This article originally published at Earth just got a new companion in space. It's sticking around for 60 years.. A one-way ...

Not everything about space is true. Our planetary scientist is here to share the truth about popular celestial myths.

The celestial object is what scientists call a quasi-moon — an asteroid that orbits the sun but appears to move alongside ...

The next full moon will be the closest supermoon of 2025, set to shine for days. Here's when to watch and what to know about ...

We have more satellites than ever before, but when they burn up they create a new kind of air pollution. Evidence is now ...

Comet Lemmon's nucleus is believed to be just a couple of miles in diameter. This is relatively small compared to other previously visible comets, such as the giant Hale-Bopp, which was visible in the ...

A small asteroid, known as 2025 TF, flew over Antarctica on October 1, 2025, at an altitude of only 266 miles.

The Earth now has another moon to tag along during its orbit around the Sun. Astronomers found out that the Earth has two ...

Harvard astrophysicist Avi Loeb has sparked global attention after warning the public to 'take vacations before October 29', claiming NASA is concealing key data about a mysterious interstellar object ...

Some ancient marine organisms produced mysterious magnetic particles of unusually large size, which can now be found as ...

Ever thought that the smallest countries on Earth might deliver the biggest thrills? These tiny nations pack more punch per ...

The simulation of the Solar System that came the closest to the observation was the presence of a small planet, between the ...