Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Interstellar comet 3I/ATLAS may be a primitive carbonaceous object, according to a new preprint study comparing the object's ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's habitable zone. Water is a key ingredient for life, and on a planet too close to ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve ...

Westfield High School senior Kaitlynn Goulette and freshman Krystyna Goulette have developed a walkable, scale model of the ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's ...

The comet 3I/ATLAS is taking a long holiday journey this year. It’s visiting from another solar system altogether. Those ...

As twilight deepens the week of November 24 to 28, the waxing crescent moon appears in the south to southwest, above the setting Teapot asterism.

In this gallery, we take a closer look at the planet’s interior structure and composition. From terrestrial planets to icy giants, we unravel the turbulent worlds hidden beneath the apparent calm ...

The picture-perfect launch of twin Escapade orbiters bound for Mars presages a fantastical new age in exploring the planets, ...

New research shows that Theia, the planet that collided with Earth and formed the Moon, was a rocky world born closer to the ...

Spectroscopy of other stars has led to most discoveries of exocomet systems. In research led by University of Colorado ...