ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Astronomers have discovered what they are calling the largest-known structure in the universe. Named "Quipu" after an Incan ...

Hubble’s work pushed the field of astronomy forward, starting with his paper demonstrating that some objects exist outside our galaxy.

Image: ESA/Gaia/DPAC, Stefan Payne-Wardenaar The European Space Agency’s Gaia mission has completed one of its major charges: delivering a map of the Milky Way galaxy, comprised of trillions of ...

Gaia space telescope aimed to create an accurate and detailed 3D map of billions of stars in our galaxy and has flipped astronomers' understanding of the Milky Way on its head. After more than a ...

Nature of the nebulae In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed ... The current record holder is a galaxy a staggering 34 ...

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed ... even farther. The current record holder is a galaxy a staggering 34 billion ...

Gaia space telescope aimed to create an accurate and detailed 3D map of billions of stars in our galaxy and has flipped astronomers' understanding of the Milky Way on its head. After more than a ...

The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

Advertisement Article continues below this ad Hubble’s work opened the door to the study of the universe beyond our galaxy ... used star counts to map out the Milky Way. He cataloged a thousand ...