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

A total lunar eclipse hasn't happened in years, and won't happen again for a few more, so now's the time to take in the ...

offering insights that could reshape our understanding of the Earth-Moon system and the broader solar system. The ...

A small space rock that lingered near Earth last year and was referred to as its temporary “mini-moon” may ... s orbit around the sun is similar to Earth’s, suggesting that 2024 PT5 originated from ...

"trans lunar injection." Then on Thursday, the lander, named Blue Ghost, fired its engines for four minutes to ...

The Blue Ghost lunar lander, built by the Texas-based company Firefly Aerospace for NASA, launched to space on Jan. 15, and ...

The space rock is heading in our direction at some 18,700 miles per hour, according to the space agency's data.

Could our solar system have been temporarily exposed to an enhanced flux of cosmic-rays at some point in the ancient past?

Jan. 15, 2025 — New observational data and simulation models have confirmed a new type of planet unlike anything found in the Solar System ... Scenario Mimics Earth-Moon System Jan. 7, 2025 ...

The impact on the oceans if the Moon disappeared would be much smaller tides, about one-third the size of what they are now.

But surprisingly, the object’s orbit around the sun is similar to Earth’s, suggesting that 2024 PT5 originated from our corner of the solar system ... with the Earth-Moon system, and then ...