A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth ...

When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

The record-breaking event is providing insight into how these strange objects form.

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

The study found that, while in 2019 only 0.2% of satellites in Earth orbit were forced to perform more than 10 ...

If you think you've met the wildest exoplanet yet, you haven't learned about TOI-4507 b. This strange world breaks almost ...

Data from the James Webb Space Telescope and other observatories suggests a supervolcanic exomoon may lurk around the giant ...

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

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

Aiming to one day have 32 Pelican satellites in its constellation to allow for rapid revisits and full-Earth mapping daily, ...

Every day, Starlink satellites are burning up above us, leaving behind metal pollution, debris, and growing concern about the ...

Recently, scientists discovered a number of new comets, two of which will be passing by Earth in October. Here's everything ...