Articles sur Space

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In the beginning, the Universe expanded very, very fast. Flickr/Jamie

Curious Kids: what started the Big Bang?

What caused the Big Bang is still a mystery. And that's just one of the many unanswered questions, in spite of everything we do know about the birth of the Universe.
Matt Damon as astronaut and exobotanist Mark Watney in the film The Martian grows crops on Mars. (20th Century Fox/Handout)

Space farms will feed astronauts and earthlings

We will one day grow food in conditions as extreme as Mars. Developing the controlled environments required will help not only space explorers but also support our own survival here on Earth.
Between the Earth and the moon: An artist’s rendering of a refueling depot for deep-space exploration. Sung Wha Kang (RISD)

Mining the moon for rocket fuel to get us to Mars

To get us to Mars and beyond, a team of students from around the world has a plan involving lunar rovers mining ice and a space station between the Earth and the moon.
The truth is we don’t really know if space goes on forever – but maybe, one day, we will find out. Sweetie187/flickr

Curious Kids: Does space go on forever?

People used to think that when they looked up at the night sky, they were seeing all of space. Then American astronomer Edwin Hubble found out something so amazing, NASA named a telescope after him.
Saturn and its rings backlit by the sun, which is blocked by the planet in this view. Encircling the planet and inner rings is the much more extended E-ring. NASA/JPL/Space Science Institute

Water, weather, new worlds: Cassini mission revealed Saturn’s secrets

With the probe now on its 'Grand Finale,' a Cassini team member describes the amazing discoveries it made about the ringed planet and its many moons.

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