Unexpected worlds in our Galaxy
If you would like to have a really eccentric holiday home, there are very weird planets in our Galaxy for you to choose from. The hard task rests with the astronomers, as Sérgio Sousa, of IA, will explain.
planetary system
Searching for New Worlds
In the next session of "The Universe Online", you will have the opportunity to talk to IA researchers that are on the frontline of the search for a new "Earth".
How many Earths are there in the Milky Way?
In a clear night sky, the human eye can see some 3000 stars, all of them in our galactic neighbourhood. What we can’t see is, perhaps, a similar number of planets, outshined by the light of their host star. Is there among them an Earth 2.0?
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Searching for another Earth
Learn how astronomers detect planets orbiting other stars, and how they can know, despite the distance, if any of them is similar to Earth, with Pedro Figueira, of ESO and IA (in Portuguese).
Searching for another Earth
Learn how astronomers detect planets orbiting other stars, and how they can know, despite the distance, if any of them is similar to Earth, with Pedro Figueira, of ESO and IA (in Portuguese).
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The unveiling of new worlds
In the latest 25 years, thousands of planets have been discovered orbiting other stars in our galaxy. Sérgio Sousa, of IA, writes on National Geographic that we are closer to know if any of these new worlds is like our Earth.
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