The nebulosity of hydrogen gas is revealed with the use of a “Hydrogen-Alpha” filter in an astro image of the Cygnus ...

With February’s winter nights regularly dropping below freezing, it’s tempting to take the easy way out and just stay inside. That would be a mistake.

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

Davis Astronomy Club invites everyone on the evening of Saturday, Jan. 25, for a free viewing of the rare alignment of six ...

Some were gaseous, star-forming regions, such as the Orion nebula, or M42 – the 42nd object in Messier’s catalog – while others were ... Lemaitre was the first to argue that the expansion must have ...

The Orion Nebula. Credit: NASA, ESA, M. Robberto (Space Telescope Science Institute/ESA) and the Hubble Space Telescope Orion Treasury Project Team In one of the most detailed astronomical images ...

In a stunning revelation, the NASA/ESA Hubble Space Telescope has peered into the cosmic cradle of star formation, capturing an extraordinary view of young stars dramatically altering their celestial ...

Mark John Douglas Messier OC (/ˈmɛsieɪ/; born January 18, 1961) is a Canadian former professional ice hockey centre of the National Hockey League (NHL). He played a quarter of a century in the ...

This landscape of “mountains” and “valleys” speckled with glittering stars is actually the edge of a nearby, young, star-forming region called NGC 3324 in the Carina Nebula. Our Milky Way galaxy is ...

In the years following the launch of NASA's Hubble Space Telescope ... Edwin Hubble first established that this so-called 'spiral nebula' was actually very far outside our own Milky Way galaxy ...

One of the two NASA astronauts stuck in space got a much-welcome change of scenery when she stepped out for her first spacewalk after seven months in orbit. Suni Williams and Butch Wilmore have ...

One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station more than seven months ago.