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Planetary Sciences Aug 7, 2023

Winchcombe meteorite is helping scientists to understand more about asteroids

One of the U.K.'s most famous meteorites is helping scientists learn more about asteroids millions of kilometers away from Earth.

Astronomy Aug 4, 2023

'City killers' and half-giraffes: How many scary asteroids really go past Earth every year?

Asteroids are chunks of rock left over from the formation of our solar system. Approximately half a billion asteroids with sizes greater than four meters in diameter orbit the sun, traveling through our solar system at speeds ...

Space Exploration Aug 3, 2023

Huge solar arrays permanently installed on NASA's Psyche spacecraft

The Psyche mission is speeding toward its Oct. 5 launch date, preparing for the last of its launch-preparation milestones.

Planetary Sciences Jul 31, 2023

Sun 'umbrella' tethered to asteroid might help mitigate climate change

Earth is rapidly warming and scientists are developing a variety of approaches to reduce the effects of climate change. István Szapudi, an astronomer at the University of Hawaiʻi Institute for Astronomy, has proposed a ...

Astronomy Jul 31, 2023

New algorithm ensnares its first 'potentially hazardous' asteroid

An asteroid discovery algorithm—designed to uncover near-Earth asteroids for the Vera C. Rubin Observatory's upcoming 10-year survey of the night sky—has identified its first "potentially hazardous" asteroid, a term for ...

Space Exploration Jul 27, 2023

Need to image an asteroid close up? There's an AMIGO for that

There are so many asteroids. Just in our own backyard, we've found over 30,000 Near Earth asteroids. Exploring them using traditional methods and launching a custom-made mission, like Hayabusa or OSIRIS-REx, would almost ...

Planetary Sciences Jul 26, 2023

NASA lab hopes to find life's building blocks in asteroid sample

Eager scientists and a gleaming lab awaits.

Planetary Sciences Jul 23, 2023

Asteroid-smashing NASA probe sent boulders into space

When a NASA spacecraft successfully knocked an asteroid off course last year it sent dozens of boulders skittering into space, images from the Hubble telescope showed on Thursday.

Astronomy Jul 20, 2023

Hubble sees boulders escaping from asteroid Dimorphos

Wayward asteroids present a real collision hazard to Earth. Scientists estimate that an asteroid measuring several miles across smashed into Earth 65 million years ago and wiped out the dinosaurs, among other forms of life, ...

Astronomy Jul 13, 2023

Tidal capture of an asteroid by a magnetar

Recently astronomers have been able to associate two seemingly unrelated phenomena: an explosive event known as a fast radio burst and the change in speed of a spinning magnetar. And now new research suggests that the cause ...

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