as the daily "injects" for the hypothetical exercise that was practiced.
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Asteroid Watch May 3
It's a wrap! The week-long asteroid exercise has concluded. The Day 5 update--and all previous updates--are at . This was an , allowing national and international agencies to collaborate on a hypothetical scenario.
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Asteroid Watch May 3
Documents & "briefings" for Day 5 of the hypothetical asteroid exercise are at: . Today's final session at conference will include discussion and lessons learned of this practice event. Live at
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Asteroid Watch May 3
. Day 5 of the asteroid exercise is kicking off now. You can watch live (and find earlier sessions) here . Remember it is an .
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Asteroid Watch May 2
. In Day 4 of the asteroid exercise, the timeline advances to 2024 after attempts were made to deflect hypothetical asteroid 2019PDC. Read the next step scientists and policymakers have to prepare for in this exercise.
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Asteroid Watch May 2
Replying to @AsteroidWatch
You can find day-to-day updates on the conference at including updates on the hypothetical asteroid . Watch live and previously recorded conference sessions here:
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