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Planetary Sciences Feb 28, 2023

New insights from an ancient asteroid

In June 2018, Japan's Hayabusa2 spacecraft retrieved samples from asteroid Ryugu and successfully returned them to Earth. Researchers at Tohoku University have analyzed the samples and identified what they believe may be ...

Space Exploration Feb 24, 2023

Eyes on Hera: Asteroid mission's cameras ready

ESA's Hera asteroid mission for planetary defense is about to gain its sight. Two complete and fully tested Asteroid Framing Cameras have reached OHB in Germany for integration aboard Hera's payload module. This instrument ...

Astronomy Feb 20, 2023

Unknown class of water-rich asteroids identified

New astronomical measurements in the infrared range have led to the identification of a heretofore unknown class of asteroids. An international research team including geoscientists from Heidelberg University has succeeded ...

Planetary Sciences Feb 18, 2023

NASA's planetary radar captures detailed view of oblong asteroid

On Feb. 3, an asteroid more than three times as long as it is wide safely flew past Earth at a distance of about 1.1 million miles (1.8 million kilometers, or a little under five times the distance between the Moon and Earth). ...

Astronomy Feb 15, 2023

An asteroid will just miss us in 2029: Scientists are making the most of a rare opportunity

To be clear: The asteroid is not going to hit us.

Space Exploration Feb 13, 2023

NASA's Lucy asteroid target gets a name

The first asteroid to be visited by NASA's Lucy mission now has a name. The International Astronomical Union has approved the name (152830) Dinkinesh for the tiny main belt asteroid that the Lucy spacecraft will encounter ...

Astronomy Feb 6, 2023

Webb detects extremely small main-belt asteroid

A previously unknown 100-to-200-meter asteroid—roughly the size of Rome's Colosseum—has been detected by an international team of European astronomers using the NASA/ESA/CSA James Webb Space Telescope. Their project used ...

Astronomy Feb 1, 2023

Numerical simulations of planetesimal formation reproduce key properties of asteroids, comets

With simulations that go into finer details than ever before, Brooke Polak of the University of Heidelberg and Hubert Klahr at the Max Planck Institute for Astronomy (MPIA) have modeled a key phase in the formation of planets ...

Space Exploration Jan 26, 2023

Asteroid coming exceedingly close to Earth, but will miss

An asteroid the size of a delivery truck will whip past Earth on Thursday night, one of the closest such encounters ever recorded.

Space Exploration Jan 25, 2023

Lucy spacecraft set to encounter new asteroid target

NASA's Lucy spacecraft will add another asteroid encounter to its 4-billion-mile journey. On Nov. 1, 2023, the Southwest Research Institute-led Lucy mission will get a close-up view of a small main belt asteroid to conduct ...

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