If we could go back 101 years, we would encounter a time when scientists still thought the Milky Way was the entirety of our ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

The galaxy, located in the constellation Leo, is about the same size as a star cluster within the Milky Way and is about the ...

This collage highlights a small selection of regions of the Milky Way imaged as part of the most ... [+] detailed infrared map ever of our galaxy ... about 70 times the size of Jupiter and ...

This study opens important questions in cosmology, particularly on the amount of dark matter contained in our galaxy. The total mass of the Milky Way is estimated to be only two hundred billion ...

A new view of the Milky Way: Warped and twisted Our galaxy, the Milky Way, is "warped and twisted" and not flat as previously thought, new research shows. Analysis of the brightest stars in the ...

This illustration shows a stage in the predicted merger between our Milky Way galaxy and the ... [+] neighboring Andromeda galaxy, as it will unfold over the next several billion years.

The James Webb Space Telescope has captured an image of a baby, Milky Way-like galaxy that formed more than 13 billion years ago. This "Firefly Sparkle" galaxy could reveal how our own galaxy evolved.

which allowed them to determine the size of the halo. Because of its mass and proximity to the Milky Way, the LMC is a unique astrophysics laboratory. Seeing the LMC's interplay with our galaxy ...

The Hubble Space Telescope has generated the most comprehensive survey yet of the Andromeda galaxy, the nearest galactic neighbor to the Milky Way. The new mosaic of about 2.5 billion pixels yields ...

Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.