What's a suborbital flight? An aerospace engineer explains

"Suborbital" is a term you'll be hearing a lot as Sir Richard Branson flies aboard Virgin Galactic's VSS Unity winged spaceship and Jeff Bezos flies aboard Blue Origin's New Shepard vehicle to touch the boundary of space ...

When will the first baby be born in space?

When the first baby is born off-Earth, it will be a milestone as momentous as humanity's first steps out of Africa. Such a birth would mark the beginning of a multi–planet civilization for the human species.

Swiss kids suit up for 'Mission to Mars'

Leo pulls on a shiny, silver suit and places the helmet gingerly over his head before marching with the other budding astronauts towards their spaceship.

Hurricane might delay SpaceX-NASA return trip from ISS

The first US astronauts to reach the International Space Station on an American spacecraft in nearly a decade might not come home this weekend as scheduled because of Hurricane Isaias, NASA said Friday.

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