One Lego set, discounted at Walmart to its best-ever price, is one of the best space Lego sets – the Lego Technic NASA Lunar ...

The set is the brainchild of Maia Weinstock, an MIT employee who proposed a women of NASA collection through the Lego Ideas program. The set retails for $24.99 and goes on sale Nov. 1.

NASA and SpaceX are targeting 2:45 a.m. EDT, Sunday, Aug. 24, for the next launch to deliver science investigations, supplies, and equipment to the International Space Station.

The first all-female spacewalk is back on, six months after a suit-sizing flap led to an embarrassing cancellation.

NASA and SpaceX are targeting 2:45 a.m. EDT, Sunday, Aug. 24, for the next launch to deliver science investigations, supplies, and equipment to the International Space Station.