Search results for Asteroid Belt

Space Exploration Mar 18, 2021

For some scientists, Mars 2020 is a mission of perseverance

Like millions of people around the world, David Shuster and his 7-year-old daughter cheered wildly as the Perseverance rover was lowered by sky crane to the Martian surface on Feb. 18 to start years of exploration. But for ...

Earth Sciences Mar 17, 2021

When volcanoes go metal

What would a volcano—and its lava flows—look like on a planetary body made primarily of metal? A pilot study from North Carolina State University offers insights into ferrovolcanism that could help scientists interpret landscape ...

Planetary Sciences Mar 9, 2021

Serendipitous Juno detections shatter ideas about origin of zodiacal light

Data from the NASA spacecraft's journey to Jupiter suggests that Mars may be shedding dust into interplanetary space.

Space Exploration Feb 25, 2021

Comet makes a pit stop near Jupiter's asteroids

After traveling several billion miles toward the Sun, a wayward young comet-like object orbiting among the giant planets has found a temporary parking place along the way. The object has settled near a family of captured ...

Space Exploration Feb 24, 2021

How were the Trojan asteroids discovered and named?

On Feb. 22, 1906, German astrophotographer Max Wolf helped reshape our understanding of the solar system. Again.

Astronomy Feb 15, 2021

Comet or asteroid: What killed the dinosaurs and where did it come from?

It forever changed history when it crashed into Earth about 66 million years ago.

Space Exploration Feb 9, 2021

Jupiter's Trojan asteroids offer surprises

A new study out this month suggests that Jupiter's Trojan asteroids may be more peculiar than previously thought. The Trojan asteroids are rocky objects which orbit the sun just ahead of and just behind the gas giant, in ...

Space Exploration Feb 2, 2021

NASA's Psyche mission moves forward, passing key milestone

Now just a year and a half from launch, the mission to explore a metal-rich asteroid will soon begin assembling and testing the spacecraft.

Astronomy Jan 28, 2021

What did the solar system look like before all the planets migrated?

Early planetary migration in the solar system has been long established, and there are myriad theories that have been put forward to explain where the planets were coming from. Theories such as the Grand Tack Hypothesis an ...

Space Exploration Jan 20, 2021

Physicist proposes human-populated mega-satellite orbiting Ceres

Physicist Pekka Janhunen with the Finnish Meteorological Institute has developed a novel idea to colonize a place other than the Earth—and it is not the moon or Mars. Instead, Janhunen is suggesting in a paper posted on the ...

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