Aomawa Shields: How we'll find life on other planets
アオマワ・シールズ: 他の惑星の生命を見つけ出す方法
Aomawa Shields studies the climate and habitability of planets outside of the Solar System. Full bio
Double-click the English transcript below to play the video.
in the universe where life exists.
宇宙に探し求めています
with my naked eyes
肉眼で見ることはできませんし
存在するに違いありません
that occur in nature
at just the right distance
適切な距離にある惑星を
for stars of different temperatures,
距離にある惑星の表面には
for water to flow on their surfaces
湖や海を形成する
and energy on finding planets
このような範囲にある惑星を
取り上げています
climates of exoplanets.
気候モデルを作っています
besides distance from its star
a planet can support life.
多くの要素があります
of love and beauty,
愛と美の女神の名前に由来します
ethereal appearance in the sky.
この世のものとは思えない姿のためです
revealed a different story.
全く異なる事実が明らかになりました
to 900 degrees Fahrenheit,
from the sun, is the reason.
厚い大気が高温となる原因です
ドーピングのように
and scorching the planet's surface.
惑星の表面を焼けつかせます
initial perceptions of this planet.
全く異なる現実です
from our own solar system,
このような知見から
and potential to host life.
重大な影響があることを学びました
of these planets are like
and dim compared to their stars
見えないので
that could support surface water --
最も近いところにある惑星の1つは
nice phone number for a name --
電話番号にピッタリですが―
the atmospheric composition
系外惑星が通過する時に
in front of its host star is hard.
困難なことです
観察するようなことです
is 100 trillion miles away,
the precise color of that fly.
知るようなことを想像してみて下さい
a planet would need
与えるような
for water and life.
of the planet Kepler-62f,
大きさの比較のために
地球より4割大きい程度です
could be warm enough for open water
様々な大気組成や軌道の傾斜を考え
and orientations of its orbit.
温度となり得ることが示されました
to follow up on this planet
将来の望遠鏡で この惑星の観測を
is also important for climate.
気候に重大な影響を及ぼします
redder wavelengths of light,
in this photo looks so blue.
氷山が青く見える理由です
is absorbed on its way through the ice.
氷の中を通るにつれ吸収されていきます
makes it all the way to the bottom.
back to up to our eyes
orbiting cooler stars
低温の恒星を周回する惑星は
than planets orbiting hotter stars.
高温になります
wavelength light from cooler stars,
長波長の光を吸収し
heats the ice.
氷を熱します
can affect planetary climate
気候モデルによって探求することは
that this is my specialty.
驚くことではありません
天文学者ですが
and read fashion magazines,
ファッション雑誌を読むことが大好きです
contradictions in nature --
認識するのに まさにピッタリで―
for the next planet where life exists.
相応しいでしょう
to middle-school girls of color,
天文学を教えています
science and art don't often go together,
科学と芸術は あまり相いれませんが
these girls bring their whole selves
彼女たちが熱心に学ぶことの
the ranks of astronomers
to discover, once and for all,
ついには 我々が宇宙における
in the universe.
見出してくれることでしょう
ABOUT THE SPEAKER
Aomawa Shields - Astronomer, astrobiologist, actor, writerAomawa Shields studies the climate and habitability of planets outside of the Solar System.
Why you should listen
Dr. Aomawa Shields received her PhD in Astronomy and Astrobiology from the University of Washington in 2014. She also received an MFA in Acting from UCLA in 2001, and a Bachelor's degree in Earth, Atmospheric, and Planetary Sciences from MIT in 1997. She is currently an NSF Astronomy and Astrophysics Postdoctoral Fellow, a UC President's Postdoctoral Program Fellow, and a 2015 TED Fellow at the University of California, Los Angeles, and the Harvard-Smithsonian Center for Astrophysics.
Dr. Shields is the founder of Rising Stargirls, an organization dedicated to encouraging girls of all colors and backgrounds to explore and discover the universe using theater, writing, and visual art. She uses her theater and writing background to communicate science to the public in engaging, innovative ways.
Aomawa Shields | Speaker | TED.com