Chile's Atacama Desert is home to some of the best Earth-based observatories, though an energy company is throwing a wrench ...

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

Once we move outside the galaxy, we encounter even larger spaces and longer light travel times. One of the great scientific ideas of the 20th century astronomy was the discovery that there are ...

Comet ATLAS hit a maximum magnitude of -3.4 during its close encounter with the sun, just shy of the brightness of Venus in ...

From magnification to letting in enough light at night, here's how to choose the perfect monocular for stargazing and ...

NASA's James Webb Space Telescope, history's largest and most complex space observatory that serves thousands of astronomers ...

It also helps to limit the specific wavelengths in which the light is emitted. Much of modern astronomy depends on spectroscopy, where we must be able to detect light at the specific wavelengths ...

Killjoys on social media say there’s no point wishing on stars because they are already dead – but the naysayers are completely wrong.

A cosmic object spotted by the James Webb Space Telescope has flummoxed astronomers. Now, a research team has studied ...