A close-in exoplanet is triggering stellar flares and self-destructing. This is the first direct evidence of planet-star ...

Neptune is called an “ice giant” because it’s mostly made of a thick, slushy mix of water, methane, and ammonia, which ...

In the past two years, without much notice, solar power has begun to truly transform the world’s energy system.

The universe is filled with extraordinary wonders, and among the most awe-inspiring are the truly gigantic stars that dwarf ...