Showing posts from December 16, 2018

Astronomy Picture of the Day: M31: The Andromeda Galaxy

M31: The Andromeda Galaxy What is the nearest major galaxy to our own Milky Way Galaxy ? Andromeda. In fact, our Galaxy is thought to look much like Andromeda . Together these two galaxies dominate the Local Group of galaxies. The diffuse light from Andromeda is caused by the hundreds of billions of star s that compose it. The several distinct stars that surround Andromeda 's image are actually stars in our Galaxy that are well in front of the background object. Andromeda is frequently referred t o as M31 since it is the 31st object on Messier 's list of diffuse sky objects. M31 is so distant it takes about two million years for light to reach us from there. Although visible without aid , the featured image of M31 is a digital mosaic of 20 frames taken with a small telescope. Much about M31 remains unknown , including exactly how long it will before it collides with ou

How to shovel snow safely

DIY Save your back while digging yourself out Snow is magical, but shoveling the slush off your driveway and sidewalk? Not so much. This winter, follow these tips to shovel snow without hurting yourself. via Popular Science ""