Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

Gianluca Masi from the Virtual Telescope Project captured imagery of comet C/2022 E3 (ZTF). The comet's closest approach to Earth at 26.4 million miles (42.5 million km) away. Credit: Gianluca Masi / ...

Among the roughly 10 billion white dwarf stars in the Milky Way galaxy, a greater number than previously expected could ...

NASA's Pandora mission, launching in fall 2025, will study the atmospheres of over 20 exoplanets, focusing on clouds, hazes, ...

Learn about the life and scientific contributions of Johannes Kepler, the 17th-century astronomer known for his laws of ...

How would detecting methane help astronomers identify if exoplanets, or even exomoons, have life as we know it, or even as we ...

For most of history, the Moon was regarded as a mysterious and powerful object. Then scientists made it into a destination ...

Explore the impact of stellar flares on the potential for alien life. Discover how higher levels of UV radiation can both ...

White dwarfs, once thought lifeless, could host habitable planets. The James Webb Telescope is searching for atmospheric ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...