NASA is preparing to launch a new observatory that will help scientists better understand space weather and the protective ...

A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

CAPE CANAVERAL, Fla. (AP) — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this ...

Ever since a mysterious interstellar object, dubbed 3I/ATLAS, was first spotted screaming into our solar system, famed ...

An interstellar tourist is taking a quick trip through our solar system, becoming one of just three known objects to ever do so, according to NASA. A comet from a solar system outside our own was ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space agency spotted the quick-moving object with the Atlas telescope in Chile on ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

The New Horizons spacecraft sends back its sensational snapshots of Jupiter, and its volcanic moon Io, before the mission's close encounter with Pluto (Photo by: Photo12/Universal Images Group via ...

Scientists have just discovered a rare interstellar object hurtling through the solar system, and it's expected to make its closest approach to Earth on October 30. Officially named 3I/ATLAS, the ...

It’s a stellar discovery. A Manhattan-sized interstellar comet was spotted blazing through our solar system — marking only the third time a mysterious object from beyond our cosmic neighborhood has ...

NASA has released its first image of a planet outside of our solar system. Astronomers used NASA's James Webb Space Telescope to take a direct image of the exoplanet, described as a "gas giant." NASA ...