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Stories 1 - 20 |
Not Quite a
Star, Not Quite
a Planet, but Hotter
Than the Sun
Aug 15, 2023 11:46 AM CDT
Not Quite a Star, Not Quite a Planet, but Hotter Than the Sun
Scientists discover brown dwarf that's up to 90 times the size of Jupiter, nearly 14K degrees
- Israeli researchers have stumbled on a celestial object that "is seriously confronting our notions of what's possible in the universe." That's per Science Alert , which reports on the discovery of a sweltering brown dwarf —an object that falls somewhere between planet and star, but which...
It's Blinked in Space Every
22 Minutes for 30 Years
Jul 30, 2023 5:25 PM CDT
It's Blinked in Space Every 22 Minutes for 30 Years
Astronomers never spotted unusual magnetar because they didn't expect it to be there
- Writer Aldous Huxley said "consistency is contrary to nature." He'd maybe never heard of neutron stars or fast radio bursts. A study noted by Gizmodo and published in
found that a rotating neutron star with a powerful magnetic field, or a magnetar, has puzzled astronomers since...
Forced to Swerve
Every 10 Minutes
Jul 16, 2023 1:35 PM CDT
SpaceX Satellites Forced to Swerve Every 10 Minutes
That's an average, based on 25K avoidance maneuvers reported in 6 months
- Space is unimaginably vast, so you'd think there would be more than enough room for whatever you want to put into orbit. SpaceX and Starlink engineers would likely tell you it's not that simple. An FCC report filed by the Elon Musk-led satellite internet provider on June 30...
'Man in the Moon' Is More
Ancient Than We Thought
Jul 13, 2023 12:44 PM CDT
'Man in the Moon' Is More Ancient Than We Thought
New dating indicates parts of lunar crust are 200M years older than previously thought
- Scientists believe the moon formed 4.5 billion years ago based on studies of lunar rocks. But dating the lunar surface is less cut and dried. As only so many lunar samples are returned to Earth, scientists have traditionally counted craters as a way of dating sections of the lunar...
You Might Want to Start
Planning Now for 2024 Eclipse
Jun 18, 2023 3:35 PM CDT
You Might Want to Start Planning Now for 2024 Eclipse
Total solar eclipse next April cuts across 13 US states
calls "one of nature's grandest spectacles"—a total solar eclipse—is slated to sweep across North America on April 8, 2024, from Mexico to Eastern Canada. According to CNN and
, it's a not-to-be-missed phenomenon for sky watchers as the moon slides in front...
One of Saturn's Moons Is
Spraying Epic Water Plumes
Jun 4, 2023 10:57 AM CDT
One of Saturn's Moons Is Spraying Epic Water Plumes
Tiny, bright satellite of Enceladus dazzles astronomers with its geysers
- Enceladus, Saturn's sixth-largest moon—and the solar system's most reflective object—has been putting on a show, spraying massive volumes of water into space. Aided by the James Webb Space Telescope, Mashable reports that collaborating NASA, European, and Canadian space agency researchers have been thrilled by the moon'...
Largest Explosion Ever Seen
Is an 8B-Year-Old Mystery
May 12, 2023 1:48 PM CDT
Largest Explosion Ever Seen Is an 8B-Year-Old Mystery
Outrageously bright light from distant space suggests black hole ate a big, gassy meal
- In 2020, a bright light appeared in the night sky. That light, still visible with advanced telescopes today, represents the largest explosion ever seen. You're forgiven for not noticing as this is all happening some 8 billion light years away, though that wasn't clear initially. The light was...
Astronomers Get a
Preview of Earth's Fate
May 4, 2023 7:49 AM CDT
Astronomers Get a Preview of Earth's Fate
'If it’s any consolation, this will happen in about 5 billion years'
- For the first time, scientists have caught a star in the act of swallowing a planet—not just a nibble or bite, but one big gulp. Astronomers on Wednesday reported their observations of what appeared to be a gas giant around the size of Jupiter or bigger being eaten by...
180 Away From
Mar 23, 2023 10:20 AM CDT
Scientists Do 180 Away From 'Weird' Theories on 'Oumuamua
They're going back to positing that interstellar visitor was a comet, albeit with gas, dust trapped
- Was it an asteroid , a comet , a chunk of a distant planet , or an alien artifact ? All of these possibilities have been floated since the mysterious 'Oumuamua, our first known interstellar visitor, sped through our solar system in 2017. A 2021 study suggested what was previously thought to...
