Have you ever wondered how long it takes for each planet to orbit the Sun? From Mercury’s blazing 88-day year to Neptune’s ...

Earth has just acquired a new best friend in space – a small asteroid named 2025 PN7. Not quite a moon, it has been moving in ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

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

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

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

Scientists have discovered asteroid 2025 PN7, a celestial body now identified as a quasi-satellite. This asteroid will orbit ...

The interstellar object 3I/ATLAS has gathered significant scientific attention, and soon it will reach its closest point to ...

The latest member of the caled as 2025 PN7, a newly discovered asteroid that could expand Earth's 'moon family' to eight.

All the planets orbit in roughly the same plane because they formed from a single rotating disk of gas and dust — the solar nebula — that flattened as it spun around the young Sun. The shared origin ...

It will be a while before you can see it for yourself, however. Halley’s comet was last visible from Earth in 1986, meaning ...

The object is known as 2025 SC79, and it is 700 meters (2,297 feet) across. It goes around the Sun every 128 days, and it ...