New science from a stunning 2020 Hubble image illuminates the back story behind a shining loop of light.
With it, astronomers hope to find the first galaxies to form in the universe, will search for Earthlike atmospheres around other planets and accomplish many other scientific goals.
Astronomers have discovered a huge cavity 500 light-years wide in the Milky Way galaxy believed to have been carved out by a supernova 10 million years ago.
New astronaut and satellite images of an active volcano on the island of La Palma reveal the frightening beauty of the eruption, as well as its dangerous proximity to humans.
NASA's InSight lander has detected its three most powerful marsquakes yet, potentially giving scientists an even clearer picture of the Red Planet's interior.
NASA's Ingenuity helicopter is getting ready for its 14th Red Planet flight, but the thinning Martian air is making such sorties more and more challenging.
Satellites have captured a dramatic volcanic eruption that is shaking a Spanish island after half a century of silence.
September's equinox has arrived today, marking the beginning of astronomical autumn in the Northern Hemisphere, where the nights will get longer than the days until the spring equinox in March 2022.
An asteroid measuring about three times the size of the Statue of Liberty will sail harmlessly by Earth on Sept. 22, the 2021 fall equinox.
About 4.5 billion years ago, the solar system was just a giant, spinning cloud of gas and dust. Today, it's flat. Here's how that happened.
NASA has released three new 'musical pieces' based on astronomical observations of distant stars, black holes and galaxies.
Black holes exert small amounts of pressure on their environment a new study finds, hinting at a more complex nature of these mysterious objects.
The ice-hunting Volatiles Investigating Polar Exploration Rover (VIPER) will land just west of Nobile Crater, which sits near the moon's south pole, NASA officials announced today (Sept. 20).
With the arrival of September and hints of cooler temperatures also comes one of most important traditional festivals in the Chinese calendar.
Einstein's paper on special relativity revolutionized light, light speed, matter and energy with a deceptively simple equation.