“Something Out of Science Fiction”: A Ghostly Green Star Has Been Revealed for the First Time
White dwarfs glow in a rainbow of colors, one recorded for the first time in new research showing how these stars can defy expectations.
white dwarf
Astronomers Find Evidence of a “Phoenix Planet” Born From the Remains of Its Dead Star
A second-generation planet, composed of the remains of a dead star, has been discovered orbiting a white dwarf for the first time.
Look: NASA’s James Webb Space Telescope Captures Striking New Images That Bring the ‘Lion Nebula’ Roaring to Life
Stunning new imagery of the distant celestial object NGC 2392, better known as the “Lion Nebula,” has been obtained by NASA’s James Webb Space Telescope.
Astronomers May Have Been Looking for Alien Megastructures Around the Wrong Stars
A new study suggests astronomers may have been looking for alien structures known as Dyson spheres in the wrong places.
“It’s Like Using a Time Machine” Unexpected Cosmic ‘Life After Death’ Discovered on Planets Around a Burned-Out Star
New James Webb Space Telescope observations reveal that the fate of planets after the death of their host star may be surprisingly warm.
Starquakes Reveal Several Billion-Year-Old “Fossil Fields” of Ancient Stellar Magnetism
Starquake data is revealing ancient “fossil fields” responsible for stellar magnetism from birth through a star's final end.
Lord of the Half-Rings: The White Dwarfs ‘Gandalf’ and ‘Moon-Sized’ Represent a New Class of Stellar Objects
Gandalf and Moon-Sized are a new class of stellar remnants characterized by five strange parameters, making them unique from other objects.
Astronomers Identify Origin of Mysterious Deep-Space X-Rays Directed Toward Earth
Five decades after astronomers detected mysterious X-rays coming from the constellation Cassiopeia, the mystery has finally been solved
“This Was Not an Ordinary Gamma-Ray Burst”: Astronomers Have Witnessed An Extreme Cosmic Explosion Unlike Anything Ever Seen
China’s Einstein Probe has detected an event suspected to be the first recorded instance of a black hole devouring a white dwarf.
James Webb Space Telescope Captures the Stunning Demise of a Star in the Helix Nebula
The James Webb Space Telescope has captured the clearest infrared observation of the Helix Nebula ever, displaying the death of a star.
“Entirely Unexpected” Discovery of a Mysterious Shockwave in Deep Space Reveals “Something Never Seen Before,” Astronomers Say
A new image captured by the European Southern Observatory’s Very Large Telescope reveals a beautiful shockwave around a dead star.
Astronomers Discover Unusual White Dwarf That Shouldn’t Exist—Unless It Has a Very Rare Origin Story
A white dwarf star close to Earth may be the result of a powerful cosmic collision, where two stars merged into one.
Doomed Binary Star System to Produce Brilliant Explosion in the Distant Future
A binary star system about 150 light years from Earth, right on our cosmic doorstep, is on track to collide as a type 1a supernova.
James Webb Space Telescope Reveals Mysterious Structures Encircling Planetary Nebula NGC 1514
Stunning James Webb Space Telescope images reveal new details about a pair of mysterious infrared rings around planetary nebula NGC 1514.
Unprecedented Nova Eruption Reveals Extreme Heat and Mysterious Silicon Signature
A shockingly bright Nova explosion occurred right on cue, but its brilliance and strange chemical signature baffled astronomers.
Einstein Probe’s “Lobster Eyes” Detect Puzzling Energy Burst Coming from an Odd Binary System
An X-ray flash coming from an unusual binary star system was recently spotted with help from the unique "Lobster eyes" on the Einstein Probe.
White Dwarf Supernovae May Hold the Key to Dark Energy and Unresolved Cosmic Mysteries
Recent observations of white dwarf explosions have revealed new insights into their diversity and relationship to dark energy.
Earth-like Planet Discovery Near Distant White Dwarf Offers Clues to Earth’s Future
The discovery of an Earth-mass planet around a white dwarf based on gravitational microlensing could offer clues to the future of Earth and our Sun.
‘Oumuamua Was Younger Than We Thought, New Findings Suggest. Here’s Why That Matters.
Was the mysterious interstellar object 'Oumuamua younger than we thought? New findings suggest it was, raising new questions about its possible origins.
The Moon Will Return to Earth to Die in 7.6-Billion Years. Here’s How It May Happen.
The Moon will eventually return to Earth, but humans won't be around long enough to see it.
Amino Acid Slow Jams
This week on The Debrief Weekly Report...
This week on The Debrief Weekly Report...
SUBSCRIBE TO ‘THE DEBRIEF WEEKLY REPORT’: Apple Podcasts | Spotify On today’s episode, we discuss a lunar mystery, a discovery of...
Evidence of Habitable Zone Planet Found Lurking in Orbit Around White Dwarf
Researchers studying a white dwarf star say they have detected signs of a possible planet orbiting within the star’s habitable zone.
Mysterious 18-minute Radio Pulses Are Not from “Little Green Men”
On January 26, 2022, a group of astronomers authored a report about mysterious radio pulses repeating periodically every 18.18 minutes from a source in the sky labeled GLEAM-X.
Survival After Death: How a Dead Star is Showing Us the Future of Our Solar System
New research reveals that some solar systems around white dwarfs can survive the volatile period toward the end of a dying star's lifespan.
Shields Up! White Dwarf Stellar Winds May Serve as Planetary Defense Shields
New research suggests that stellar winds produced by white dwarf stars could serve as "defense shields" for potentially habitable planets.