Planet Y? Astronomers find fresh clues of hidden world in our solar system

A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

What's the latest on interstellar object 3I/ATLAS? Mars, Jupiter missions to observe comet

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...
The Independent

A 9th planet in our solar system might be found — and no, it’s not Pluto

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...
Yahoo

1st known interstellar visitor 'Oumuamua is an 'exo-Pluto' — a completely new class of object, scientists say

The first interstellar object to visit the solar system may have been a fragment of an icy exoplanet ... NASA, ESA, and D. Jewitt (UCLA)), 3. Chris Schur When astronomers first spotted 'Oumuamua, it ...