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October 20, 2015

90,000 messages will be beamed to Mars Friday

Radio telescopes will beam tens of thousands of messages to Mars this Friday (Nov.

October 20, 2015

Megasunspot's solar outbursts surprise scientists

A humongous sunspot — the biggest one seen since 1990 — produced no aurora-causing events despite firing off 10 intense solar flares in less than two weeks last month, scientists say.

October 20, 2015

Galactic 'mega city' shows mysterious spots of star formation

A new photo of a huge galactic "mega city" under construction in the early universe shows star formation happening in unexpected places, scientists have found.

October 20, 2015

Second total lunar eclipse of year coming up Wednesday, North America gets prime viewing

If you missed April's total eclipse of the moon, now's your chance.

October 20, 2015

Jupiter's icy moon Europa: Best bet for alien life?

WASHINGTON — Jupiter's moon Europa doesn't look like a particularly inviting place for life to thrive; the icy satellite is nearly 500 million miles (800 million kilometers) from the sun, on average.

October 20, 2015

Ancient asteroid destroyer finally found, and it's a new kind of meteorite

For 50 years, scientists have wondered what annihilated the ancestor of L-chondrites, the roof-smashing, head-bonking meteorites that frequently pummel Earth

October 20, 2015

Space telescope reveals weird star cluster conundrum

We thought we had star formation mechanisms pinned down, but according to new observations of two star clusters, it seems our understanding of how stars are born is less than stellar.

October 20, 2015

US astronauts should use trampolines to get into space, Russian official says

A Russian official angered over new sanctions that the United States imposed on Russia over the Ukraine crisis is suggesting that American astronauts get to the International Space Station by using trampolines instead of rockets.

October 20, 2015

Star cluster thrown out of galaxy at speed of more than 2 million mph

Astronomers say they have discovered a star cluster that has been thrown in the direction of Earth at a speed of more than two million miles per hour.

October 20, 2015

NASA's Curiosity rover set to drill into Martian rock

NASA’s Curiosity Mars rover is set to drill into a rock for the third time on the red planet to collect a sample for analysis.