NASA is tracking a truck-sized asteroid which is set to hurtle by Earth today at many times the velocity of a speeding bullet. The space rock—dubbed "2025 BV5"—is estimated by NASA's Jet Propulsion ...

Astronomers announced the discovery of a new near-Earth asteroid, which turned out to be Elon Musk's Tesla Roadster launched ...

Asteroids Asteroids have been floating in the dark abyss of space for millions of years. They're often called the remnants of ...

Ali Velshi explains how, amid reports of tension between Trump and Elon Musk, the president seemed to suggest sending the ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

2025 is set to be an amazing year of space missions as many moon landings are planned and significant test launches.

YR4, which was recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years, may have caused some alarm.

An asteroid first spotted in December has a 1.2% chance of hitting Earth in 2032. Scientists are tracking the space rock to ...

This story incorporates reporting from Yahoo, Space on MSN.com and MSN.NASA astronaut Suni Williams set a new record with a ...

NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...

HWO will be the first space telescope built to find potentially habitable planets and analyze their atmospheres for signs of ...