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October 21, 2015

Under a 'Blood Moon': First total lunar eclipse of the year wows stargazers

The moon took on an eerie blood-red hue early Tuesday during the first total lunar eclipse of 2014, a celestial sight that wowed potentially millions of stargazers across North and South America.

October 21, 2015

NASA-funded researchers spot first possible 'exomoon'

NASA-funded researchers say they have spotted the first signs of what could be an 鈥渆xomoon鈥� 鈥� a moon orbiting a planet outside our solar system 鈥� after witnessing a chance encounter between objects in our galaxy.

October 21, 2015

'Hand of God' spotted by NASA space telescope

Religion and astronomy may not overlap often, but a new NASA X-ray image captures a celestial object that resembles the "Hand of God."

October 21, 2015

Alien planet may lurk near failed stars

Astronomers have spotted signs of a possible exoplanet in a nearby system of twin failed stars.

October 21, 2015

Rare solar eclipse wows skywatchers

A rare solar eclipse that began as a "ring of fire" and transformed into a spectacular total eclipse of the sun amazed skywatchers from North America to Africa.

October 21, 2015

Potentially lethal gamma-ray burst from star WR 104 could reach earth

Earth may lie in the path of a lethal gamma-ray burst that could wipe out a quarter of our atmospheric ozone.

October 21, 2015

Here's what the Big Bang sounded like

In the beginning, there was a righteous bass. So says physicist John Cramer, who has not only found evidence of the sound created during the Big Bang.

October 21, 2015

Whoa! Mini-supernovas discovered

Astronomers have discovered a new kind of supernova, a star explosion so weak that scientists dubbed it a miniature stellar blast.

October 21, 2015

4.5 billion 'alien Earths' may populate Milky Way

Billions of Earth-like alien planets likely reside in our Milky Way galaxy, and the nearest such world may be just a stone's throw away in the cosmic scheme of things, a new study reports.

October 21, 2015

Largest structure in universe discovered

Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretches 4 billion light-years from end to end.