Space

5:41am

Wed September 19, 2012
The Two-Way

Shuttle Endeavour Is On Its Way To California

Space shuttle Endeavour, attached to a 747, on the tarmac at the Kennedy Space Center in Florida.
Bill Ingalls/NASA UPI /Landov

Space shuttle Endeavour has taken off on its farewell tour across the country.

The third of the retired fleet of four to head off to a retirement home, Endeavour is being ferried from Florida to Los Angeles — with a stop on the way in Houston. It is perched atop a 747.

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1:42am

Tue September 18, 2012
The End Of The Space Shuttle Era

Shuttle Endeavour Begins Long Voyage To New Home

Originally published on Tue September 18, 2012 4:11 am

Workers remove a tree from a median in the middle of Manchester Boulevard in Inglewood, Calif., on Sept. 4 to make room for Endeavour.
Reed Saxon AP

Space shuttle Endeavour begins a kind of farewell tour this week. The shuttle will set off on a cross-country trip to its retirement home, flying from Florida to Los Angeles on the back of a modified jumbo jet.

Along the way, the spaceship will stop off in Houston, home of NASA's Mission Control and, weather permitting, fly over NASA centers and various landmarks in cities that include San Francisco and Sacramento.

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10:25am

Mon September 17, 2012
The Two-Way

Astronauts Return From Space Station, As An American Takes Command

The Soyuz capsule lands with Commander Gennady Padalka of Russia, NASA Flight Engineer Joe Acaba and Russian Flight Engineer Sergei Revin aboard, near the town of Arkalyk, Kazakhstan. The capsule's final meter of descent is eased by braking engines.
Carla Cioffi NASA

U.S. astronaut Sunita Williams is now in command of the International Space Station, after receiving control of the facility this weekend. Three departing astronauts whose capsule left the station early Monday landed safely three and a half hours later.

For NPR's Newscast, Peter van Dyk filed this report from Moscow:

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10:14am

Mon September 17, 2012

8:19am

Mon September 17, 2012
Krulwich Wonders...

Which Is Greater, The Number Of Sand Grains On Earth Or Stars In The Sky?

Originally published on Tue September 18, 2012 7:53 am

Gilles Chapdelaine NASA & ESA

Here's an old, old, question, but this time with a surprise twist. The question is — and I bet you asked it when you were 8 years old and sitting on a beach: Which are there more of — grains of sand on the Earth or stars in the sky?

Obviously, grains and stars can't be counted, not literally. But you can guestimate.

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