The Limited Times

Now you can see non-English news...

How astronomers managed to measure the heat emitted by the small planet Trappist-1b


The exceptional sensitivity of the James Webb Space Telescope made this feat possible. Explanations.

The goal is not the goal.

This is the way.



The important thing is not the destination, but the journey.



What counts is not the arrival, it is the quest.

Everyone says it in their own way (Lao-tzu, Robert Louis Stevenson then Orelsan), but the idea remains the

same: in life, it's less the result than the way to get there that matters.

Read alsoTrappist-1, the little star with seven Earths

If the aphorism is perhaps a little less true in science than elsewhere, it undoubtedly applies this time: by showing that the exoplanet Trappist-1b is very probably devoid of atmosphere and that its temperature day side is around 230°C, astronomers have not made a discovery that will revolutionize the world.

On the other hand, the very fact of being able to say something so precise about such a tiny and distant world is a landmark performance.

This is why the result is published in the journal



Thanks to the James Webb Space Telescope (JWST), we have entered the era of characterization…

This article is for subscribers only.

You have 78% left to discover.

Want to read more?

Unlock all items immediately.

Without engagement.

TEST FOR €0.99

Already subscribed?


Source: lefigaro

All tech articles on 2023-03-27

You may like

News/Politics 2023-02-01T16:42:15.920Z
Tech/Game 2023-03-24T18:29:41.533Z

Trends 24h

Tech/Game 2023-05-29T15:02:30.371Z


© Communities 2019 - Privacy

The information on this site is from external sources that are not under our control.
The inclusion of any links does not necessarily imply a recommendation or endorse the views expressed within them.