A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

The curious minds at What If speculate on the catastrophic destruction of our solar system if a rogue star collides with the ...

Prepare for the arrival of an incredibly massive and luminous Quasi-Star entering our solar system. Roberts, Gorsuch Join Liberal Justices in Supreme Court Immigration Ruling The Truth About ...

Solar Wave Squeezed ... TOI-1453: Sub-Neptune in System of Two Exoplanets Mar. 14, 2025 — Astronomers have discovered two exoplanets around TOI-1453, a star about 250 light years away.

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

Stars whizzing by our solar system could cause more havoc than astronomers previously thought, from sending Pluto’s orbit haywire to forcing Mercury to fly into the sun – or even ...

Solar flares are intense bursts of radiation coming from the sun. They are the most powerful explosions in our solar system, ...

This process, called accretion, is how everything in the solar system – planets, moons, comets and asteroids – came into ...