Astronomers have uncovered the largest and most distant water reservoir ever detected in the universe. This staggering ...

YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

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

Water, along with every other molecule created in these stellar nurseries, becomes raw material for the formation of new planetary systems. Asteroids and comets are debris left over from the formation ...

Asteroids, located in the asteroid belt between Mars and Jupiter, were also proposed as potential progenitors of Earth's water. The study of cometary and asteroid rocks via meteorites–small ...

Asteroids that orbit close to the Earth inevitably ... suggest that liquid saline water once existed within a parent body of Ryugu. Before examining the samples, the team expected that sample ...

Edwards was part of the team that pitched the Lunar Trailblazer Mission to NASA in 2019. The goal was to find projects that could provide valuable insight with a more modest budget, with many ...

Astronomers believe that 14,000 undiscovered near-Earth objects like asteroids, large enough to cause damage, could be in space. Recently, NASA was tracking a large asteroid flying past Earth ...

A Bennu-type asteroid could lead to “severe environmental consequences,” researchers write, while acknowledging that a collision is not likely.

Planet killer asteroids are space rocks that are 1 kilometer across or larger and could have a devastating effect on life. But smaller asteroids can cause regional devastation if they are ...