A low-density, puffy planet orbiting relatively far from a young star in a nearly perpendicular orbit. What's going on?

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for ...

Space scientists look back on three decades of exoplanet discoveries—from rows of massive ‘super-Earths‘ to worlds with ...

Earth’s turbulent atmosphere makes it hard to detect new planets from the ground. Astronomer Rebecca Jensen-Clem is working ...

Astronomers have discovered a distant dwarf planet orbiting beyond Neptune — a frozen world so far from the Sun that it ...

Astronomers spotted a young planet, WISPIT 2b, forming within a dusty ring around its star system, offering clues about the ...

There's a lot of trash in outer space, and there isn't really a good plan on how to dispose of it, but one scientist thinks ...

The stunning photos of the interstellar object, 3I/ATLAS, were taken by the European Space Agency's Mars orbiters last week.

The Kessler syndrome could be closer to becoming a reality as a growing number of Elon Musk's Starlink satellites fall from the sky ...

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to what the next 30 years might offer.

Astronomers have now confirmed over 6,000 exoplanets orbiting distant stars, marking a significant milestone in humanity’s ...

The European Space Agency's two Mars orbiters take their shot at getting pictures of the exotic interstellar comet 3I/ATLAS.