Simulations suggest the faintest galaxies near the Milky Way share one iron level because a single giant first star exploded in each.

If you fold a 0.088mm thick piece of paper 42 times, the thickness becomes approximately 387,000 km, exceeding the average ...

There’s a star in our night sky that looks a little ill. Or maybe haunted. Or both. Don’t worry, though — it’s neither of those things. But it does have scientists excited. For the first time, ...

Gas and dust also fall directly into the clouds, along with streams of matter called cosmic filaments. Together, clouds and ...

Astronomers have determined that VVV CL001, a metal-poor globular cluster near the center of the Milky Way, is about 13.4 ...

PhilosophyOfPhy Schools simplify it to closed circles so kids don't freak out. Reality is we're on a wild helix never repeating positions. Makes you realize how temporary everything feels.

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* Supermassive black hole at the core of the Milky Way galaxy - Milky Way vs ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...