A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...

Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) have confirmed the discovery of two rocky exoplanets orbiting a nearby K-type star, designated TOI-2322. The results, published on ...

Learn how NASA’s TESS and ESA’s Gaia missions helped astronomers uncover thousands of hidden stars, revealing that the Pleiades are 20 times larger than previously believed.

These young, hot blue stars are members of the Pleiades open star cluster and resides about 430 light-years away in the ...

Scientists using NASA's Transiting Exoplanet Survey Satellite (TESS) discovered an exoplanet, which NASA defines as “any planet beyond our solar system.” What's False However, the “strange signals” ...

Scientists have devised a new method for mapping the spottiness of distant stars by using observations from NASA missions of orbiting planets crossing their stars’ faces. The model builds on a ...