A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

Pulsars could be helping scientists distinguish between gravitational waves caused by supermassive black hole collisions and ...

"This finding is the first direct evidence of water’s interstellar journey from clouds to the materials that form planetary ...

For the past decade, gravitational wave astronomy has opened our eyes to amazing cosmic phenomena thanks to LIGO, the Laser Interferometer Gravitational-wave Observatory. Bob McDonald celebrates LIGO ...

Starfront Observatories allows amateur astronomers to rent a spot for their telescopes and photograph the cosmos over a ...

Artist’s interpretation of two massive black holes (MBHs) within a galaxy. A tidal disruption event unfolds around the MBH ...

It wasn’t until Albert Einstein that we developed a more sophisticated mathematical understanding of time and space that allowed physicists to probe deeper into the connections between them. In their ...

Armillary rings emerged in the 16th and 17th centuries during the birth of the scientific revolution and rise of astronomy ...

The universe is truly magical: vast, mysterious, and endlessly fascinating. There’s something almost unreal about being able ...

The article recounts the author's personal journey into astronomy, highlighting several influential beginner astronomy guidebooks from various eras, including "Stars: A Guide to the Constellations," ...