This week in Starwatch, I want to take you to the low southern skies for one of the best constellations of summer — Sagittarius the Archer, one of the zodiac constellations. Not only is ...

The simplest explanation — that Punctum is an extreme example of something familiar — hasn’t been ruled out. A magnetar in an ...

Ursa Major III, the faintest object in our galaxy, orbits the Milky Way at a distance of more than 30,000 light years. Until ...

The waning Moon passes Jupiter, Venus, and Mercury before dawn, while Titan’s shadow transits Saturn in the sky this week.

Only a fraction of the size of the Milky Way, these galaxies have thus far been too faint for most telescopes to spot.

The newly confirmed supermassive black hole at the heart of CAPERS-LRD-z9 is known as an active galactic nucleus (AGN), the ...

14. The Sun emits a continuous stream of plasma called the solar wind. On Earth, the most visible effect of the solar wind is the production of the northern and southern lights, the aurorae. Intense ...

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole Sagittarius A* has been sonified by SYSTEM Sounds. Credit: ...

An impossibly bright galaxy is forcing scientists to rewrite the rules of the Big Bang’s aftermath. Here’s what you’ll learn ...

The astronomers estimated that the "ultramassive" black hole is over 10,000 times the mass of the Milky Way's black hole.

The center of our galaxy, the Milky Way, is one of the most fascinating and luminous regions in the universe, even though it houses a supermassive black hole known as Sagittarius A*. This video ...