On Wednesday, an unprecedented memo from the International Asteroid Warning Network reached the United Nations Office for ...

But of these planets, which is nearest to the sun? Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

Mercury joins the night sky to complete a 7-planet alignment just after sunset for the end of February. Saturn leaves our ...

A dive into probabilities, asteroid impact modeling, and what sort of damage an approximately 180-foot asteroid could cause ...

A planet that may support alien life has been discovered less than 20 light-years away from Earth - and it's believed to ...

A large asteroid could be heading toward Earth within the next decade, and there's a small chance it could strike the planet, according to NASA.

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Four planets will be in the parade in January, while seven will align in February. Here's how to see the events.

Starting Monday, Feb. 3, the day after Groundhog Day, you should be able to see another planetary parade in the night sky, ...

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

Experts are tracking asteroid 2024 YR4, which has a 1.2% chance of impacting Earth in 2032. Observations continue to refine ...