Earth's Place in the Universe
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- Planets
The growing planetary family
At least 1,200 added to list of possible planets beyond the solar system.
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- Space
Black hole journey
Research on weird, invisible objects called black holes might help explain how the universe began.
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- Space
A dusty birthplace
Evidence of separate bands of dust suggests the presence of a planet orbiting a young star.
- Space
Clash of the galaxies
An X-ray image unveils an immense collision between two huge clusters of galaxies.
- Planets
A very distant planet says “cheese”
A small red spot may be the first picture ever taken of a planet outside the solar system.
- Space
Searching for alien life
A robot rover practices looking for alien life by trekking across the world's driest desert.
- Earth
Deep drilling at sea
Drilling holes deep into the seafloor unveils the ocean's past and hints at Earth's future.
- Space
Burst busters
A powerful type of explosion in outer space is much more common, but not always as powerful, as astronomers had thought.
- Planets
Ringing Saturn
The Cassini spacecraft has arrived at Saturn to start exploring the planet and its rings and moons.
