“We can tell it’s got this big central bulge of older stars and a star-forming disk that’s not as active as you might expect given the galaxy’s mass.” So, Andromeda appears to be frozen ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
"We can tell it's got this big central bulge of older stars and a star-forming disk that's not as active as you might expect given the galaxy's mass." Astronomers refer to the Andromeda Galaxy as M31 ...
A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...
Hubble observations of the galaxy’s age, mass of stars and heavy-element abundance ... our latest southern half observations," said Chen. "Andromeda's a train wreck — it looks like it has ...
At the heart of the Andromeda Galaxy lies a supermassive black hole with a mass of approximately 1.5 billion times that of our sun! This black hole plays a crucial role in shaping the galaxy’s ...
Astronomers spent a decade compiling this special image with the Hubble Space Telescope and then stitched together 600 photos ...
Astronomers predict that our home galaxy and the nearest major galaxy to it, Andromeda (2.5 million light-years away), will collide and eventually merge between 3.9 billion and 5.6 billion years ...
The Andromeda Galaxy, also known as Messier 31 or M31 ... Hubble can only detect stars that are brighter than our Sun, and many low-mass stars fall below its sensitivity threshold.
About 100 years after astronomer Edwin Hubble's discovered the "magnificent" spiral nebula, the Hubble Space Telescope and NASA scientists have produced the most comprehensive survey of the Andromeda ...
The Hubble Space Telescope has produced the most comprehensive survey of the Andromeda galaxy, revealing new clues about its history. The Hubble survey, assembled from over 1,000 orbits and ...