by Maria Temming
Our first interstellar visitor may have been a shard of nitrogen ice from another solar system.
Link: Science News
Search found 68 matches
- Thu Mar 25, 2021 3:32 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Oumuamua May Be a Chip Off a Plutolike Planet
- Replies: 3
- Views: 2440
- Thu Mar 25, 2021 3:26 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Carbon-Ring Molecules Tied to Life Have Been Found in Space
- Replies: 2
- Views: 2410
Carbon-Ring Molecules Tied to Life Have Been Found in Space
by Lisa Grossman
Discovered in an interstellar cloud, the compounds are more abundant than predicted.
Link: Science News
Discovered in an interstellar cloud, the compounds are more abundant than predicted.
Link: Science News
- Thu Mar 25, 2021 3:22 pm
- Forum: The Communications Center: Breaking Science News
- Topic: New Black Hole Image Reveals Magnetic Fields
- Replies: 4
- Views: 3744
New Black Hole Image Reveals Magnetic Fields
by Maria Temming
Event Horizon Telescope data show the orientation of light emitted near M87’s black hole.
Link: Science News
Event Horizon Telescope data show the orientation of light emitted near M87’s black hole.
Link: Science News
- Fri Mar 19, 2021 10:55 pm
- Forum: The Communications Center: Breaking Science News
- Topic: We Don't Know What the Sun is Made of
- Replies: 4
- Views: 3686
We Don't Know What the Sun is Made of
by Ken Croswell (2020 Jun 25)
For two decades, astronomers have argued over how much carbon, nitrogen, and especially oxygen lie within our closest star — a dispute with implications for the entire universe.
Link: Knowable Magazine
For two decades, astronomers have argued over how much carbon, nitrogen, and especially oxygen lie within our closest star — a dispute with implications for the entire universe.
Link: Knowable Magazine
- Wed Mar 17, 2021 6:48 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Gargantuan Supernova Remnant Looks 40 Times Bigger than Moon
- Replies: 1
- Views: 2680
Gargantuan Supernova Remnant Looks 40 Times Bigger than Moon
by Ken Croswell
New observations confirm that a cloud in the constellation Antlia really is a supernova remnant and the largest ever seen from Earth.
Link (including excellent color picture): Science News
New observations confirm that a cloud in the constellation Antlia really is a supernova remnant and the largest ever seen from Earth.
Link (including excellent color picture): Science News
- Tue Mar 16, 2021 4:06 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Most of Mars' Missing Water May Lurk in its Crust
- Replies: 1
- Views: 1951
Most of Mars' Missing Water May Lurk in its Crust
by Maria Temming
That may explain why so little water is seen escaping into space.
Link: Science News
That may explain why so little water is seen escaping into space.
Link: Science News
- Fri Mar 05, 2021 10:09 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Here's What May Happen When Andromeda's and the Milky Way's Black Holes Collide
- Replies: 1
- Views: 2916
Here's What May Happen When Andromeda's and the Milky Way's Black Holes Collide
by Sid Perkins
The supermassive black holes will merge less than 17 million years after the galaxy merger.
Link: Science News
The supermassive black holes will merge less than 17 million years after the galaxy merger.
Link: Science News
- Fri Feb 19, 2021 12:52 am
- Forum: The Communications Center: Breaking Science News
- Topic: The First Black Hole Ever Found is More Massive than Once Thought
- Replies: 2
- Views: 2562
- Fri Feb 12, 2021 3:13 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Number of Milky Way Nova Explosions per year has been Pinned down
- Replies: 1
- Views: 3106
Number of Milky Way Nova Explosions per year has been Pinned down
by Ken Croswell
Knowing how frequently these stellar eruptions occur will help determine their contribution to the Galaxy's chemical makeup.
Link: Science News
Knowing how frequently these stellar eruptions occur will help determine their contribution to the Galaxy's chemical makeup.
Link: Science News
- Fri Feb 05, 2021 4:54 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Two Exoplanet Families Redefine What Solar Systems Can Look Like
- Replies: 1
- Views: 3331
Two Exoplanet Families Redefine What Solar Systems Can Look Like
by Lisa Grossman
The planet densities and orbits at TRAPPIST 1 and TOI 178 buck astronomers' expectations.
