Real-life astronaut Emily Calandrelli is making a guest appearance in the newest episode of Disney Jr.'s "Marvel's Iron Man ...

Japan's mission to Mars is one of the most ambitious in spaceflight history. It aims to become the first spacecraft to return to Earth from Mars orbit, carrying with it the first-ever samples from the ...

The satellite, a collaborative effort between NASA and the U.S. Geological Survey, is the ninth in the Landsat Earth-observing series, which goes all the way back to the launch of Landsat 1 in 1972.

NASA's Hubble Space Telescope captures the glittering spiral galaxy NGC 6951, where a central bar fuels a spectacular ring of newborn stars.

It was the first Starlink mission for a Falcon 9 since Sept. 19, which was another 27-satellite liftoff from Vandenberg. For some perspective on this recent gap: Between Aug. 19 and Sept. 6, a span of ...

Hydrogen may be the most common element in the cosmos, but scientists could use it to do something unique: uncover the nature of dark energy, the mysterious force driving the accelerating expansion of ...

Cosmic magnifying glasses Black holes form when massive stars roughly 20 times heavier than our sun run out of fuel and collapse, leaving behind an abyss with gravity so immense that even light cannot ...

These explosions, known as hypernovas, were first proposed to explain unusual stars in the halo of our galaxy, the Milky Way, and in a neighboring dwarf galaxy. It was suggested that these stars could ...

Shooting starsappear when particles from ancient cometsand asteroidscollide with Earth's atmosphere, burning up in a magnificent display that can be easily visible to the naked eye. A particle no ...

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The asteroid Bennu was shaped on the boundary between hot and cold in the dusty disk that formed the planets 4.5 billion years ago, meaning the samples brought back from this space rock by NASA's ...

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