In an experiment designed to mimic the conditions deep inside the icy
giant planets of our solar system, scientists were able to observe «diamond rain» for the first time as it formed in high - pressure conditions.
In an experiment designed to mimic the conditions deep inside the icy
giant planets of our solar system, scientists observed «diamond rain» for the first time as it formed in high - pressure conditions.
«From the strength of the absorption,» she says, it appears «the planet's atmosphere has a composition not dissimilar to those of
the giant planets of our solar system.»
Aug. 22, 2017 - In an experiment designed to mimic the conditions deep inside the icy
giant planets of our solar system, scientists observed «diamond rain» for the first time as it formed in high - pressure conditions.
Not exact matches
Jupiter's atmosphere features colossal cyclones and rivers
of ammonia welling up from deep inside the
solar system's largest
planet, researchers said on Thursday, publishing the first insights from a NASA spacecraft flying around the gas
giant.
We are a Goldie Loc's
Planet 2 - we got the right
of land to water ratio 3 - the moon is at the right size and orbit to prevent the earth from wobbling 4 - the gas
giants in our
solar system do a great job at cleaning up roaming ice and rock that is flying around our
solar system 5 - right distance from the galactic core.
Jesusegun Alagbe The
Solar System, formed 4.6 billion years ago from the gravitational collapse
of a
giant interstellar molecular cloud, comprises the Sun and eight
planets, namely Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.
THE WOODLANDS, TEXAS — The stately
solar system of today was in turmoil in its first several million years, theorists believe, with
giant planets sowing chaos as they strayed far from their current orbits.
The
solar system of today was in turmoil in its first several million years, theorists believe, with
giant planets sowing chaos as they strayed far from their current orbits.
In early 2016, astronomers made a stunning claim: A
giant planet was patrolling the farthest reaches
of our
solar system.
Published on Aug. 28 in Nature Communications, the research revealed an entirely new type
of superionic ice that they call the P21 / c - SI phase, which occurs at pressures even higher than in the interior
of giant ice
planets of our
solar system.
The basic architecture
of our
solar system, where things go in circles, and there are small rocky
planets close to the sun and big massive gas
giants far from the sun, is certainly not the only architecture.
They were the first human missions to those two
giant planets and then afterwards, they just shot out
of the
solar system and are now heading into deep interstellar space.
Six
planets orbit a star roughly the size
of the sun, and like our
solar system, the outer
planets are gas
giants while the inner ones seem to be denser.
The Life
of Super-Earths by Dimitar Sasselov Of the 700 planets astronomers have found so far in distant solar systems, most are places that are extremely hostile to life as we know it: searing - hot gas giants where iron could fall as rain and winds might blow in excess of 1,000 miles per hou
of Super-Earths by Dimitar Sasselov
Of the 700 planets astronomers have found so far in distant solar systems, most are places that are extremely hostile to life as we know it: searing - hot gas giants where iron could fall as rain and winds might blow in excess of 1,000 miles per hou
Of the 700
planets astronomers have found so far in distant
solar systems, most are places that are extremely hostile to life as we know it: searing - hot gas
giants where iron could fall as rain and winds might blow in excess
of 1,000 miles per hou
of 1,000 miles per hour.
Though that remains to be determined, Batygin suggests that the
planet may have been ejected from the neighborhood
of the gas
giants by Jupiter, or perhaps may have been influenced by the gravitational pull
of other stellar bodies in the
solar system's extreme past.
Our
solar system is a case in point: the latest exoplanet research suggests that its orderly arrangement
of planets is exceptionally rare, with rocky
planets closer to the sun and gas
giants farther out.
The existence
of a fifth
giant gas
planet at the time
of the
Solar System's formation — in addition to Jupiter, Saturn, Uranus and Neptune that we know
of today — was first proposed in 2011.
The vast majority
of dwarf
planets like RR245 were destroyed or thrown from the
solar system as the
giant planets moved out to their present positions.
The images show storm
systems and weather activity unlike anything previously seen on any
of our
solar system's gas -
giant planets.
MESSENGER — which stands for Mercury surface, space environment, geochemistry, and ranging — also determined that Mercury's
giant Caloris basin, among the biggest impact craters in the
solar system, spans 1,500 kilometers — nearly one third
of the
planet's diameter and 200 kilometers more than previous estimates.
New measurements
of meteorite ages suggest that the
giant planet's core must have formed within the
solar system's first million years.
