Whether aliens could detect our modern civilization depends on what signs they’re looking for—and, crucially, their distance ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

Whenever planets are visible in the night sky, they always appear roughly along the same line. This path, known as the ...

The night sky offers us a variety of spectacles throughout the year, but for the remainder of the month, we have front-row seats to see—not one or two—but seven planets at once.

For many of us, Venus, Mars and the king Jupiter will be the planets that we see this evening across the southern sky. Not ...

It’s nestled at the perfect distance from the sun to allow ... to hunt for these transit events which give away the location of potential planets. TESS, seen here prior to launch, is NASA ...