Japanese researchers have discovered salt minerals on the asteroid Ryugu, suggesting that liquid water may have once been ...

The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...

Here are today's general risks from asteroids or comets both tiny and very large. Importantly, even relatively small rocks ...

At the very beginning of its history, Earth was dry. How did it become a blue planet? A new theory could provide an answer.

When astronomers detected the first known interstellar object, 'Oumuamua, in 2017, it sparked a host of new studies trying to ...

NASA's Juno Probe captured a cloud formation on Jupiter resembling a dolphin, seen by Brian Swift and Sean Doran. This ...

New research suggests that our Solar System may already be swimming in interstellar objects that originate from the Alpha ...

New paper points to the Alpha Centauri triple star system as likely potential source of millions of interstellar asteroids and comets.

Asteroids are composed of metals and rock, whereas comets also contain ice and dust. The Kuiper belt is a collection of such bodies that orbits at the edge of the solar system. Double Asteroid ...

Where things stand: The chances of the asteroid hitting Earth currently stand at 2.1%, or about 1 in 47, and could fall to ...

The odds that asteroid 2024 YR4 could hit Earth in 2032 recently spiked from a little more than 1% to 2.3% as more ...

Last fall, the scientific community went into a minor frenzy. A hunk of interstellar material had been sucked into the ...