When running at maximum observational power, ALMA will see the universe in a resolution 10 times greater than that of Hubble Space Telescope. Its altitude - above 40% of Earth's atmosphere - is part of what makes it so powerful.
Emily Howard was a faithful EarthSkyer for many years, until 2013. She graduated with honors from the University of Texas with a major in History (focus on Latin American Studies) and a minor in Spanish. She further cultivated her Spanish skills while living abroad in Valparaíso, Chile, and traveling extensively throughout South America, Mexico and Spain. She's an all-around cool girl, with an interest in many things.