NASA, James Webb Space Telescope
ESA 's Jupiter Icy Moons Explorer (JUICE) is ultimately headed for the Jovian system, but on Aug. 20, it took a quick look at ...
Our universe is always being explored, and a recent discovery was made about the catchily named exoplanet HD 189733 b. This ...
A star’s surface temperature can be used to determine the star’s luminosity and chemical composition. At best, a star’s exact ...
A long-awaited study of the cosmic expansion rate suggests that when it comes to the Hubble tension, cosmologists are still ...
Astronomers study stars by looking at the different colors of light they emit—colors they capture and analyze using ...