Learn how exoplanets are discovered, what makes planets beyond our solar system unique, and how they drive the ongoing search ...
When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a main guiding principle. “All life on Earth needs liquid water, no matter ...
Exoplanets are planets outside Earth's solar system. In 1995, a gas giant named 51 Pegasi b, which orbits a star similar to Earth's sun, etched its name in history as the first exoplanet ever ...
Just decades after the first exoplanets were identified, our database of the distant worlds—monitored by the NASA Exoplanet Science Institute—has breached a new threshold. Now, astronomers have ...
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Planets may make their own water as they form — could that mean more habitable worlds in the universe?
Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds.
Cloud cover is bad for picnics and for viewing stars through a telescope. But an exoplanet with dense or even total cloud ...
In our solar system, Earth is one of but eight planets – nine, if you really want to count Pluto – and the only one remotely hospitable to life. And as technology advances, astronomers only expect to ...
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