Link: Science News
The planet densities and orbits at TRAPPIST 1 and TOI 178 buck astronomers' expectations.
Link: Science News
- Wed Jan 27, 2021 5:11 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Tracing Gold's Cosmic Origin Story
- Replies: 9
- Views: 6059
Re: Tracing Gold's Cosmic Origin Story
This story is now on the radio: The John Batchelor Show: The Origin of All the Gold in the Universe
- Thu Jan 21, 2021 3:16 am
- Forum: The Communications Center: Breaking Science News
- Topic: Tracing Gold's Cosmic Origin Story
- Replies: 9
- Views: 6059
Tracing Gold's Cosmic Origin Story
Tracing Gold's Cosmic Origin Story
Astronomers thought they had finally figured out where the gold, platinum, and other heavy elements in the universe came from. In light of recent results, they’re not so sure.
by Ken Croswell
Link: Proceedings of the National Academy of Sciences
Astronomers thought they had finally figured out where the gold, platinum, and other heavy elements in the universe came from. In light of recent results, they’re not so sure.
by Ken Croswell
Link: Proceedings of the National Academy of Sciences
- Wed Jan 20, 2021 9:24 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Astronomers Spot a Rare Galaxy Shutting Down Star Formation
- Replies: 2
- Views: 2101
Astronomers Spot a Rare Galaxy Shutting Down Star Formation
Astronomers Spot a Rare Galaxy Shutting Down Star Formation
A distant galaxy has been caught in the act of shutting down.
by Lisa Grossman
Link: Science News
A distant galaxy has been caught in the act of shutting down.
by Lisa Grossman
Link: Science News
- Fri Jan 15, 2021 8:07 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Parker Solar Probe Will Have Company on Its Next Pass
- Replies: 3
- Views: 3528
Parker Solar Probe Will Have Company on Its Next Pass
Spacecraft will watch the Sun from every angle while a NASA probe swoops in for a closer look
by Lisa Grossman
Link: Science News
by Lisa Grossman
Link: Science News
- Wed Jan 06, 2021 7:31 pm
- Forum: The Communications Center: Breaking Science News
- Topic: Astronomers have found the edge of the Milky Way at last
- Replies: 3
- Views: 5288
Re: Astronomers have found the edge of the Milky Way at last
The Mighty Milky Way
Our galaxy is far bigger, brighter, and more massive than most others.
by Ken Croswell
Link: Knowable Magazine: The Mighty Milky Way
The link includes a cool video showing the many satellite galaxies that orbit the Milky Way.
Our galaxy is far bigger, brighter, and more massive than most others.
by Ken Croswell
Link: Knowable Magazine: The Mighty Milky Way
The link includes a cool video showing the many satellite galaxies that orbit the Milky Way.
- Sun Jan 03, 2021 5:23 pm
- Forum: The Communications Center: Breaking Science News
- Topic: The Number 1 Most-Read Science News Astronomy Story of 2020 Was . . .
- Replies: 1
- Views: 1235
The Number 1 Most-Read Science News Astronomy Story of 2020 Was . . .
Astronomers have found the edge of the Milky Way at last Our galaxy spans 1.9 million light-years, a new study finds. by Ken Croswell Our galaxy is a whole lot bigger than it looks. New work finds that the Milky Way stretches nearly 2 million light-years across, more than 15 times wider than its lu...
- Tue Dec 22, 2020 11:45 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Gemini's Meteors (2020 Dec 17)
- Replies: 9
- Views: 5403
Re: APOD: Gemini's Meteors (2020 Dec 17)
Actually, the correct speed at which the Geminid meteoroids hit the atmosphere is 35 kilometers per second: Science News : "Most are white or yellow; all are slow and graceful, because the meteoroids orbit the Sun in the same direction as Earth does. They hit the air at only 35 kilometers per s...
- Tue Dec 22, 2020 4:56 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Trifid Pillars and Jets (2020 Dec 22)
- Replies: 3
- Views: 2355
Re: APOD: Trifid Pillars and Jets (2020 Dec 22)
According to the cover story in the November 2019 Sky & Telescope , the Trifid Nebula is in the Sagittarius Arm of the Galaxy. That's the next spiral arm in toward the center of the Galaxy from the Local Arm, the spiral arm that contains the Sun and the Earth. Here is a recent estimate of the di...