I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. At least 50 billion planets in our own Milky Way galaxy are likely to be free-floaters --- unbound to any star system ...

Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of them with planets of their own. The Milky Way got its name from the ...

High radiation during a time of frenzied star formation in the Milky Way left one stellar population with few chances to form planets, a study reports.

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

Exoplanets have captured the imagination of the public and scientists alike and as the search continues for more, researchers ...

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

Scientists are keen to get to the bottom of the dark matter puzzle because this phenomenon accounts for the vast majority of the "stuff" in the universe — about 85%, in fact. That means everything we ...

Milky Way May Have Billions of Earth-Like Planets There could be as many as 40 billion habitable Earth-size planets in the galaxy, according to a new study. WSJ's Monika Vosough reports.

We’re just coming up on August’s “Milky Way” window, arguably the best 10 days of the year for viewing our galaxy ... on where you are on the planet the Moon rises around 45 minutes ...

There are around, well between 200 billion and 400 billion stars in the Milky Way galaxy and the majority of those have planets orbiting around them - solar systems of their own. But all that mass ...