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Mysterious, repeating radio bursts from space may finally have an explanation
By Natasha Hurley-Walker published
By searching sparsely populated regions of the galaxy, astronomers have for the first time found the source of a kind of signal that has puzzled them for years.
New thunderstorms wider than Earth are spewing out green lightning on Jupiter — and could make one of the gas giant's massive bands disappear
By Harry Baker published
A pair of massive thunderstorms have been spotted swirling in Jupiter's "South Equatorial Belt" and are likely unleashing massive bolts of green lightning. Some experts think the pale clouds could end up altering the rusty band's color — and potentially even making it "disappear."
What is the universe expanding into if it's already infinite?
By Nicole Granucci published
The universe is constantly expanding, but how do scientists think about what it's expanding into?
James Webb telescope confirms we have no idea why the universe is growing the way it is
By Ben Turner published
Astronomers can't agree how fast our cosmos is expanding. A new James Webb Space Telescope study has made the crisis even worse.
Did Venus ever have oceans to support life, or was it 'born hot'?
By Robert Lea published
"We would have loved to find that Venus was once a planet much closer to our own, so it’s kind of sad in a way to find out that it wasn't."
Destroyed observatory helped SETI unlock the secrets of 'cosmic lighthouses' powered by dead stars
By Robert Lea published
"Even years after the Arecibo Observatory's collapse, its data continues to unlock critical information that can advance our understanding of the galaxy."
Artemis Program: NASA's plan to send humans back to the moon
By Adam Mann last updated
Basic information about the Artemis program's Space Launch System and Orion capsule.
Miniature black holes could be hollowing out planets and zipping through our bodies, new study claims
By Ben Turner published
Some physicists say the lingering questions about our universe could be solved by hypothetical objects called primordial black holes. New research claims the evidence of their existence could be right here on Earth.
'Spectacular' asteroid blazes over Siberia just hours after it was detected
By Pandora Dewan published
Asteroid C0WEPC5 entered Earth's atmosphere at 1:15 a.m. local time on Dec. 4 over northeastern Siberia.
We are fast approaching the sun's 'battle zone' — and it could be even worse than solar maximum, experts warn
By Harry Baker published
Space weather experts warn that solar activity will persist or even increase after solar maximum has ended and we enter a phase of the solar cycle dubbed the "battle zone."
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