One of humanity’s most profound questions is whether life exists beyond Earth — and if so, what forms it might take. For ...

What if billions of years ago, the Red Planet had rain, snow, and even rivers that carved out landscapes much like those we ...

Rubin Observatory basks in the glow of this vibrant sunset from April 2025. From atop its perch on Cerro Pachón in Chile, Rubin will repeatedly scan the entire southern hemisphere sky for a decade, ...

Stunning stellar explosions occur every second across the cosmos – some observable, most too distant to ever know, all of them fleeting, lasting from seconds to tens of thousands of years. In the age ...

Madhusudhan et al. just reported ~3 sigma detection of dimethyl sulfide (DMS) or dimethyl disulfide (DMDS) in the atmosphere of K2-18 b in the Astrophysical Journal Letters. The claim is intriguing, ...

April 16, 2025, Mountain View, CA -- Why do comets and their meteoroid streams weave in and out of Earth's orbit and their orbits disperse over time? In a paper published online in the journal Icarus ...

We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why is it red? The classic joke explanation has been, “It’s rusty.” While that’s not entirely wrong, the truth is far ...

April 7, 2025, Mountain View, CA -- What if we spend decades building advanced telescopes to search for life on other planets and come up empty-handed? A recent study led by ETH Zurich researchers ...

March 31, 2025, Mountain View, CA -- In April 2019, rare primitive meteorites fell near the town of Aguas Zarcas in northern Costa Rica. In an article published online in the journal Meteoritics & ...

The confirmed discovery of exoplanets revolutionized our understanding of the universe. Among the thousands of confirmed exoplanets, HD 20794 d in particular, recently attracted attention for a unique ...