From Big bang to lives on planets
... e.g. the European COROT satellite and the US KEPLER mission. ...
... e.g. the European COROT satellite and the US KEPLER mission. ...
Explorations of the Universe
... Number of Intelligent Civilizations = Number of Stars in the Galaxy (400 billion) x Fraction of Stars with Planets (1/4?) x Number of suitable planets per star (2?) x Fraction of planets where life appears (1/2??) x Fraction of planets with intelligence (???) x Fraction of planets with technology (? ...
... Number of Intelligent Civilizations = Number of Stars in the Galaxy (400 billion) x Fraction of Stars with Planets (1/4?) x Number of suitable planets per star (2?) x Fraction of planets where life appears (1/2??) x Fraction of planets with intelligence (???) x Fraction of planets with technology (? ...
PHYS 390 Lecture 6 - A tour of the planets 6 - 1 Lecture 6
... Jupiter’s, a mass of 0.7 Jupiter’s (density = 300-500 kg/m3) but an orbital radius of 0.047 AU, astonishingly small. The mass distribution is (2008 data from http://exoplanet.eu) 0 - 2 Jupiter masses: 63% 2 - 4 Jupiter masses: 17% 4 - 6 Jupiter masses: 7% Issues: • The conventional model of our sola ...
... Jupiter’s, a mass of 0.7 Jupiter’s (density = 300-500 kg/m3) but an orbital radius of 0.047 AU, astonishingly small. The mass distribution is (2008 data from http://exoplanet.eu) 0 - 2 Jupiter masses: 63% 2 - 4 Jupiter masses: 17% 4 - 6 Jupiter masses: 7% Issues: • The conventional model of our sola ...
Our Solar System
... •A rough rule that predicts the spacing of the planets in the Solar System •To find the mean distances of the planets, beginning with the following simple sequence of numbers: ...
... •A rough rule that predicts the spacing of the planets in the Solar System •To find the mean distances of the planets, beginning with the following simple sequence of numbers: ...
Phys 214. Planets and Life
... We expect to find many planetary systems with terrestrial and jovian planets laid out the same. However, most of the extrasolar planetary systems discovered to date are quite different than our own solar system: - jovian planets found close to their parent stars. - planets orbit closer to their star ...
... We expect to find many planetary systems with terrestrial and jovian planets laid out the same. However, most of the extrasolar planetary systems discovered to date are quite different than our own solar system: - jovian planets found close to their parent stars. - planets orbit closer to their star ...
Counting Comets
... for billions of years, in this case 4.5 billion (the age of the solar system), the work required a large number of processors. Quinn said that Condor’s work-sharing architecture made it perfectly suited for this research. ...
... for billions of years, in this case 4.5 billion (the age of the solar system), the work required a large number of processors. Quinn said that Condor’s work-sharing architecture made it perfectly suited for this research. ...
Slide 1
... Hot Jupiters modify our solar system theories If hot Jupiters did not form where they are seen today, it is possible their orbits shifted? Density wave braking Gravitational effects from the planetary disk. This would work on planets that formed early, when the proto-planetary disk was still thick, ...
... Hot Jupiters modify our solar system theories If hot Jupiters did not form where they are seen today, it is possible their orbits shifted? Density wave braking Gravitational effects from the planetary disk. This would work on planets that formed early, when the proto-planetary disk was still thick, ...
How do we know how the Solar System is
... Copernicus, a Polish astronomer, suggested a dramatically different model of the Solar System, a heliocentric model, with the Sun at the center Copernicus preserved the idea that planets orbited in circular orbits around the Sun, however. Big debate ensued, between geocentric and heliocentric mode ...
... Copernicus, a Polish astronomer, suggested a dramatically different model of the Solar System, a heliocentric model, with the Sun at the center Copernicus preserved the idea that planets orbited in circular orbits around the Sun, however. Big debate ensued, between geocentric and heliocentric mode ...
The Origin of the Solar System
... Current detection methods are not sensitive enough to detect Earth-like planets around other stars, but orbiting telescopes of new generation should be able to find them in the next 10-15 years ...
... Current detection methods are not sensitive enough to detect Earth-like planets around other stars, but orbiting telescopes of new generation should be able to find them in the next 10-15 years ...
ALUMINIUM-26 IN THE EARLY SOLAR SYSTEM : A PROBABILITY
... Fe (T1/2 = 2.6 Myr) in the early Solar System [1] have helped for some time to answer that important question [2]. Because in a large cluster dynamical encounters are more frequent and disruptive than in a small one, the dynamically cold orbital distribution of giant planets and the mere existence o ...
... Fe (T1/2 = 2.6 Myr) in the early Solar System [1] have helped for some time to answer that important question [2]. Because in a large cluster dynamical encounters are more frequent and disruptive than in a small one, the dynamically cold orbital distribution of giant planets and the mere existence o ...
14 The Interstellar Medium and Star Formation
... Dust grains are known to be elongated, rather than spherical, because they polarize light passing through them. They also may be slightly conductive because they polarize and rotate radio waves. ...
... Dust grains are known to be elongated, rather than spherical, because they polarize light passing through them. They also may be slightly conductive because they polarize and rotate radio waves. ...
Chapter 11 Review
... An astronomical unit (AU) is the average distance between Earth and the Sun. Explain why the distances between bodies in the solar system are measured using AUs. 12. Compare and contrast the following terms. (a) planet and solar system (b) rotation and revolution (c) comets and asteroids ...
