Jessica Miller looks back at some of the best winning images from another great year of photography competitions The post See ...

The moon and sun share top billing in 2026. Kicking off the year's cosmic wonders is the moon, drawing the first astronauts ...

By tracking tiny stellar wobbles, astronomers have detected planets forming around young stars for the first time.

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

An alien comet, a Martian volcano, a man’s fall from the sun and a groundbreaking telescope’s first images: Here are the most jaw-dropping space photos of 2025.

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

Arizona’s night skies will give local skywatchers a full year of must-see stargazing events in 2026. Cosmic spectacles like ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

While the comet will remain visible to telescopes for several months, tonight marks the moment it is nearest to Earth, making ...

Researchers have pushed back on NASA's claims that 3I/ATLAS is an ordinary comet, just hours before it makes its closest ...

On December 19, avid skywatchers can catch a glimpse of the mysterious visitor through powerful binoculars or a telescope when it’s around 170 million miles from our home planet ...