Initially, the odds of a collision in 2032 were as high as 3 percent, making it a top concern on global asteroid-risk lists.

NASA's Europa Clipper will streak just 550 miles (884 kilometers) above the surface of Mars for what's known as a gravity assist—a maneuver to bend the spacecraft's trajectory and position it for a ...

The announced increase — valued at just shy of $17 billion per year — is above NATO’s recommendation that its members spend 2% of GDP on defense.

YR4, deemed the riskiest asteroid on record last week, now has nearly a zero percent chance of impacting Earth in 2032, ...

Scientists have finally given the all-clear to Earth from a newly discovered asteroid. After two months of observations, ...

Scientists discover potential source of Mars' red color, challenging traditional hematite theory. Insights into ancient water and habitability on the red planet.

In February 2016 scientists at the two Laser Interferometer Gravitational Wave Observatory (LIGO) sites in the US first ...

A new study led by Brown University researchers shows how a water-rich mineral could explain the planet’s color, hinting at a ...

NASA and ESA confirm asteroid 2024 YR4 poses nearly zero threat to Earth in 2032, with new observations reducing its risk assessment significantly.

One former NASA astronaut is challenging SpaceX CEO Elon Musk to step foot in a rocket after he used a slur to denigrate ...