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A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological self-destruction — and it therefore may not want to talk to us.

A sample collected by the Hayabusa 2 spacecraft from the spinning top-like asteroid contained the nucleobases adenine, guanine, cytosine, thymine, and uracil.

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SpaceX launched two Falcon 9 rockets on March 17, each carrying Starlink satellites into low Earth orbit. The company now has more than 10,000 active satellites in its constellation.

No major meteor showers are active at this time.

The dust storm created travel complications and other issues for Texans.

NASA has pushed the rollout of its next moon rocket to March 20, but is still targeting April 1 for the launch of its first crewed mission to the moon in more than half a century.

"At last we will have revenge."

Aurora chasers, keep your eyes on the skies later this week as an incoming coronal mass ejection could spark favorable conditions for widespread northern lights displays.

From phone boxes and flux capacitors to black holes and hot tubs, sci-fi has created plenty of ways to explore the fourth dimension.