The asteroid, known as 2022 RD2, belongs to a rare class of space rocks called Arjunas. These objects travel around the sun ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

Just a week after a successful launch of its heavy-lift New Glenn rocket, Blue Origin says it will make New Glenn even ...

About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

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

After the International Space Station is decommissioned, China and possibly Russia will have active space stations in low ...

In the current issue of the journal Science, researchers determine the possible composition of Theia. The impactor’s ...

Is there a full moon tonight? Here's what to know about today's special moon phase and when to look up for the next meteor ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

SpaceX's Starship booster exploded during testing of the new Super Heavy in South Texas early Friday. The incident happened ...

Yes, the cold moon will be the final supermoon of 2025. The cold moon will peak at 6:14 p.m. on Dec. 4. A supermoon occurs when a full or new moon falls during the closest point in the moon's orbit to ...