Astronomers Tracking Ultrahigh-Energy Gamma Rays Reveal the Origins of a Violent Galactic Mystery
An international team of researchers has traced the source of mysterious ultrahigh-energy gamma rays to the heart of the Milky Way.
milky way
Astronomers Have Made Another Odd Discovery That Challenges Theories on Galactic Formation
An unusual discovery in a remote Milky-Way-like galaxy is challenging our current theories on how galaxies are formed.
This New Model of the Universe is Making Astrophysicists Rethink our Entire Cosmology
"Basins of attraction" are the center of a new model of the universe, pushing forward our understanding of its vast structure.
‘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 Fate of Voyager: Where Will NASA’s Iconic Space Probe Be in a Billion Years?
Where in the universe will NASA's iconic Voyager 1 spacecraft be in one billion years? Here's what science has to say.
James Webb Space Telescope Spots Features in the Heart of Our Galaxy Astronomers Can’t Yet Explain
The newest image produced by NASA’s James Webb Space Telescope showcases features that NASA says astronomers “have yet to explain.”
James Webb Space Telescope Spots Strangely Familiar Looking Celestial Object That May Upend Theories of Galactic Formation
An ancient spiral galaxy spotted by NASA’s James Webb Space Telescope could upset existing theories about galactic formation.
Odd Structures Detected Near the Heart of the Milky Way Left This Team of Astrophysicists “Stunned”
Researchers have detected odd filament structures that may provide new insights into a supermassive black hole at the center of the Milky Way.
Cosmic Expansion: The ‘Horizon’ for Intergalactic Travel
Avi Loeb examines some of the limitations imposed on intergalactic travel through accelerated cosmic expansion.
Frontiers of Science: Our Survival in the Milky Way
The frontiers of science and our knowledge of the universe naturally lie on the boundary between the known and the unknown.
Seeking Immortality in Space: Encounters With ‘Interstellar Memorabilia’
Like prehistoric cave paintings, finding interstellar extraterrestrial devices might indicate that the quest for immortality is universal to all sentient beings past and present throughout the Milky Way galaxy.
Researchers Detect a Mysterious ‘Structure’ Hidden Beyond the Milky Way’s Zone of Avoidance
A research team has reported the discovery of a large extragalactic structure obscured from view beyond a portion of the Milky Way galaxy, in a new paper outlining their preliminary findings.
Wish Upon a Star
Imagine if every human that ever lived had a star of their own; how would this broaden our individual sense of our place in the cosmos?
With Age Comes Wisdom: Life’s Astronomical Puzzles
While humans have gleaned a tremendous amount of knowledge about the universe, there are several astronomical puzzles about our lives that remain mysterious.
Interstellar Kites: Galactic Surfing on Light?
Here’s hoping that they are some interstellar environmentalists out there who have already started to clean our cosmic neighborhood.
The Search for ET: What Do the Best Scientists in the Milky Way Know?
An encounter with an ET culture would be a humbling experience, since we will have to admit that our modern science was developed only over the past century out of the 4.5-billion-years-long history of Earth.
The Milky-Way’s Gifts to Life Expectancy
We live in the gravitational potential well of the Milky Way galaxy, and therefore we age more slowly than the cosmos at large. By how much?
Something is Producing Radio Waves in the Heart of the Milky Way, and it Has Astronomers Baffled
Strange radio waves detected by astronomers in recent days have led some to believe that a hidden stellar object may be lurking near the center of the Milky Way.
New Research Suggests We Could Conquer the Galaxy In Under A Billion Years
An alien civilization, or even humans, may soon be able to conquer the entire galaxy... a feat that would only require a billion years to complete.