Rarest Moons in the Solar System: Did you know? NASA, the ISS, and the James Webb Space Telescope (JWST) are constantly observing the rarest moons in the solar system? The purpose behind this research ...

Last month, Google quietly killed off Google Sky Maps. But there’s still another way to virtually explore most of the solar system a la Google Maps: it’s called Google Maps in Space. Google Maps in ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. The beads appear above a swirling hexagonal ...

The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...

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

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS ...

For decades, astronomers have been awed by Saturn’s ring beauty. But a tiny, icy wanderer drifting between Saturn and Uranus ...

Saturn is known for its iconic rings, but it should also probably be known for its moons. The ringed world was already the record holder for the most natural satellites of any planet in the Solar ...

From tentative evidence of habitable planets to the eyebrow-raising suggestion an interstellar comet might not be what it seems, the possibility of life beyond our solar system has long tantalized ...

Portal’s heat exchanger thruster, known as Flare, fires up during a test in a vacuum chamber. (Portal Space Systems Photo) Bothell, Wash.-based Portal Space Systems says it has successfully tested its ...

Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...