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9 小时
'Shows you how weird the universe is': Brown dwarf is actually twins circling each other
Scientists have puzzled over the object known as Gliese 229B, the first known brown dwarf discovered 30 years ago.
Knowridge
10 小时
Astronomers discover ancient quasars with mysterious origins
Astronomers have made a surprising discovery: some of the earliest and brightest quasars in the universe appear to be “lonely ...
Space.com
10 小时
This Week In Space podcast: Episode 133 — Red Moon Rising
Engaging articles, breathtaking images and expert knowledge ...
Space.com
10 小时
NASA's next-generation Nancy Roman Space Telescope aces crucial 'spin test'
The test took place inside a massive centrifuge that mimics the elevated gravity conditions of a space mission.
studyfinds
12 小时
Icy discovery on Ceres: Dwarf planet hiding within asteroid belt covered in frozen water
A dwarf planet hiding right in the middle of our solar system could be a surprising source of frozen water, astronomers ...
20 小时
on MSN
Astronomers uncover two brown dwarfs with 'weird configurations'
Researchers have discovered that Gliese 229B is actually a binary system of two brown dwarfs, Gliese 229Ba and Gliese 229Bb.
22 小时
The Scientist Who Thought Up Black Holes... 241 Years Ago
Stephen Hawking, Roger Penrose, Robert Oppenheimer, Karl Schwarzschild, John Wheeler, Albert Einstein, Leonard Susskind – ...
1 天
No time to wait! Once-in-a-lifetime comet still visible in Western Pa.
If you look up at the night sky, you might be able to catch a glimpse of a rare, ancient comet — as long as you’re looking in ...
Smithsonian Magazine
1 天
Astronomers Uncover the Origin of Most of Earth’s Meteorites, Shedding Light on Our Solar ...
Prior to the new research, scientists had traced the source of just 6 percent of the known meteorites that fell on our planet ...
Astronomy
1 天
A baby Milky Way may have swallowed a dwarf galaxy named Loki
Astronomers hypothesize that a long-ago dwarf galaxy dubbed Loki may have merged with the Milky Way when our galaxy was in ...
NOLA.com
1 天
'Comet of the century' visible in Louisiana, but may vanish forever. Here's when to see it.
You can see the bright bundle of ice and dust until Oct. 24 by using binoculars or a telescope in a dark environment, NASA ...
1 天
Three decades later, first brown dwarf ever found offers a surprise
In 1995, astronomers confirmed the discovery for the first time of a brown dwarf, a body too small to be a star and too big ...
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