NASA's Roman Space Telescope could find alien Earths
Digest more
A NASA astrophysicist has recently proposed a theory that could potentially resolve the long-standing Fermi Paradox. The theory suggests that alien civilizations may be scattered sparsely throughout the Milky Way. This implies that while extraterrestrial ...
SOME of the brightest stars in the night sky are aliens from another galaxy. These interlopers were probably incorporated into the Milky Way when it ripped their parent galaxy to shreds and cannibalised its stars. Julio Navarro of the University of ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...
The Milky Way as a laboratory for civilizations Any attempt to chart alien societies has to start with the structure of The Milky Way itself, a disk roughly 100,000 light years across with hundreds of billions of stars and a complex history of star formation. Astrophysicists treat that disk as a kind of natural experiment, where planetary systems form at different distances from the galactic ...
Our Milky Way is far from calm — it ripples with a colossal wave spanning tens of thousands of light-years, revealed by ESA’s Gaia telescope. This wave, moving through the galaxy’s disc like ripples in water, shifts stars up and down in a mesmerizing ...
The center of the Milky Way galaxy will be visible in the night sky throughout July, including the Fourth of July weekend. Known as "Milky Way season," the period from March to September is the best time to view the galaxy in the Northern Hemisphere.
Astronomers say a dwarf galaxy, left, merged with the primitive Milky Way galaxy about 12 billion years ago. Credit: NASA / ESA / Joseph Olmsted illustration Astronomers have uncovered the 12.3-billion-year-old ruins of an ancient galaxy hiding in the ...