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October 21, 2015

Leonid meteor shower forecast: What to expect

In recent days, I've been hearing the excited murmurings of skywatchers: "The Leonids are coming!"

October 21, 2015

Comet lander still ‘talking,’ but scientists face race against time

The European Space Agency’s Rosetta spacecraft has regained contact with its history-making Philae comet lander, although scientists now face a race against time to extract as much data as possible from the probe before its battery runs out on Saturday.

October 21, 2015

Depth of biggest sea on Saturn's moon Titan measured by NASA probe

Kraken Mare, the biggest hydrocarbon sea on Saturn's huge moon Titan, is at least 115 feet (35 meters) deep and perhaps much deeper, a new study suggests.

October 21, 2015

Once in million years: Comet buzzing Mars on Sunday, robotic explorers have best seats

The heavens are hosting an event this weekend that occurs once in a million years or so.

October 21, 2015

'Global selfie' project will beam earthling message to space

A new project aims to send a special message from Earth a type of global "selfie" into space, by uploading it to a spacecraft traveling through the cosmos on its way to Pluto.

October 21, 2015

Newfound asteroid will give Earth super-close shave on Sunday

Earth is about to have a close encounter with a house-sized asteroid on Sunday Sept.7.

October 21, 2015

These bizarre deep-space radio blasts have astronomers baffled

A split-second burst of energy that erupted in deep space is giving astronomers important new clues about a mysterious class of astrophysical phenomena.

October 21, 2015

Neutron stars collide to form black hole in new NASA simulation video

A new supercomputer simulation released by NASA showcases two neutron stars colliding and merging to produce a black hole, in what is one of the most violent events in the universe.

October 21, 2015

Milky Way's structure mapped in unprecedented detail

Astronomers are one step closer to solving a longstanding mystery — just what our Milky Way galaxy looks like.

October 21, 2015

Sun, Mars, Earth to align in rare cosmic event and more in April's night sky

Planets abound in the night sky this month.