We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

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

Two Micron All-Sky Survey (2MASS) imagery was used to create a animation of the warp of the Milky Way galaxy. Credit: 2MASS, Adrian Price-Whelan ...

Located approximately 1.5 million kilometers (about 930,000 miles) from Earth, it is ideal for space telescopes like Gaia, as it offers an unobstructed view ... galaxy. The mission has enabled the ...

After 11 years in solar orbit, the European Space Agency’s Gaia spacecraft has completed its mapping of our Milky Way Galaxy to a precision ... of disturbance that we see, so the picture doesn ...

Researchers from the University of Connecticut have created the first 3D maps ... from our galaxy's supermassive black hole, Sagittarius A* (Sgr A*). The center of the Milky Way is an extreme ...

By that metric, the ESA’s Gaia mission is a resounding success. The spacecraft gave us a precise, 3D map of our Milky Way galaxy and has forced us to abandon old ideas and replace them with compelling ...

The Andromeda galaxy is approximately 2.5 million light-years away from the Milky Way. The observations recorded by Hubble ... "You can’t do that with any other large galaxy." Here's how to see it: ...

In the sky we would see how Andromeda becomes huge, overlaps with the Milky Way and then stays, and just in the opposite place a Milky Way becomes smaller and smaller. That's why I say that the ...

Gaia space telescope aimed to create an accurate and detailed 3D map ... view of the Milky Way, and this view is fundamentally changing what we thought we knew about our home galaxy.” ...