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

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

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

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

NASA’s newest mission is taking an orbiter to study one of Jupiter’s moons for signs of life, and a contractor from the QCA ...

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 ...

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 ...

Coverage of the launch is expected to begin at 11 a.m. ET and will be added to this story in the video player above. The ...