Hubble discovered clouds on new planets

Hubble discovered the two new planets, GJ 436b and GJ121 4b with clouds.

Jan 3, 2014 10:18 IST
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Hubble discovered the two new planets, GJ 436b and GJ121 4b, providing the weather forecast for a planet outside our solar system.

The Astronomers led by University of Chicago Laura Kreidberg and Jacob Bean W determined that both the planets covered with clouds and contains hydrogen.

These clouds hide any information about the composition and behaviour of the lower atmosphere and surface.

image GJ 121 4b is about 40 light years away from Earth in the constellation Ophiuchus.

GJ436b is similar in mass to Neptune and GJ 121 4b is considered a Super Earth planet because of its mass is intermediate between those of Earth and Neptune.

About Hubble

The Hubble space Telescope’s launched in 1990 that orbits Earth.

Its gaze has helped determine the age of the universe and the existence of dark energy.


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