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 ...

The comet is fast approaching its closest encounter with Earth on Tuesday, March 21, a harmless 28.6 million miles.

Astronomy on Tap ATX (AoTATX) is held on the second or third (or fourth) Tuesday of every month at Celis Brewing at 8:00 pm ...

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," ...

Presents a series of 250 significant events in the history of astronomy and space exploration, from the original formation of the galaxies, to the space mission to the planet Mars, to speculation ...

On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow will see cooler temperatures set in as the northern hemisphere receives less ...

A vast river of neutral hydrogen bridges two galaxies that are beginning to enter the monstrous Virgo Cluster, and this structure is helping astronomers better understand our Milky Way's relationship ...

Look up on a clear night, and you might catch a strange kind of light show. A glowing streak of light, moving slower than a ...