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Artikel-artikel mengenai Planets

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An artist’s concept of an astronaut walking on Mars. But what would happen if the astronaut weren’t wearing a space helmet? cokada/E+ via Getty Images

Could people breathe the air on Mars?

Mars is the fourth planet from the Sun and one of our closest neighbors in space. But it’s not a very welcoming place for an Earthling to visit.
Pluto, the largest of the dwarf planets. This image was taken by NASA’s New Horizons spacecraft. NASA/JHUAPL/SwRI

What is a dwarf planet?

The dwarf planets in our Solar System are cold, dark, far away and full of surprises.
New research confirms how particles from space can be sent careening down into Earth’s atmosphere to create the aurora, filling in a missing piece in how this stunning natural phenomenon is generated. Terry Zaperach/NASA

Why are we seeing more northern lights this year?

The sun has entered a phase causing more chances to see the northern lights in the UK, an expert explains.
Astronomers have found a way to estimate the number of stars in the universe. Comstock Images via Getty Images

How many stars are there in space?

Scientists have a good estimate on the staggering number of stars in the universe.
The Earth is round. Alistair Berg/DigitalVision via Getty Images

Why are planets round?

Gravity, mass and centrifugal force all contribute to the final shape of a planet.
New research suggests that Venus’ crust is broken into large blocks – the dark reddish–purple areas – that are surrounded by belts of tectonic structures shown in lighter yellow–red. Paul K. Byrne/NASA/USGS

The surface of Venus is cracked and moves like ice floating on the ocean – likely due to tectonic activity

Researchers used decades-old radar data and found that some low-lying areas of Venus’ crust are moving and jostling. This evidence is some of the strongest yet of tectonic activity on Venus.
It can stretch your mind to ponder what’s really out there. Stijn Dijkstra/EyeEm via Getty Images

Does outer space end – or go on forever?

Astronomers know a lot about what’s in outer space – and think it’s possible it never ends.

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