Marsquakes shake up views of the Red Planet's deep interior
by Ken Croswell
Link: Proceedings of the National Academy of Sciences
Search found 68 matches
- Fri Feb 02, 2024 10:28 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Marsquakes Shake Up Views of the Red Planet's Deep Interior
- Replies: 0
- Views: 1971
- Fri Oct 13, 2023 5:53 pm
- Forum: The Communications Center: Breaking Science News
- Topic: The Black Hole-Powered Jet in M87 Is Making Stars Explode
- Replies: 1
- Views: 16717
- Thu Aug 17, 2023 9:41 pm
- Forum: The Communications Center: Breaking Science News
- Topic: A Brightness Gap Exposes the Inner Lives of Red Dwarf Stars
- Replies: 0
- Views: 28996
- Wed Aug 16, 2023 5:42 pm
- Forum: The Communications Center: Breaking Science News
- Topic: PNAS: Light Pollution is Fixable
- Replies: 0
- Views: 26745
- Fri Apr 07, 2023 6:14 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Lithium Comes from Nova Explosions
- Replies: 0
- Views: 1761
- Thu Mar 09, 2023 6:12 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Ambitious New Mission Seeks Origin of the Martian Moons
- Replies: 0
- Views: 1520
- Thu Oct 20, 2022 11:58 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Planetary Scientists Plot a Return to the Nearest Ice Giant, Uranus
- Replies: 0
- Views: 1479
Planetary Scientists Plot a Return to the Nearest Ice Giant, Uranus
by Ken Croswell
The spacecraft could reach Uranus in 2044.
Link: Proceedings of the National Academy of Sciences
The spacecraft could reach Uranus in 2044.
Link: Proceedings of the National Academy of Sciences
- Wed Sep 21, 2022 7:01 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Astronomers Find the Protogalaxy that Spawned the Milky Way
- Replies: 0
- Views: 1351
Astronomers Find the Protogalaxy that Spawned the Milky Way
by Ken Croswell
A population of ancient stars around the Galactic center is the oldest known in the Milky Way, a new study finds.
Link: Science News
A population of ancient stars around the Galactic center is the oldest known in the Milky Way, a new study finds.
Link: Science News
- Thu Sep 15, 2022 6:14 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Saturn's Ring and Tilt Came from One Missing Moon, New Theory Says
- Replies: 0
- Views: 1441
- Wed Sep 14, 2022 5:13 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Passing through Spiral Arms May Have Created Earth's Crust
- Replies: 0
- Views: 1392
Passing through Spiral Arms May Have Created Earth's Crust
by Katherine Kornei
Our planet’s journey through the galaxy syncs up with the rhythm of long-ago crust formation.
Link: Science News
Our planet’s journey through the galaxy syncs up with the rhythm of long-ago crust formation.
Link: Science News
- Wed Aug 03, 2022 9:41 pm
- Forum: The Communications Center: Breaking Science News
- Topic: A New James Webb Image Shows Galactic Collision's Aftermath
- Replies: 1
- Views: 1111
A New James Webb Image Shows Galactic Collision's Aftermath
by Lisa Grossman
Infrared cameras reveal patterns of star formation previously concealed by dust in the Cartwheel Galaxy.
Link: Science News
Infrared cameras reveal patterns of star formation previously concealed by dust in the Cartwheel Galaxy.
Link: Science News
- Fri Jul 22, 2022 9:57 pm
- Forum: The Communications Center: Breaking Science News
- Topic: The Most Massive Neutron Star Ever Seen Has 2.35 Solar Masses
- Replies: 0
- Views: 1846
The Most Massive Neutron Star Ever Seen Has 2.35 Solar Masses
by Ken Croswell
The discovery helps refine the dividing line between neutron stars and black holes.
Link: Science News
The discovery helps refine the dividing line between neutron stars and black holes.
Link: Science News
- Thu Jul 21, 2022 2:46 pm
- Forum: The Asterisk Café: Discuss Anything Astronomy Related
- Topic: James Webb Space Telescope (JWST)
- Replies: 104
- Views: 89860
How James Webb Space Telescope Data Has Revealed Surprises
by Lisa Grossman
The first image contains a galaxy cluster’s past and recent star birth in more remote galaxies.
Link: Science News
The first image contains a galaxy cluster’s past and recent star birth in more remote galaxies.
Link: Science News
- Thu Jul 14, 2022 10:52 pm
- Forum: The Communications Center: Breaking Science News
- Topic: The Most Distant Rotating Galaxy is 13.3 Billion Light-Years Away
- Replies: 0
- Views: 1166
The Most Distant Rotating Galaxy is 13.3 Billion Light-Years Away
by Lisa Grossman
We see the galaxy as it was just 500 million years after the big bang.
