Goal: To understand how Saturn formed and what its core is like
... as Trans-Neptunian Objects (TNOs). • These did not have enough time to form into a planet. ...
... as Trans-Neptunian Objects (TNOs). • These did not have enough time to form into a planet. ...
Solving the Mystery of Massive Star Birth
... As the cloud gets smaller, it gets clumpy. The clumps may eventually become so compact that they begin to heat up, growing hotter and hotter, until eventually they begin “burning” at their core. When the temperature at the core reaches a scorching 10 million degrees, the clump officially becomes a new ...
... As the cloud gets smaller, it gets clumpy. The clumps may eventually become so compact that they begin to heat up, growing hotter and hotter, until eventually they begin “burning” at their core. When the temperature at the core reaches a scorching 10 million degrees, the clump officially becomes a new ...
Planet formation - problems and future
... planets and yet be thin enough for the residual matter to be blown away by the Sun as its energy output increased. A consensus theory of planetary formation is now to hand based on the nebular hypothesis. It envisages the gradual accretion of planets, moons, and smaller objects, from cosmic dust gra ...
... planets and yet be thin enough for the residual matter to be blown away by the Sun as its energy output increased. A consensus theory of planetary formation is now to hand based on the nebular hypothesis. It envisages the gradual accretion of planets, moons, and smaller objects, from cosmic dust gra ...
COMETS, ASTEROIDS, AND METEORS
... of the gas and dust stream outward, forming a tail. The name “comet” means “long haired star” in Greek. Most comets have two tails, a gas tail and a dust tail. Both tails usually point away from the sun due to the force of solar wind from the sun. A comet’s tail can be more than 100 million kilomete ...
... of the gas and dust stream outward, forming a tail. The name “comet” means “long haired star” in Greek. Most comets have two tails, a gas tail and a dust tail. Both tails usually point away from the sun due to the force of solar wind from the sun. A comet’s tail can be more than 100 million kilomete ...
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... 6. True or false? All planets in the solar system have roughly the same chemical compositions in their atmospheres. A. True B. False ...
... 6. True or false? All planets in the solar system have roughly the same chemical compositions in their atmospheres. A. True B. False ...
The Solar System Song - Sing-A
... Now the planets they have satellites – but we just call them moons And comets made of rock and ice could be harbingers of doom Ast-er-oids are rocks and dust that are floating round the sun If gravity pulls them in to earth, a meteor they become. The Solar System, eight planets ‘round the sun Ro-tat ...
... Now the planets they have satellites – but we just call them moons And comets made of rock and ice could be harbingers of doom Ast-er-oids are rocks and dust that are floating round the sun If gravity pulls them in to earth, a meteor they become. The Solar System, eight planets ‘round the sun Ro-tat ...
Planetarium Field Guide 2015-2016 Third Grade
... How are the inner planets different than the outer planets? Program: “Nine Planets and Counting” The program takes students on a tour to explore the many objects that populate our solar system. The students will be able to examine each individual planet and move outside to see where the Earth fits i ...
... How are the inner planets different than the outer planets? Program: “Nine Planets and Counting” The program takes students on a tour to explore the many objects that populate our solar system. The students will be able to examine each individual planet and move outside to see where the Earth fits i ...
The Sun and the Origin of the Solar System
... Starting point: – A cloud of interstellar gas and dust, the "solar nebula“ – Most of it (98%) is hydrogen and helium, includes dust grains of heavier material, formed in previous generations of stars. ...
... Starting point: – A cloud of interstellar gas and dust, the "solar nebula“ – Most of it (98%) is hydrogen and helium, includes dust grains of heavier material, formed in previous generations of stars. ...
Overview of the Solar System AST 105
... Meteorites: Meteors that survive the atmosphere and land on the Earth. ...
... Meteorites: Meteors that survive the atmosphere and land on the Earth. ...
Minor Members of the Solar System
... A meteoroid is a small, solid particle that travels through space. A meteor is the luminous phenomenon observed when a meteoroid enters Earth’s atmosphere and burns up, popularly called a shooting star. A meteorite is any portion of a meteoroid that reaches Earth’s surface. ...
... A meteoroid is a small, solid particle that travels through space. A meteor is the luminous phenomenon observed when a meteoroid enters Earth’s atmosphere and burns up, popularly called a shooting star. A meteorite is any portion of a meteoroid that reaches Earth’s surface. ...
Solar System Origins
... All objects in the Solar System seem to have formed at nearly the same time, out of the same original cloud of gas and dust Radioactive dating of rocks from the Earth, Moon, and some asteroids suggests an age of about 4.5 billion yrs A similar age is found for the Sun based on current observat ...
... All objects in the Solar System seem to have formed at nearly the same time, out of the same original cloud of gas and dust Radioactive dating of rocks from the Earth, Moon, and some asteroids suggests an age of about 4.5 billion yrs A similar age is found for the Sun based on current observat ...
File
... The largest star discovered so far might be VY Canis Majoris. Astronomers are still debating its full size, but some observations suggest it could have a diameter 3000 times larger than that of the Sun. ...
... The largest star discovered so far might be VY Canis Majoris. Astronomers are still debating its full size, but some observations suggest it could have a diameter 3000 times larger than that of the Sun. ...
