Two dead, dancing stars challenge astronomers' expectations
They spin around each other in minutes and don't produce X-rays.
NASA launches Parker Solar Probe in mission to 'touch' the Sun
It will help humanity understand its home star.
Radio telescopes show theory of gravity holds in extreme situations
Three 'dead' stars demonstrate that Einstein had the right idea.
Hubble space telescope spots the farthest known star
It's 100 times farther away than the previous record.
The TRAPPIST-1 star system may be too old for life
It's up to twice as old as the Solar System.
A nearby Sun-like star hosts four Earth-sized planets
Any life there would get pelted by asteroids and comets, though.
Edible robot surgeons will cure you from the inside out
They're tackling gastrointestinal disease from both ends of the issue.
Early universe 'fireworks' challenge notions of how stars form
The ancient cosmos may have been packed with tiny star incubators.
Astronomers capture best picture yet of the star in Orion’s armpit
It reveals that Betelgeuse’s inner temperature isn’t uniform, which has implications for the giant sun’s future.