Slide your gaze southeast of this star; under higher magnification, look for a parallelogram ... 10:30 P.M. Moonset: 1:42 P.M ...

NASA's Voyager 1 spacecraft took a photo of Earth and the moon. It was the first time both the Earth and the moon were ...

A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with ...

By staring into the hellish landscape of Jupiter's moon Io—the most volcanically active location in the solar system—Cornell ...

The Titusville company building hydrogen-balloon-powered pressurized capsules for tourists completes an uncrewed flight test off the St. Petersburg coast.

Earlier this month, the European Space Agency (ESA) launched its newest Earth-observation satellite, known as Copernicus Sentinel-2C.

Voyager 1 was responsible for one of the most iconic space photos in the history of the space program. In 1990, while still ...

Hello everyone! Full moon was yesterday and since this coming Sunday is the first day of autumn, this full moon is the ...

Engineers at NASA have successfully fired up a set of thrusters Voyager 1 hasn’t used in decades to solve an issue that could ...

Saturn comes second to Jupiter in many respects—in size, age, prominence of stripes—but in terms of scientific intrigue, it ...

Iran says it has sent a research satellite into orbit with a rocket built by the paramilitary Revolutionary Guard. A Saturday report by the official IRNA said that the Chamran-1 satellite has a weight ...

Engineers needed to swap out the clogged thrusters on the spacecraft as it continues its journey through interstellar space.