... An astronomical unit (AU) is the average distance between Earth and the Sun. Explain why the distances between bodies in the solar system are measured using AUs. 12. Compare and contrast the following terms. (a) planet and solar system (b) rotation and revolution (c) comets and asteroids ...
Chapter-3-Section-1-p.-64-67-Cornell
... pressure can be upset if two nebulas collide or a nearby star explodes o Globules form and contract, collapse inward, and the temperature rises and stars begin to form ...
... pressure can be upset if two nebulas collide or a nearby star explodes o Globules form and contract, collapse inward, and the temperature rises and stars begin to form ...
What theories account for the origin of the solar system?
... live on an astronomical body, Earth, and it is time to find out how Earth is connected to the story of the stars. As you explore our solar system, you will find answers to four essential questions: • What theories account for the origin of the solar ...
... live on an astronomical body, Earth, and it is time to find out how Earth is connected to the story of the stars. As you explore our solar system, you will find answers to four essential questions: • What theories account for the origin of the solar ...
PDF
... and Oxygen are produced mostly within massive stars that later on in their lives deliver these elements to the interstellar medium through mechanisms like supernova explosions or strong stellar winds that expel the stars’ outer layers forming the so-called planetary nebulas (a misnomer since these h ...
... and Oxygen are produced mostly within massive stars that later on in their lives deliver these elements to the interstellar medium through mechanisms like supernova explosions or strong stellar winds that expel the stars’ outer layers forming the so-called planetary nebulas (a misnomer since these h ...
Extra-Solar Planets
... Neptune. In the 1990’s, these satellites passed the orbit of Pluto, and both will eventually reach nearby stars (in ~ 25,000 years). ...
... Neptune. In the 1990’s, these satellites passed the orbit of Pluto, and both will eventually reach nearby stars (in ~ 25,000 years). ...
Meteors and Comets
... What are comets made of? Where in space are comets formed? What is the MOST famous comet? How often does this comet pass by Earth? How are meteor showers formed? What is a meteor? How are comets and meteors DIFFERENT? What are the three main types of meteorites? Where do most meteorites fall on Eart ...
... What are comets made of? Where in space are comets formed? What is the MOST famous comet? How often does this comet pass by Earth? How are meteor showers formed? What is a meteor? How are comets and meteors DIFFERENT? What are the three main types of meteorites? Where do most meteorites fall on Eart ...
Meteors and Comets
... Scientists try to predict when comets will come too close to Earth Sometimes comets collide with planets and their moons Haley’s Comet is the most famous comet, it passes by Earth every 76 years – the last time it passed by Earth was in 1986 When Earth crosses the path of a comet, leftover dust and ...
... Scientists try to predict when comets will come too close to Earth Sometimes comets collide with planets and their moons Haley’s Comet is the most famous comet, it passes by Earth every 76 years – the last time it passed by Earth was in 1986 When Earth crosses the path of a comet, leftover dust and ...
Summary of the Presentation
... (assuming a constant production rate) eliminating 2/3 as being too young, the value of R was estimated to be ~85,000 suitable stars per billion cubic light years. Of the stars examined for planets, planets have been found around only ~12%. As the ability to detect small planets improves, a larger pe ...
... (assuming a constant production rate) eliminating 2/3 as being too young, the value of R was estimated to be ~85,000 suitable stars per billion cubic light years. Of the stars examined for planets, planets have been found around only ~12%. As the ability to detect small planets improves, a larger pe ...
solar system form
... much later by stars and are cast into space when stars die. By mass, 98% of the observed matter in the universe is hydrogen and helium. The solar system formed 4.6 billion years ago from a swirling, disk-shaped cloud of gas, ice, and dust, called the solar nebula. The four inner planets formed throu ...
... much later by stars and are cast into space when stars die. By mass, 98% of the observed matter in the universe is hydrogen and helium. The solar system formed 4.6 billion years ago from a swirling, disk-shaped cloud of gas, ice, and dust, called the solar nebula. The four inner planets formed throu ...
Unit 3: Understanding the Universe
... Enduring Understandings The solar system contains planets, dwarf planets, comets, asteroids, and other small solar system bodies. ...
... Enduring Understandings The solar system contains planets, dwarf planets, comets, asteroids, and other small solar system bodies. ...
Our Solar System - sci9sage-wmci
... oldest ones were dated at 4.56 billion years old. Since Earth would have formed at the same time as the asteroids did, researchers have used this asteroid-dating technique to date Earth. As it took time for the asteroids to form, the Sun and solar system are currently estimated to be about 5 billion ...
... oldest ones were dated at 4.56 billion years old. Since Earth would have formed at the same time as the asteroids did, researchers have used this asteroid-dating technique to date Earth. As it took time for the asteroids to form, the Sun and solar system are currently estimated to be about 5 billion ...
Comets, Meteors and Asteroids - 6th Grade Science with Mrs. Voris
... than 300 kilometers across. At one time, scientists thought that asteroids were the remains of a shattered planet. However, the combined mass of all the asteroids is too small to support this idea. Scientists now hypothesize that the asteroids are leftover pieces of the early solar system that never ...
... than 300 kilometers across. At one time, scientists thought that asteroids were the remains of a shattered planet. However, the combined mass of all the asteroids is too small to support this idea. Scientists now hypothesize that the asteroids are leftover pieces of the early solar system that never ...