With the launch of TESS, we will soon have many more exoplanet candidates. But how do we determine which are the most valuable for follow-up observations?
In or out? Today’s paper explores whether or not an unusual object belongs to the AB Doradus moving group—and what it means if it does.
When it zips past the Galactic Center black hole in 2018, how would a possible binarity of the star S0-2 affect the detectability of its relativistic motion?
A star that spins fast enough to throw off its atmosphere, and a hint at how it got that way.
Are Proxima Centauri and Alpha Centauri part of the same system?
Say hello to your new neighbor. Proxima Centauri, the closest star to the Sun, has an Earth-mass planet in the habitable zone, but it wasn’t easy to find, and it’s in a bit of a dangerous place.