ESA’s Mars orbiters captured images of the interstellar comet 3I/ATLAS as it passed close to Mars, revealing its bright, hazy coma. Researchers are studying the data to learn more about this rare ...

Editorial cartoons for the week of Oct. 13. Remove the ads from your TribLIVE reading experience but still support the journalists who create the content with TribLIVE Ad-Free. Mallard Fillmore ...

That's two in a row for Starship. SpaceX's Starship, the biggest and most powerful rocket ever built, aced a suborbital test flight today (Oct. 13), following up on a similar success in late August.

A new study has proposed the existence of Planet Y, an alternative Planet Nine candidate that is smaller and closer to Earth than the hypothetical Planet X, which astronomers have been hunting for ...

The interstellar object 3I/ATLAS has been something of a mystery ever since it graced our solar system. From all outward appearances, the object appears to be a comet that originated in another star ...

The planet is grappling with a “new reality” as it reaches the first in a series of catastrophic and potentially irreversible climate tipping points: the widespread death of coral reefs, according to ...

Week 6 has been one of the most exciting this NFL season so far, with plenty of close finishes across the league. With two still to come on Monday, eight games so far have been within one score in the ...

In early October, astronomers spotted something ancient and mysterious gliding past Mars. It was not a spacecraft or satellite, but a visitor from beyond our Solar System – an interstellar comet.

“Portland is not on fire or bombed out,” Oregonlive.com reported Friday, fact-checking claims made at President Donald Trump’s “antifa roundtable” earlier in the week to justify sending troops to the ...

Image of a dust devil, whirlwind of dust that is blown across Mars’ surface. Credit: CC BY SA 3.0 IGO ESA/TGO/CaSSIS for CaSSIS Mars may appear calm from afar, but scientists have discovered it’s ...