Second only to black holes, neutron stars—incredibly dense star remnants—are the densest objects in the universe. When ...

The Hubble Space Telescope's evidence of an "intermediate-sized" black hole about 6000 light-years away in the closest ...

Hubble Space Telescope imagery of Saturn, captured from 2018-2024, has been time-lapsed. Footage courtesy: NASA, ESA, Amy ...

A faraway galaxy has been caught blowing away the cosmic fog of hydrogen that filled the universe once upon a time.

NASA offers a simple way to see which stunning celestial image the Hubble Space Telescope captured on your birthday.

Hubble Space Telescope captured ionizing ultraviolet light from galaxy MXDFz4.4, which existed just 1.4 billion years after ...

The nebula is a star-forming region located about 5,000 light-years from Earth. Hubble first imaged this cosmic phenomenon in 1997 and revisited it with an improved camera. The new image helps ...

In the constellation Cepheus lies the barred spiral galaxy NGC 6951. Due to its stellar activity, the galaxy has become a favorite for astronomers using the Hubble Space Telescope. Orbiting above ...

Using the Hubble Space Telescope, astronomers have witnessed an infant star 20 times larger than the sun setting interstellar clouds ablaze. The source of this cosmic conflagration is a stellar jet ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A dramatic rise in the number of internet satellites ...

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star. NASA and the European Space Agency released the latest photos Thursday.