Best Answer: Walking a mile a day would improve your general cardiovascular health. It would give you more stamina and endurance. It would help your resistance to disease. It would build muscle mass in your legs.
A summary of these methods: 1  Cepheid variable stars and their cousins the RR Lyrae stars are the primary distance indicators in the galaxy and the local group. 2  They pulsate radially (basically at the sound speed in the envelope of the star) with a period inversely proportional to the square root of the density.
Andromeda galaxy is Milky Wayâs next-door neighbor. At 2.3 million light-years, the Andromeda galaxy is the closest spiral galaxy to our Milky Way. Itâs the most distant thing you can see with your eye alone. EarthSky Facebook friend Josh Blash captured this image of the Andromeda galaxy in July, 2014.