It'll Be Years Before You See
Another Comet Like This One
Feb 1, 2023 8:41 AM CST
It'll Be Years Before You See Another Comet Like This One
Green comet C/2022 E3 will be best spotted as it passes by Earth this week
- A green comet is passing by Earth for the first time since Neanderthals walked the planet and could be spotted by the naked eye. Believed to have been born in the farthest reaches of the solar system in an icy world dubbed the Oort cloud, C/2022 E3 is thought to...
All the Planets Will
Be Visible in Tonight's Sky
Dec 28, 2022 3:18 PM CST
All the Planets Will Be Visible in Tonight's Sky
'Grand tour of solar system' will last until end of the year
- Every planet in the solar system apart from the one that's under your feet will be visible in the night sky at the same tonight, closing the year with what the Virtual Telescope Project calls a "grand tour of the solar system." The project is hosting a...
Renowned Puerto Rico
Telescope Won't Be Rebuilt
Oct 14, 2022 1:40 PM CDT
Renowned Puerto Rico Telescope Won't Be Rebuilt
Scientists mourn Arecibo Observatory telescope
- The National Science Foundation will not rebuild a renowned radio telescope in Puerto Rico, which was one of the world’s largest until it collapsed nearly two years ago. Instead, the agency issued a solicitation for the creation of a $5 million education center at the site that would promote...
'Pretty Good Story' May
Explain Saturn's Rings
in case you missed it
Sep 18, 2022 3:55 PM CDT
'Pretty Good Story' May Explain Saturn's Rings
Scientists think one of its moons may have exploded eons ago
- Saturn's rings are made from the guts of a vanished moon that got a bit too close to the planet. That's the conclusion of a new study that claims not only to explain the formation of the rings but also the significant tilt at which the solar system'...
May 12, 2022 10:04 AM CDT
Milky Way's Black Hole Is Unveiled
Astronomers offer first look at 'gentle giant' Sagittarius A*
- The world got a look Thursday at the first wild but fuzzy image of the supermassive black hole at the center of our own Milky Way galaxy, per the AP . Astronomers believe nearly all galaxies, including our own, have these giant black holes at their center, where light and matter...
Apr 27, 2022 2:58 PM CDT
Venus, Jupiter to Converge This Weekend
Planets' conjunction best viewed early Saturday
- Despite being millions of miles apart, Venus and Jupiter appear to meet in the night sky about once a year in what's known as a conjunction. But skywatchers who take in the sight this year are in for a real treat, as the planets will appear much closer than...
Scientists Baffled by
Neptune's Temperature Swings
Apr 12, 2022 10:55 AM CDT
Scientists Baffled by Neptune's Temperature Swings
Temps should be 'slowly growing warmer, not colder' amid southern summer
- Neptune's southern hemisphere has spent the last 17 years in its summer season, yet global temperatures have plummeted. It's a head-scratching finding that leaves astronomers with more questions than answers. "Since we have been observing Neptune during its early southern summer, we would expect temperatures to be...
'Earendel' Is Most
Distant Star Ever Seen
Mar 31, 2022 5:06 AM CDT
'Earendel' Is Most Distant Star Ever Seen
Light from long-dead star took 12.8 billion years to reach us
- Scientists are expecting great things from the new James Webb Space Telescope, but its predecessor is still helping them spot cosmic wonders including what is believed to be the most distant star ever seen. Light from Earendel, which got its nickname from the Old English word for morning star,"...
He Discovered an
in case you missed it
Mar 20, 2022 4:40 PM CDT
He Discovered an Asteroid—Then Its Earth-Bound Path
It soon after struck Earth's atmosphere over Norwegian sea, as NASA system predicted
- An asteroid was spotted for the first time Friday only about two hours before it entered into Earth's atmosphere. NASA's early warning system that detects near-Earth objects was put to the test after astronomer Krisztián Sarneczky at the Piszkésteto Observatory in northern Hungary notified the Minor...
$10B Space Telescope
Is Beating Expectations
Mar 16, 2022 3:31 PM CDT
$10B Space Telescope Is Beating Expectations
'We are excited about what this means for science'
- "All of the sleepless nights I've had and the worries I've had, they're all behind us now," NASA associate administrator Thomas Zurbuchen said after tests confirmed that the James Webb Space Telescope is performing even better than expected. Engineers say the "fine phasing" process,...
Our 'Nearest Black Hole'
Isn't a Black Hole at All
Mar 2, 2022 12:37 PM CST
Our 'Nearest Black Hole' Isn't a Black Hole at All
New research indicates 'vampire' star is feeding on its neighbor
- European astronomers have put out something of a retraction: that black hole said to be the closest to Earth ever found —well, it doesn't exist. They're not too bothered, however. European Southern Observatory emeritus astronomer Dietrich Baade, co-author of the new research, says their error led to...
Stories 1 - 20 |
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