The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Rather than slowly condensing over millions of years, the first building blocks of Earth and other planets may have formed ...

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

A strange planetary system called TOI-201 is changing in real time, with three very different worlds pulling on each other.

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

Nasa is set to reveal billions of undiscovered galaxies, including a "treasure trove" of planets beyond our solar system. The ...

Mission ODYSSEY will film the solar eclipse from the stratosphere on August 12, 2026, using an 11K camera, aiming to recreate ...

The cuts, proposed in the Trump administration's 2027 budget request to Congress, would pose further challenges to the ...

"Most planetary systems appear as 'peas in a pod.' This is not the case in the TOI-201 system." ...

An accounting of all the water that should have been and gone on Mars’s surface has come up with a discrepancy that shows just how little we understand the Red Planet’s hydrological history A billion ...