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Which telescope will be 1st to find alien life? Scientists have some ideas

Tests suggest the European Extremely Large Telescope will be able to detect crucial biosignatures on other worlds.

United statesHuihao zhangJi wangMichael plummerProxima centauriMauna keaNational academy of scienceOhio state universityExtremely large telescopeWebb space telescopeEuropean extremely large telescopeThirty meter telescopeMagellan telescopeAtacama desertHigh angular resolution monolithic opticalNear infrared integral

Alien technosignatures more likely to be found on oxygen-rich exoplanets Here s why

To stand the best chance of detecting technosignatures, SETI should survey exoplanets with atmospheres that are at least 18% oxygen.

Robin hansonAdam frankKazumi ozakiChristopher reinhardAmedeo balbiGeorgia institute of technologyUniversity of roma tor vergataUniversity of rochesterToho universityRoma tor vergataGeorgia instituteAmedeo balbiXygen abundanceEarth 39s atmosphereUniversity of roma tor vergataUniversity of rochester

James Webb Space Telescope could look for carbon-lite exoplanet atmospheres in search for alien life

If the James Webb Space Telescope detects depleted carbon dioxide in a planet's atmosphere, that could indicate water.

Frieder kleinUniversity of birminghamMassachusetts institute of technologyWoods hole oceanographic institutionJames webb space telescopeMassachusetts instituteHoly grailCarbon dioxideHabitable zoneLiquid waterJames webb space telescopeSolar system

Exoplanet haze makes it harder to identify water on alien worlds Scientists may have a solution

Planetary scientists simulate how haze might be obstructing our view of exoplanet's atmospheres, and potentially alien water.

Johns hopkins universityWebb space telescopeJames webb space telescopeWater vaporAlien worldsPlanetary scientists

Some exoplanets are shrinking Here s why

Data from NASA's Kepler telescope shows why puffy sub-Neptunes are shrinking to rocky super-Earths.

Jessie christiansenSuper earthJessie christiansen

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