Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious ...

Now the diameter of the known universe can be described as 558 billion trillion miles (that’s 558 followed by 21 zeros) or 28 gigaparsecs. If you’re like most astronomers, I’m pretty sure which size ...

While this may sound scary, there is little chance humanity will survive to see the end of the universe. In about five ...

Bluish-white Regulus in Leo is moving toward the western horizon and sets around 10 p.m. in mid-July, followed a couple of ...

That means returning from the moon, the Artemis astronauts will be traveling at around 0.0037% the speed of light. Assuming a ...

Bechtol and his fellow scientists hope they can learn more about the universe than all of scientific progress has allowed in ...