Phrase by 'Debra Fischer'
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Our field is very focused on finding Earth 2.0, and anything we can do to narrow the search is helpful.
Author: Debra Fischer - American ScientistSearch , Earth , Focused , Finding
Generally speaking, exoplanets can be any size, and they are found in a wide range of orbits. Some have massive gas atmospheres; others are smaller with an icy or rocky composition.
Author: Debra Fischer - American ScientistOthers , Some , Found , Size
One of the first thoughts I had, when doing early exoplanet research, was that Earth and its many companions seemed very different from the planetary systems we were detecting.
Author: Debra Fischer - American ScientistDoing , Thoughts , Research , Earth
In 1999, my team discovered that the star Upsilon Andromedae was circled by three gas-giant planets - the first distant multiplanet system ever found. That same year, other researchers observed the first 'transit' of an exoplanet - a planet blocking out a small fraction of the starlight as it passes in front of the star.
Author: Debra Fischer - American ScientistThree , Small , Team , Year
The first exoplanet to be found around a sun-like star was discovered in 1995, just two years before I began studying exoplanet detection.
Author: Debra Fischer - American ScientistJust , Two , First , Studying
I hope that vigorous space exploration continues and that humankind will have a space station that resides between Earth and the moon. Outside the gravitational field of Earth, we could launch robotic spacecraft to other destinations in our solar system.
Author: Debra Fischer - American ScientistSpace , Earth , Hope , Moon
Further ahead, I'd like to see tiny spacebots - smaller than your cell phone - travel outside our solar system to the nearest star system, Alpha Centauri. By keeping the mass of those spacebots low, we could more easily accelerate them.
Author: Debra Fischer - American ScientistSee , Travel , Phone , Cell Phone
Prebiotic chemistry on other worlds is going to be common. Plenty of small rocky planets will have similar chemistry. It's almost a given.
Author: Debra Fischer - American ScientistWill , Going , Small , Chemistry
If few worlds have microbial life, it dramatically reduces the chances that more complex organisms exist.
Author: Debra Fischer - American ScientistLife , More , Complex , Exist
The building blocks of life are readily available throughout the universe.
Author: Debra Fischer - American ScientistLife , Universe , Building , Available