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It may be one of the most iconic sights in the night sky, but astronomers have never seen the Helix Nebula like this before.

The shadow nebula LDN 1245 is located in the constellation Cassiopeia.

Editor's note: This article (originally published Aug. 13, 2025) has been updated to include new text and illustrations ...

Humanity is on the way to confirming the existence of non-human entities and making contact with aliens within the next 50 years, as predicted by a leading British space scientist. According to Dame ...

Almost two months after Alien: Earth’s first chapter ended with a major cliffhanger, the future of the series has now been revealed.