Slides
... forming what would later be the sun, while the rest flattened out into a “protoplanetary disc” with a diameter of 200 au, which would latter form the planets, moons and asteroids. The protoplanetary disc became thinner and thinner as the proto star pulled in more matter. Eventually particles in th ...
... forming what would later be the sun, while the rest flattened out into a “protoplanetary disc” with a diameter of 200 au, which would latter form the planets, moons and asteroids. The protoplanetary disc became thinner and thinner as the proto star pulled in more matter. Eventually particles in th ...
this PDF file
... rements, allows us to estimate the size. This is particularly important for Near Earth Asteroids, that can pose threats to the Earth. (ii) Polarimetry is also a very useful diagnostic tool for the planet atmospheres, providing unique information on their structure and the scattering properties of pa ...
... rements, allows us to estimate the size. This is particularly important for Near Earth Asteroids, that can pose threats to the Earth. (ii) Polarimetry is also a very useful diagnostic tool for the planet atmospheres, providing unique information on their structure and the scattering properties of pa ...
Class Notes for Monday, Feb 20th
... – Our star (Sun) and everything that orbits around it (planets, asteroids, comets, etc.) • Galaxy – Huge collection of stars bound together by gravity (the Sun is 1 star among 100400 billion stars in the Milky Way galaxy) • Universe – Everything (~100 billion galaxies) ...
... – Our star (Sun) and everything that orbits around it (planets, asteroids, comets, etc.) • Galaxy – Huge collection of stars bound together by gravity (the Sun is 1 star among 100400 billion stars in the Milky Way galaxy) • Universe – Everything (~100 billion galaxies) ...
The formation of the Solar System I. Stellar context
... -The youngest stars are buried inside 'cocoons' of gas/dust. -They are often interacting violently with their surroundings ...
... -The youngest stars are buried inside 'cocoons' of gas/dust. -They are often interacting violently with their surroundings ...
Geologic Time and Origins of the Earth
... Making the Earth 1 • Accretion acts over an extended area (the disk) and for a extended period of time • Solid grains condense out of the nebula’s gas – This is a chemistry process ...
... Making the Earth 1 • Accretion acts over an extended area (the disk) and for a extended period of time • Solid grains condense out of the nebula’s gas – This is a chemistry process ...
Conversations with the Earth
... • These Sun-like, habitable stars have just the right distance, constancy, and temperature to qualify in a forthcoming enlarged radio search. ...
... • These Sun-like, habitable stars have just the right distance, constancy, and temperature to qualify in a forthcoming enlarged radio search. ...
Lecture7
... This highly magnified image shows a microscopic dust grain that came from interplanetary space. It entered Earth’s upper atmosphere and was collected by a high-flying aircraft. Dust grains of this sort are abundant in star-forming regions like the Orion nebula. These tiny grains were also abundant i ...
... This highly magnified image shows a microscopic dust grain that came from interplanetary space. It entered Earth’s upper atmosphere and was collected by a high-flying aircraft. Dust grains of this sort are abundant in star-forming regions like the Orion nebula. These tiny grains were also abundant i ...
powerpoint version
... Black Holes If the mass of the core is more than about 3 solar masses the neutron degeneracy is overwhelmed and the core goes on collapsing. When the core diameter reaches the Schwarzschild radius (9 km for a 3 solar mass remnant) nothing, not even light, can escape. ...
... Black Holes If the mass of the core is more than about 3 solar masses the neutron degeneracy is overwhelmed and the core goes on collapsing. When the core diameter reaches the Schwarzschild radius (9 km for a 3 solar mass remnant) nothing, not even light, can escape. ...
The Sun and the Origin of the Solar System
... Starting point: – A cloud of interstellar gas and dust, the "solar nebula“ – Most of it (98%) is hydrogen and helium, includes dust grains of heavier material, formed in previous generations of stars. ...
... Starting point: – A cloud of interstellar gas and dust, the "solar nebula“ – Most of it (98%) is hydrogen and helium, includes dust grains of heavier material, formed in previous generations of stars. ...
Parallels: Proto-Planetary Disks and rings
... • 51 Pegasi b: The first planet around a star like the Sun. Astronomers found it using the Observatoire de Haute-Provence in France, a ground-based facility. This planet is also known as a “hot Jupiter” because it appears to be a very warm gas-giant-type world. • Kepler 186-f: the first Earth-size p ...
... • 51 Pegasi b: The first planet around a star like the Sun. Astronomers found it using the Observatoire de Haute-Provence in France, a ground-based facility. This planet is also known as a “hot Jupiter” because it appears to be a very warm gas-giant-type world. • Kepler 186-f: the first Earth-size p ...
Lecture7 - UCSB Physics
... Solar System Formation: the nebular hypothesis. The Sun: formed by gravitational contraction of the center of the nebula. ...
... Solar System Formation: the nebular hypothesis. The Sun: formed by gravitational contraction of the center of the nebula. ...
Orbital Geometry Notes
... The Solar System • Looking at the Solar System Data table, most of the planets have fairly circular orbits (low eccentricities) with the exception of Mercury. ...
... The Solar System • Looking at the Solar System Data table, most of the planets have fairly circular orbits (low eccentricities) with the exception of Mercury. ...