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Australian amateur astronomer(passive) discovered byComets " Comet
amateur astronomersdo ... discovercomets with comet
Follow Paxi to the edge of the Solar Systemto discoverthe world of comets
In Video Follow Paxi to the edge of the Solar System ... , and learn about the amazing Rosetta mission to cometto discoverthe world of comets
peopleare ... discoveringcomets today
non - gravitational forces(passive) is now being influenced bycomets orbit
orbital interactions with the planetcausecomets ' orbits
Levy went on ... ] and [ [ Carolyn S. Shoemakerto discovercomet]]s
Region of space bordering the solar system about 50,000 astronomical units from the Suncomposedof billions of comets
of dust and of ice made from methane , ammonia , carbon dioxide , and water(passive) are composedComets
After all , why else did people wantto discovercomets so badly
in which armchair astronomers have used SOHO datato discovercomets
of rocky material , ice , and gas that originate in the Kuiper Belt and the Oort Cloud(passive) are composedComets
by SOHO Comets(passive) discovered byComets
that images taken by the SOHO spacecraft have been usedto discovercomets
amateur astronomersdiscovercomets
amateur astronomersdiscoveringcomets
by amateur astronomers(passive) are ... discovered by Comets
by amateur astronomers(passive) discovered bycomets
amateur astronomerscan ... do discovercomets
by amateur astronomers(passive) are ... discovered Comets
Amateur astronomershave discoveredcomets
Four other amateurs , in two teams of two , used their own CCD 'sto discovercomets
of water in the form of ice , dust , frozen carbon dioxide and ammonia(passive) are composedComets
Caroline Herscheldiscoveredcomets
the Oort cloud ... mass extinctions on Earthwhere ... originatecomets
by the Panoramic Survey Telescope and Rapid Response System(passive) discovered bycomets
Professional astronomersdiscovercomets
even amateur astronomers have used themto discovercomets
by the LINEAR project List of comets(passive) discovered bycomets
of ice , dust , and rocky debris(passive) are composed Comets
the SOHO and STEREO spacecraft(passive) discovered bycomets
Small perturbations in the gravitational field by large planetscan causecomets
an oort cloudwhere ... originatecomets
the Oort cloudwhere ... originatecomets
of ice , gases , and dust(passive) are composedComets
of ice , dust and rock(passive) are composedComets
for large venues , stadiums or outdoor use(passive) are designedComets
of ice and dust(passive) are composedComets
of dust and ice(passive) are composedComets
to the formation of life ( panspermialedto the formation of life ( panspermia
the solar systemwhen ... originatedthe solar system
them ... howeverdiscoveredthem ... however
in the outer parts of the solar systemto originatein the outer parts of the solar system
in lifeto have resultedin life
global extinctioncausingglobal extinction
severe environmental stresscausingsevere environmental stress
of iceare ... composedof ice
from the Oort Cloud and Kuiper Beltoriginatefrom the Oort Cloud and Kuiper Belt
mass extinctionscould causemass extinctions
mass extinction 44would causemass extinction 44
ecological disasters , including extinctions of species and climate changecould causeecological disasters , including extinctions of species and climate change
extinction eventscan causeextinction events
the friction(passive) caused bythe friction
mainly of waterare composedmainly of water
their extinctioncausedtheir extinction
Uranus , Neptune , Saturn and the belt to migrate outwardscausedUranus , Neptune , Saturn and the belt to migrate outwards
within the Kuiper belt , which is much closer to the inner Solar System than the Oort cloudoriginatingwithin the Kuiper belt , which is much closer to the inner Solar System than the Oort cloud
from two regions in the Solar System , the Kuiper Belt and the Oort cloudoriginatefrom two regions in the Solar System , the Kuiper Belt and the Oort cloud
in three distant regions : the Kuiper Belt , Oort Cloud , and Scattered Discoriginatein three distant regions : the Kuiper Belt , Oort Cloud , and Scattered Disc
in the Kuiper Belt region or the Oort Cloudoriginatingin the Kuiper Belt region or the Oort Cloud
from either the Oort Cloud or the Kuiper Beltoriginatefrom either the Oort Cloud or the Kuiper Belt
from two regions , the Kuiper Belt and the Oort Cloudoriginatefrom two regions , the Kuiper Belt and the Oort Cloud
in the Oort Cloud , the outer region of our Solar systemoriginatein the Oort Cloud , the outer region of our Solar system
in the Kuiper Belt or the Oort Cloudoriginatein the Kuiper Belt or the Oort Cloud
in Oort Cloud and Kuiper Beltoriginatein Oort Cloud and Kuiper Belt
from the Oort Cloud , and from the Kuiper Beltoriginatefrom the Oort Cloud , and from the Kuiper Belt
from the Kuiper belt and the Oort cloud Kuiper beltoriginatefrom the Kuiper belt and the Oort cloud Kuiper belt
in the Oort Cloud or Kuiper Beltoriginatein the Oort Cloud or Kuiper Belt
from the Kuiper belt and the Oort cloudoriginatefrom the Kuiper belt and the Oort cloud
in the Oort cloud or in the Kuiper beltoriginatein the Oort cloud or in the Kuiper belt
from a much more distant region of the solar system , the Oort Cloudoriginatefrom a much more distant region of the solar system , the Oort Cloud
in the Oort Cloud , the outer region of our Solar system , and travel in very elongated orbitsoriginatein the Oort Cloud , the outer region of our Solar system , and travel in very elongated orbits
of iceare ... composedof ice
in a cloud of objects far beyond the orbit of Pluto known as the Oort Cloudmight originatein a cloud of objects far beyond the orbit of Pluto known as the Oort Cloud
in the Oort Cloud , a group of icy planetsoriginatedin the Oort Cloud , a group of icy planets
from the Oort Cloud , the area at the edge of our solar systemoriginatefrom the Oort Cloud , the area at the edge of our solar system
either from a belt beyond Pluto or from a vast cloud in near interstellar spaceoriginateeither from a belt beyond Pluto or from a vast cloud in near interstellar space
in a huge cloud called the Oort cloud that is thought to surround the Solar Systemmay originatein a huge cloud called the Oort cloud that is thought to surround the Solar System
in the Oort Cloud , a hypothetical spherical cloud of icy planetesimals thought to lie nearly a light - year distant from the Sunoriginatein the Oort Cloud , a hypothetical spherical cloud of icy planetesimals thought to lie nearly a light - year distant from the Sun