Astronomers, ecologists, and other scientists from around the world submitted mind-bending images representing their fields.
Comets Lemmon and SWAN may be visible around the same time as they race across the solar system.
Travel the universe from your seat with our picks from the annual ZWO Astronomy Photographer of the Year competition.
The newly discovered comet, C/2025 F2 (SWAN), is racing toward the Sun, and it may not survive its closest approach.
The nearby T Coronae Borealis system could still explode any day now, but calculations suggest the next best chance for fireworks is later this year.
On March 29, the Moon will wedge itself between the Sun and Earth, blocking only a part of the star from our view.
The rare nova explosion—once it happens—will be so bright that you'll be able to spot it without a telescope.
The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth.
Set your eyes on the night sky this week and you may catch a glimpse of the New Year comet.
Flashes on our natural satellite's surface suggest the annual Geminids meteor shower isn't just making an impact on Earth.
Don Pettit packed a home-made tracker to space, allowing him to bless our timelines with long-exposure images.