James Webb telescope detects the earliest strand in the 'cosmic web' ever seen
Astronomers using the James Webb Space Telescope have discovered a clump of ancient galaxies that may be the oldest strand of the "cosmic web" ever detected.
Astronomers using the James Webb Space Telescope have discovered a clump of ancient galaxies that may be the oldest strand of the "cosmic web" ever detected.
Scientists have discovered granite created by magma deposits beneath an ancient lunar volcano that erupted around 3.5 billion years ago on the far side of the moon.
Unfounded claims about a major solar storm in 2025 triggering widespread internet blackouts have been circulating online.
Though Earth's innermost core is solid, new research suggests that it hosts a lot of variation.
Climate "tipping points," such as the loss of the Amazon rainforest or the collapse of the Greenland ice sheet, could come within a human lifetime, scientists have said.
More evidence of the potentially life-indicating molecule phosphine has been discovered in Venus' atmosphere, opening the next chapter in a heated debate.
A team from Caltech and NASA's Jet Propulsion Laboratory (JPL) has designed something that goes way beyond your typical rover, and may be the next step in robotic planetary exploration.
Why the sun's corona, or outer atmosphere, is so hot has been a mystery for decades, but machine-learning algorithms are now on the case.
Evidence in a court room often requires an expert to explain it – Expert astronomers usually are not what one pictures in court, but that is exactly what I do.
Astronomers have witnessed one of the most dramatic "switching on" events ever seen as a distant supermassive black hole began greedily feasting on its surrounding matter.
How would astronauts walk on an asteroid? With the potential to sink into killer "ball pits" or to take jumps that launch them into space, the answer is "carefully."
The James Webb Space Telescope has detected the most distant active supermassive black hole to date, and researchers aren't sure how it could have formed so early in the universe's history.
Over the 14 years since its launch, the Lunar Reconnaissance Orbiter has produced images and data proven that have transformed our understanding of the moon. But how much longer can the orbiter last?
Do you want that toasted? A newly suggested planet formation process suggests smaller worlds could be created when a gas and dust filling is squeezed between two larger planets.
Gravitational waves from merging black holes distorted due to a phenomenon predicted by Einstein could be a new way of measuring the rate of cosmic expansion.
The World Meteorological Organization has declared the onset of El Niño conditions in the tropical Pacific, leading to surging temperatures and disruptive weather that could threaten lives.
Time dilation, brought about by the relativistic expansion of space, has resulted in the observed slowing of 'clocks' in the early universe.
As the U.S. celebrated July 4, the sun hosted its own fireworks display in the form of a coronal mass ejection "double punch" that NASA predicts could strike Earth on Friday (July 7).