Using the Large Millimeter Telescope (LMT) in Mexico, astronomers have performed spectroscopic observations of the Swelling ...

The European Space Agency’s Gaia mission to map the position and motion of around 1.8 billion stars has revolutionized our view of the Milky Way. Combined with complementary state-of-the-art ...

Without this gas, M90 will slowly fade as a spiral galaxy, eventually evolving into ... Earth due to the expansion of the ...

Astronomers have discovered over a thousand photos of asteroids that had been hiding in Hubble images, unnoticed until now.

Our Milky Way is a spiral galaxy rotating around a central point. Our Sun is on one of the spiral arms as shown in the diagram: The Sun's orbital speed is determined almost entirely by the ...

This rotational motion is called angular momentum ... the gas and dust in a spiral galaxy lie close to the plane of the ...

That's because millions of years ago, the smaller spiral galaxy on the left, IC 2163, slowly crept behind the larger spiral galaxy on the right, NGC 2207. Because of their close encounter ...

The headline read: Finds Spiral Nebulae are Stellar Systems ... Leavitt studied photographic plates from telescope observations of another galaxy called the Small Magellanic Cloud carried ...