Space

Will anyone own land in space? Could an individual, company or country claim the Moon? Will we have countries in space, organized by ideas and religions, and territories just as we have on Earth?…

In 1975, physicist Kip Thorne and astronomer Anna Żytkow proposed that there are hybrids of red supergiant and neutron stars that superficially resemble normal red supergiants, such as Betelguese in…

A gamma-ray burst of light from the enormous explosion of a star more 12.1 billion years ago — shortly after the Big Bang — recently reached Earth and was visible in the sky. Gamma-ray bursts are…

Kapteyn's Star, named after Dutch astronomer Jacobus Kapteyn, who discovered it at the end of the 19th century, is the second fastest-moving star in the sky and belongs to the Galactic halo, an…

In our solar system, there are two basic kinds of planets- smaller, rocky terrestrials like Earth and Mars and then large gas giants like Neptune and Jupiter. Though a middle ground between those…

Kim Stanley Robinson in his famous Trilogy Red, Green and Blue Mars describes a science fiction future with Mars changing colour to green and then to blue. But what also about snowball white after a…

Kim Stanley Robinson in his famous Trilogy Red, Green and Blue Mars describes a science fiction future with Mars changing colour to green and then to blue. However there are many other colours Mars…

You can't seeit from here, but the moon is lopsided; that's because of its gravitational tug-of-war with Earth. The mutual pulling of the two bodies is powerful enough to stretch them both and they…

The slopes of a giant Martian volcano nearly twice as tall as Mount Everest, called Arsia Mons, were once covered in glacial ice and they may have been home to one of the most recent habitable…

This is something often said in discussions of Extra Terrestrials. For instance in this interview with the famous Japanese theorist Michio Kaku  "Or they could be so advanced that we would…