Where else are they hiding? When scientists discovered an enormous black hole thousands of light-years from where it ought to be in space, they knew...

Where else are they hiding? When scientists discovered an enormous black hole thousands of light-years from where it ought to be in space, they knew...

Astronomers have discovered an alien world so strange it seems to break nearly every known rule of planetary science. The planet, named TOI-4507b,...

Mars is a desert planet with dunes, canyons, and surprisingly fast winds. It is very cold, though, so it does not often get compared to desert planets...

The more we learn about planets inside and outside our Solar System, the more difficult the question "Well, where the hell are aliens then?" seems to...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is suspected to be causing...

Astronomers are investigating a potential hidden planet, dubbed Planet Y, far beyond Neptune. Its gravitational pull is suspected to be causing...

The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 175,000 miles (280,000 kilometers) as they encircle the...

For decades, astronomers have listened to the cosmos through pulsars — rapidly spinning neutron stars that emit perfectly timed radio pulses. These...

For decades, astronomers have listened to the cosmos through pulsars — rapidly spinning neutron stars that emit perfectly timed radio pulses. These...