How far away it is: 93 million miles (150 million km) ...

Even if Earth does survive, it won’t be pretty. The temperature of our planet will be about 1,300 degrees C, hot enough to ...

Open star cluster M67 holds at least 15 close solar analogs — stars with similar masses, ages, and compositions as the Sun. Observations so far show that none of these analogs has a stellar ...

Astronomers tracking an interstellar object flying through the solar system think it comes from a star at least 8 billion ...

In the center of a planetary nebula, the core of a now-deceased Sun-like star heats up to ... More temperatures exceeding ~30,000 K, leading to the ionization of the surrounding material, ...