<h2 class=" eplus-wrapper">What's happening?</h2>

"One small step for man, one giant leap for mankind." These are the words of the first human to walk on the Moon more than 50 years ago.

This year, more groups are planning to explore space than ever.

In Europe, scientists will launch a robot to tour the moons of the planet Jupiter and search for water. If they find it, it could be a sign of life.

<h2 class=" eplus-wrapper">Find out more</h2>

Some are thinking about what will happen if we find alien life. They could be more intelligentHaving a great ability to reason and understand things. than us, and help us solve problems on the Earth like climate changeLong-term shifts in temperatures and weather patterns. Human action is a major cause of climate change..

Or, they could see us as a threat - and start a new space war.

Yes! More space exploration is happening than ever before. If we are going to find aliens, we will find them now.

No! There is no big reason to think that aliens do exist. We should focus on what is happening on our own planet.

Intelligent - Having a great ability to reason and understand things.

Climate change - Long-term shifts in temperatures and weather patterns. Human action is a major cause of climate change.