This lower limit was intriguing because the outer edge
of the hole is about as far from its star as the
giant planets in our
solar system are from the sun.
«Ceres or ammonia - rich material from the outer
solar system could have been implanted in the Asteroid Belt as a result
of orbital perturbations exerted by the
giant planets» early in the
solar system's history, De Sanctis says.
A new analysis
of outer
solar system orbits suggests that there really could be a hitherto unseen
giant planet orbiting far from the sun — but what are the implications?
In the absence
of giant planets, water delivery could happen naturally as
planets pull in debris from different parts
of the
solar system.
Infrared images from the Keck and Gemini telescopes reveal three
giant planets orbiting counterclockwise around a young star, in a scaled - up version
of our
solar system.
The work could explain why the
planet has a relatively small heart, and paints a grisly picture
of the early
solar system, where massive, rocky «super-Earths» were snuffed out before they could grow into gas
giants.
Several teams are racing to spot
Planet Nine, a hypothetical giant planet in the outer reaches of the solar system, based on the way it may have shepherded six objects into clustered o
Planet Nine, a hypothetical
giant planet in the outer reaches of the solar system, based on the way it may have shepherded six objects into clustered o
planet in the outer reaches
of the
solar system, based on the way it may have shepherded six objects into clustered orbits.
Of the alien
solar systems we've spotted, many seem to have one intriguing thing in common:
giant gas
planets like Jupiter and Saturn orbiting very close to their parent star.
But there is a third type
of planet in our
solar system — part gas, part ice — and this is the first time anyone has spotted a twin for our so - called «ice
giant»
planets, Uranus and Neptune.
Lawrence Livermore scientists for the first time have experimentally re-created the conditions that exist deep inside
giant planets, such as Jupiter, Uranus and many
of the
planets recently discovered outside our
solar system.
Comet Wild - 2 used to orbit beyond the orbit
of Jupiter, but it made an unusually close approach to the
giant planet in September 1974 and got catapulted into the inner
solar system.
Scientists have recreated an elusive form
of the material that makes up much
of the
giant planets in our
solar system, and the sun.
GREEDY
GIANT Jupiter, seen in this Hubble Space Telescope image, might have once robbed the inner
solar system of planet - building material
Many
of the moons in the
solar system could have been spawned from
giant rings around
planets.
By using models
of how
planets shape a debris disc, the team found that «eccentric» versions
of the
giant planets in the outer
solar system could explain the observed properties
of the ring.
During the
solar system's infancy 4.5 billion years ago, they say, the
giant planet was knocked out
of the
planet - forming region near the sun.
Gladman speculates that the
giant outer
planets captured passing chunks
of rock or ice while the
solar system was forming.
Based on the distance from the central star and the distribution
of tiny dust grains, the baby
planet is thought to be an icy
giant, similar to Uranus and Neptune in our
Solar System.
«In a strange way, these
planets around a strange star more closely resemble our
solar system» than the scores
of giant planets found thus far around sunlike stars, he says.
Whizzing asteroids and comets have battered Earth and all the other solid bodies
of our
solar system over the eons, but the ethereal rings
of the
giant planets seemed immune.
Robotic spacecraft, such as Pioneer 10 and 11 and the Voyager probes, gave us our first close - ups
of the gas
giant planets in the outer
solar system.
«Jupiter is the oldest
planet of the
solar system, and its solid core formed well before the
solar nebula gas dissipated, consistent with the core accretion model for
giant planet formation.»
Their findings are in the new paper «Evidence for a Distant
Giant Planet in the
Solar System,» which is in the current issue
of the Astronomical Journal.
This work sheds light on the complex youth
of our
solar system, when the building blocks that formed the core
of giant planets and their satellites were tossed around or captured during the
giant planet migrations.
The McDonnell Distinguished Lecture this year will describe current understanding
of the formation
of the
solar system, particularly its mix
of rocky
planets, gas
giants and icy
planets.
Pluto and its largest moon Charon are already tidally locked, as well as many small moons
of the
giant planets in Earth's
solar system.
The formation
of this
system made
of a dual primary and a small moon is still a mystery, but they found the asteroid could be a captured Kuiper body product
of the reshuffling
of giant planets in our
solar system.
If you grew up knowing that there were nine
planets orbiting our sun and were a bit crushed when Pluto lost its status among those celestial bodies, there might be new hope for a nine - pack, as researchers are again putting forth the idea that a
giant planet might be lurking somewhere out there on the fringes
of our
Solar System.