Astronomers on Mauna Kea found the first space object on which NASA’s Roman Space Telescope can test its imaging technology. A new “massive planet ” also was found, the W.M. Keck Observatory said in a ...

The European Southern Observatory (ESO) obtained the first close-up image of a red supergiant star, WOH G64, located in the Large Magellanic Cloud, outside the Milky Way galaxy. WOH G64, a star with a ...

Gas and dust flowing from stars can, under the right conditions, clash with a star's surroundings and create a shock wave.

An astronomer at Lowell Observatory led a study that measured the properties of a binary star system for the first time. The study will be published in The Astrophysical Journal soon, according to an ...

This illustration provided by W.M. Keck Observatory depicts the insides of an exploding star. (Adam Makarenko/W. M. Keck Observatory via AP) This illustration provided by W.M. Keck Observatory depicts ...

For astrophysicist Mansi Kasliwal, her appointment to the historic Palomar Observatory as the new director was a full-circle moment. The California Institute of Technology announced her new position ...