Astronomers have found what looks like the first moon outside our solar system, though the team is cautious about calling it ...

Harvard CfA researchers published two studies on August 5, 2026, showing pulsating supermassive stars roughly 100,000 times ...

A digital SLR camera is your best bet for dramatic close-up photos of the moon passing in front of the sun. But you can still ...

In this Weather Wednesday, we explain the science behind the beams of light and shadow you sometimes see coming from the sun.

While scientists are not too concerned about this particular piece of space junk, it highlights the growing threat as more ...

This rich grouping of young suns shines brightly in Aquila the Eagle, ripe for observing just after sunset and before ...

The object orbits a brown dwarf that orbits a star, and astronomers aren’t sure if it’s a planet, a moon — or something else entirely.

If you're planning to look up after sunset tonight, you may notice a bright object shining near the crescent moon and wonder whether it's a star, a planet or even an airplane. The answer is Venus. The ...

A recent NASA study has revealed that a near-Earth asteroid discovered nearly three decades ago is not, in fact, an asteroid, but rather an unusual object classified as a “dark comet.” The object, ...

Four nearby white dwarf stars have been discovered hiding in plain sight beside brighter red dwarf companions. Hubble's ultraviolet observations finally revealed the long-hidden stellar remnants, ...