The universe

Halloween is here, and there is no better way to celebrate than with a blood-curdling image of the Dark Wolf Nebula looking like a cosmic werewolf poised to grab an unwitting victim.

The extreme qualities of neutron stars could mean these dead stellar remnants gather dense clouds of hypothetical particles called "axions" around them, potentially shedding light on dark matter.

Dark matter makes up 85% of the stuff in the cosmos, but scientists have no idea what it is. On Dark Matter Day (Oct. 31), Space.com invites you to interrogate the suspects.

In time for Halloween, we present seven terrifying cosmic monsters — and to meet your thirst for scares, we've added must-watch horror movies to this witches brew.

China has moved up its timeline for bringing Mars samples to Earth, aiming to do so as early as 2028 — long before the U.S. is slated to achieve this same ambitious goal.

The James Webb Space Telescope has discovered brown dwarfs at the heart of planet-forming disks in the Orion nebula. The discovery could help reveal if these "failed stars" can have planets.

Astrophotographer Miguel Claro captured Comet C/2023 A3 (Tsuchinshan-ATLAS) from the Dark Sky Alqueva reserve in Portugal on Oct. 13, 2024 as the comet was displaying an 'anti-tail.'

The famous doughnut-shaped image of the Milky Way's supermassive black hole may not be fully accurate, an independent analysis of EHT data suggests.

November's full Beaver Moon will occur on Nov. 15 and will shine near the well-known Pleiades star cluster in the Taurus constellation.