Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
There is a supermassive black hole at the center of nearly every big galaxy—including ours, the Milky Way (it's called ...
Lior Shamir, a computer scientist in the Carl R. Ice College of Engineering at Kansas State University, published a study of ...
In just over three years since its launch, NASA's James Webb Space Telescope (JWST) has generated significant and ...
He calculated M31’s distance as a prodigious 900,000 light ... His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae.
The Large Magellanic Cloud is a dwarf galaxy residing near our Milky Way, visible to the naked eye as a luminous patch of ...
BEIJING -- Chinese and foreign astronomers have unveiled the first three-dimensional map of the properties of interstellar ...
In 2011, a project that surveyed the Milky Way galaxy for exoplanets — which are planets beyond our solar system — spotted an intriguing signal: They found two objects traveling together through the ...
In March the bright winter constellations of Canis Major, Canis Minor, Orion, Gemini, Taurus and Auriga fill the southern sky stretching all the way to zenith — the point directly overhead. Directly ...