Topic: Andromeda Galaxy

Dwarf galaxies: breakthrough in bid to find 'fossils' of early universe

A team of astronomers reports that it has detected the most distant dwarf galaxy yet discovered orbiting an enormous elliptical galaxy some 10 billion light-years away.

Cosmic hit-and-run leaves massive trail of stars

A collision between two galaxies has left one of them with a tail of stars, as revealed by an ultraviolet snapshot from a NASA space observatory.

We even talk like we're from space

Whenever we use terms like 'light-year' or 'cosmic,' we're using language brought to us by astronomers.

Hubble Telescope turns 20! Here's 10 space targets you can spot without the Hubble.

Want to celebrate the 'birthday' of the Hubble Telescope? Here's 10 things that amateur astronomers can find (even without the Hubble Telescope).

New findings on dark energy back discarded Einstein theory

Scientists have found that dark energy, the force thought to be accelerating the expansion of the universe, may be doing the same thing to local groups of galaxies. That bolsters Einstein's idea of a 'cosmological constant.'

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Milky Way spins faster, has more heft than astronomers thought

New light on dark energy

Jupiter's leaving - but Venus and the moon will meet again soon!