NASA spacecraft discovers tiny moon around asteroid during close flyby
The little asteroid visited by NASA's Lucy spacecraft this week had a big surprise for scientists.
The little asteroid visited by NASA's Lucy spacecraft this week had a big surprise for scientists.
Planetary Sciences
Nov 5, 2023
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In a hushed room of a museum in Washington, cameras and cell phones focus on a tiny piece of rock, no larger than a piece of gravel.
Space Exploration
Nov 4, 2023
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On Nov. 1, NASA's Lucy spacecraft flew by not just its first asteroid, but its first two. The first images returned by Lucy reveal that the small main belt asteroid Dinkinesh is actually a binary pair.
Planetary Sciences
Nov 2, 2023
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NASA's Lucy spacecraft on Wednesday encountered the first of 10 asteroids on its long journey to Jupiter.
Space Exploration
Nov 1, 2023
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After seven years in space and over 4 billion miles traveled, NASA's OSIRIS-REx mission successfully collected and delivered the first U.S. sample from a near-Earth asteroid. Yet, after all this time and travel, the spacecraft ...
Space Exploration
Nov 1, 2023
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Large-scale sky surveys are set to revolutionize astronomy. Observatories such as Vera Rubin and others will allow astronomers to observe how the sky changes on the scale of days, not weeks or months. They will be able to ...
Astronomy
Nov 1, 2023
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NASA's Lucy mission will soon have its first asteroid encounter as the spacecraft travels through deep space en route to Jupiter's orbit. But before the spacecraft passes 265 miles (425 kilometers) from the surface of the ...
Astronomy
Oct 30, 2023
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In July of this year, an asteroid roughly 30 to 60 meters across passed Earth to within one-quarter of the distance to the moon. It posed no threat to our world, but if it had struck Earth it would have created a blast three ...
Planetary Sciences
Oct 30, 2023
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For centuries, the quest for new elements was a driving force in many scientific disciplines. Understanding an atom's structure and the development of nuclear science allowed scientists to accomplish the old goal of alchemists—turning ...
Space Exploration
Oct 27, 2023
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Two teams of economists have conducted economic assessments of mining asteroids—one of them is a trio with one member each from the University of Tor Rome Vergata, the University of Maryland and Middlebury College. They ...