The newly discovered object dubbed the Great Comet of 2026 may become visible to the naked eye during its close solar pass in April.

In late 2025 a mysterious comet flew between the orbits of Earth and Mars and reached a speed of more than 150,000 miles per ...

The JANUS science camera aboard ESA’s Jupiter Icy Moons Explorer (Juice) has captured new images of the interstellar object ...

Before we say goodbye to our interstellar visitor, another close encounter is on its way. This one could be course-altering.

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...

Want to catch a glimpse of the planetary alignment from Arizona? Here's what to know, including a list of official dark sky locations in the state.

“Stay tuned for an update from us,” ESA has announced, and we can’t wait to see what else will come from JUICE. This might be one of the closest observations of an object from deep space, unless a ...

Six planets, Mercury, Venus, Neptune, Saturn, Uranus and Jupiter, will be visible, according to NASA. Seeing a parade of six or even seven planets is rare. Of the six, four will be visible to the ...

An astronomy professor explains what exoplanets are, why he keeps looking for them and how Israel intercepts missiles “in ...