Nebulae are some of the most breathtaking sights in the universe — vast clouds of gas and dust where stars are born, or where they meet their spectacular ends. From the delicate wisps of the Veil ...

Just in time for Christmas, a vast star-forming region shaped like a Christmas tree is lighting up space 2,700 light-years ...

Move over, 1080p! Truly high-resolution projectors are finally affordable enough to make a 4K model your new target for work or play. Here's everything you need to know to buy the right one. Most of ...

Crab Nebula reveals gas from ancient supernova explosion Betelgeuse shows late-stage evolution of a massive star Stellar death spreads elements, triggering new star formation ...