There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and ...

A few decades ago, the Solar System had nine planets, but in 2006 the International Astronomical Union reclassified Pluto as ...

There were significantly more X-class solar flares in 2024 than any other year for at least three decades. The arrival of ...

The probe, equipped with Swiss instruments, has completed the last milestone before entering Mercury's orbit. This content ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

The innermost Earth-like planet in the famous TRAPPIST-1 system might be capable of supporting a thick atmosphere after all, ...

You're going to want to look up -- this event includes the three furthest planets in our solar system. 2025 is starting off ...

Some stargazers are calling it a planetary parade: Every other planet in our solar system can be seen in the sky tonight.

But the formation process of multi-planet systems, like our own Solar System, is still poorly understood. The best example object to study multi-planet system formation is a young star known as ...

NASA's Director of Planetary Science, Jim Green, discusses the Jan. 20 2016 Astronomical Journal science paper that points to ...

The spacecraft first flew over the planet's cold and dark night side before transitioning to the sunlit northern regions.