Stars

The heavenly orbs are not quite stars and not quite planets.

Multiple researchers suggest that dead magnetic stars have likely been behind the rare, intense bursts of radio waves that began in 2007.

For the first time, astronomers have discovered a planet that survived the death throes of its star.

The method may be able to improve solar flare prediction using only satellite images of the sun.

We honor the spacecraft’s 16-year journey with five beautiful images from the telescope.

Some scientists have been poking at the foundations of dark energy, but many say the concept remains on solid, if mysterious, ground.

That’s when the two stars in the binary system V Sagittae are set to merge in a spectacularly luminous fashion.

Enjoy ginormous candy canes, stellar glitter, and visiting (interstellar) neighbors this month.

Marvel at the lives and deaths of stars across the universe.

The SETI Institute leads the hunt for extraterrestrials, which has entered a new phase with myriad planets to focus on.

Data from the second probe to reach interstellar space helps scientists form a more complete picture of the boundary between the sun and the stars. 

Quiver at the sight of skeletal galaxies, stellar pumpkins and ghostly interstellar visitors.