Entertainment How to drink high-gravity beers responsibly, where to sample Alabama array this weekend Published: Oct. 15, 2015, 4:23 p.m.

That means the level of gravity on the moon — about 17 percent of Earth's gravity — is just barely strong enough to provide adequate cues for astronauts to know which way is up.

A new photo from the Hubble Space Telescope reveals the brightest distant galaxy ever seen with a so-called gravitational lens. The galaxy is 10 billion light-years away.