The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. NASA and the European Space Agency released the latest photos Thursday.

This unexpected color raises new questions about the alien chemistry of comets from beyond our solar system. On Sept. 7 2025, ...

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously thought, astronomers say. A comet named 3I/ATLAS likely weighs more than 33 ...

A rare chance to see a snow moon, eclipse and comet, all in one night! The penumbral eclipse happens when the earth is between the sun and the moon, casting the greenish colored comet. It's only ...

A total solar eclipse occurred on July 19, 418 C.E. A mysterious light, possibly a comet, was seen during this eclipse. Reports from Europe and China confirm the comet sighting. This event is the ...

Deep in the Chilean desert, the European Extremely Large Telescope (ELT) is currently under construction. Operated by the European Southern Observatory (ESO), the ELT's design features a 128-foot-wide ...