How any Earth-sized exoplanets exist, and how do we find them? This is what a recent study published in The Astrophysical ...

Perovskite solar cells operated for months in low Earth orbit and tolerated radiation equivalent to decades in space, marking the most comprehensive orbital test of the technology.

Our solar system may be the odd one out. Across the Milky Way, astronomers keep finding super-Earths, planets larger than our ...

KUNMING -- For centuries, the question of whether life exists beyond Earth has intrigued humanity, and now a joint discovery by Chinese and German scientists may offer a significant clue. Based on the ...

Gianluca Masi from the Virtual Telescope Project captured imagery of comet C/2022 E3 (ZTF). The comet's closest approach to ...

We’ve learned that Earth-sized planets aren’t alone out there. Thanks to missions like NASA’s Kepler and TESS telescopes, we’ve spotted dozens of rocky worlds ...

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best ...

Richard Carrington’s name has long been connected with the most intense solar storm ever recorded, but his face was unknown until a lost portrait surfaced.

A newly identified planet candidate, HD 137010 b, looks strikingly Earth-like in size and orbit — but it may be colder than Mars due to its dimmer star. If it has a thick enough atmosphere, though, ...

Kepler, based in Canada, recently launched the first tranche of its optical data relay constellation. The deployment includes ...

Learn about HD 137010 b, a cold Earth‑sized planet candidate that sits near the outer edge of its star’s habitable zone.