Link: Science News
We see the galaxy as it was just 500 million years after the big bang.
Link: Science News
- Thu Jun 16, 2022 6:59 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Neutrinos Begin to Reveal the Composition of the Sun and Universe
- Replies: 0
- Views: 1062
Neutrinos Begin to Reveal the Composition of the Sun and Universe
by Ken Croswell
Neutrinos hint that the Sun has more carbon and nitrogen than previously thought.
Link: Science News
Neutrinos hint that the Sun has more carbon and nitrogen than previously thought.
Link: Science News
- Tue Jun 14, 2022 10:07 pm
- Forum: The Communications Center: Breaking Science News
- Topic: A Celestial Loner Might Be the First Rogue Black Hole
- Replies: 0
- Views: 1022
A Celestial Loner Might Be the First Rogue Black Hole
by Katherine Kornei
Detected by gravitational lensing, the interstellar wanderer may be a hefty neutron star instead.
Link: Science News
Detected by gravitational lensing, the interstellar wanderer may be a hefty neutron star instead.
Link: Science News
- Mon Jun 13, 2022 10:51 pm
- Forum: The Communications Center: Breaking Science News
- Topic: New Gaia Data Released
- Replies: 4
- Views: 1220
New Gaia Data Released
by Asa Stahl
The catalog includes asteroids, galaxies, and the stuff between the stars.
Link: Science News
The catalog includes asteroids, galaxies, and the stuff between the stars.
Link: Science News
- Wed May 04, 2022 10:22 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Nearby Primitive Galaxies Offer Window on Early Universe
- Replies: 0
- Views: 1512
Nearby Primitive Galaxies Offer Window on Early Universe
by Ken Croswell
Two small, metal-poor, star-forming galaxies just beyond the Local Group resemble the first galaxies that ever arose after the Big Bang.
Link: Proceedings of the National Academy of Sciences
Two small, metal-poor, star-forming galaxies just beyond the Local Group resemble the first galaxies that ever arose after the Big Bang.
Link: Proceedings of the National Academy of Sciences
- Wed May 04, 2022 12:27 am
- Forum: The Communications Center: Breaking Science News
- Topic: Lava and Frost May Form Mysterious Lumps on Io
- Replies: 0
- Views: 1579
Lava and Frost May Form Mysterious Lumps on Io
by Nikk Ogasa
Jets of gas released when hot meets cold could explain what looks like dunes on Jupiter's volcanic moon.
Link: Science News
Jets of gas released when hot meets cold could explain what looks like dunes on Jupiter's volcanic moon.
Link: Science News
- Wed Apr 27, 2022 5:49 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Goldilocks Stars Pose Problems for Their Habitable Planets
- Replies: 8
- Views: 2649
Re: Goldilocks Stars Pose Problems for Their Habitable Planets
As main-sequence stars convert hydrogen into helium, they slowly brighten. The Sun will be about 10% more luminous in a billion years than it is now, with catastrophic consequences for the Earth. K dwarfs have less mass than the Sun and thus brighten more slowly. So they give a terrestrial planet a ...
- Wed Apr 20, 2022 9:00 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Goldilocks Stars Pose Problems for Their Habitable Planets
- Replies: 8
- Views: 2649
Goldilocks Stars Pose Problems for Their Habitable Planets
by Ken Croswell
Far-ultraviolet radiation from orange dwarfs could endanger planetary atmospheres.
Link: Science News
Far-ultraviolet radiation from orange dwarfs could endanger planetary atmospheres.
Link: Science News
- Thu Apr 14, 2022 3:47 pm
- Forum: The Communications Center: Breaking Science News
- Topic: New Planet Renews Debate about How Giant Worlds Form
- Replies: 0
- Views: 1625
New Planet Renews Debate about How Giant Worlds Form
by Allison Gasparini
A violent implosion of gas may have given birth to this planet.
Link: Science News
A violent implosion of gas may have given birth to this planet.
Link: Science News
- Wed Apr 13, 2022 9:26 pm
- Forum: The Communications Center: Breaking Science News
- Topic: The Biggest Known Comet in the Solar System
- Replies: 0
- Views: 1657
- Wed Mar 30, 2022 8:07 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Here's the Best Timeline Yet for the Milky Way's Big Events
- Replies: 1
- Views: 2060
- Wed Mar 23, 2022 7:08 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Here's the Best Timeline Yet for the Milky Way's Big Events
- Replies: 1
- Views: 2060
Here's the Best Timeline Yet for the Milky Way's Big Events
by Ken Croswell
Our Galaxy formed its original disk 2 billion years before its stellar halo.
Link: Science News
Our Galaxy formed its original disk 2 billion years before its stellar halo.
Link: Science News