New research suggests that we may be vastly underestimating the number of black holes that existed in the early universe, ...

The NASA/ESA Hubble Space Telescope has provided a dramatic and colorful close-up look at one of the most rambunctious stars ...

The Great Red Spot is a gargantuan, high-pressure vortex called an anticyclonic storm that has been raging in Jupiter's ...

Advancements in commercial satellite capabilities will enable NASA officials to transition to commercial systems to support ...

Hubble has homed in on a nearby star called R Aquarii, which is throwing out material for billions of miles around it.

Using the Gaia space telescope, astronomers have observed 55 massive stars ejected from their home star cluster in the Large ...

Estimates of how fast the universe is expanding disagree. Could a new form of dark energy resolve the problem?

Scientists identify faint black holes in galaxies that formed during the early days of the universe, using imagery from the ...

The @nasawebb Instagram account has also captured the imagination of Michael Hoppen, a photography specialist who opened his ...

NASA's Chandra X-ray space telescope has spotted the cosmic serial killer that, like Michael Myers, is back for a sequel, ...

NASA’s Europa Clipper, the largest robotic probe the agency has ever built, rocketed into space Monday on a mission to ...

Jupiter's famous Great Red Spot has been under constant observation since the 19th century, but this new development is ...