Unit 1
... • Photons traveling away from a massive object will experience a gravitational redshift. – Their frequency will be shifted toward the red end of the ...
... • Photons traveling away from a massive object will experience a gravitational redshift. – Their frequency will be shifted toward the red end of the ...
Word - El Camino College
... image). The planet has about 5 times Jupiter’s mass, well within the range of being a planet and way too low to be even a brown dwarf, let alone a star. It orbits the star at about 1.5 times the distance Pluto orbits from the Sun. The two are close by as these things go: just 70 parsecs (230 light y ...
... image). The planet has about 5 times Jupiter’s mass, well within the range of being a planet and way too low to be even a brown dwarf, let alone a star. It orbits the star at about 1.5 times the distance Pluto orbits from the Sun. The two are close by as these things go: just 70 parsecs (230 light y ...
Physics@Brock - Brock University
... 1. During May the constellation Cancer is visible near the Western Horizon. However in June the Cancer is no longer visible in the night sky. The reason for that is that (a) the Earth is spinning about North-South axis. (b) the Earth is revolving around the Sun. (c) the Earth has rotational axis tip ...
... 1. During May the constellation Cancer is visible near the Western Horizon. However in June the Cancer is no longer visible in the night sky. The reason for that is that (a) the Earth is spinning about North-South axis. (b) the Earth is revolving around the Sun. (c) the Earth has rotational axis tip ...
pdf file with complementary illustrations / animations
... In our Solar System, small rocky planets like the Earth are found near the Sun, whereas gas giants like Jupiter and Saturn orbit much further out. « The discovery in 1995 of a giant planet flying very close to its host star took us by surprise and revolutionized the field » recalls Claire Moutou, CN ...
... In our Solar System, small rocky planets like the Earth are found near the Sun, whereas gas giants like Jupiter and Saturn orbit much further out. « The discovery in 1995 of a giant planet flying very close to its host star took us by surprise and revolutionized the field » recalls Claire Moutou, CN ...
The Death of a Low Mass Star
... Evolution of a sun-like star post heliumflash – The star moves onto the horizontal branch of the Hertzprung-Russell diagram ...
... Evolution of a sun-like star post heliumflash – The star moves onto the horizontal branch of the Hertzprung-Russell diagram ...
Weather in stellar atmosphere: The dynamics of mercury clouds in α
... patterns of the low-mass solar-type stars and massive early-type objects, an undeniable and seemingly universal link between the presence of magnetic fields and the surface structure formation exists in both groups of stars. A series of recent studies has challenged this picture. A small group of la ...
... patterns of the low-mass solar-type stars and massive early-type objects, an undeniable and seemingly universal link between the presence of magnetic fields and the surface structure formation exists in both groups of stars. A series of recent studies has challenged this picture. A small group of la ...
1_Introduction
... Stars in the solar neighborhood move randomly at speeds of about 40 km/sec relative to the Sun. But… Is it useful to think of stars’ velocity relative to the Sun? ...
... Stars in the solar neighborhood move randomly at speeds of about 40 km/sec relative to the Sun. But… Is it useful to think of stars’ velocity relative to the Sun? ...
Lecture2
... becomes two dimensional due to our perspective on Earth. The north and south pole of the Earth extend out to the north and south celestial poles The equator of the Earth extends out to the celestial ...
... becomes two dimensional due to our perspective on Earth. The north and south pole of the Earth extend out to the north and south celestial poles The equator of the Earth extends out to the celestial ...
Document
... “He was one of the finest people I have ever known…but he didn’t really understand physics because, during the eclipse of 1919 he stayed up all night to see if it would confirm the bending of light by the gravitational field. If he had really understood general relativity he would have gone to bed t ...
... “He was one of the finest people I have ever known…but he didn’t really understand physics because, during the eclipse of 1919 he stayed up all night to see if it would confirm the bending of light by the gravitational field. If he had really understood general relativity he would have gone to bed t ...
05spectralclasses
... (implied large radius) giants • Some are very underluminous for their class white dwarfs ...
... (implied large radius) giants • Some are very underluminous for their class white dwarfs ...
The GAIA astrometric survey of extra
... With the current payload design [19], the range of planetary masses between 1 Earth-mass and a few Earth-masses (Neptune-class planets) will only be marginally accessible to GAIA’s all-sky survey. Its astrometric accuracy will be sufficient to address the issue of their existence only around a handf ...
... With the current payload design [19], the range of planetary masses between 1 Earth-mass and a few Earth-masses (Neptune-class planets) will only be marginally accessible to GAIA’s all-sky survey. Its astrometric accuracy will be sufficient to address the issue of their existence only around a handf ...
The Helix Nebula • NGC 7293
... tentacles have been observed from ground-based telescopes for decades, but never have they been seen in such detail. They may actually lie in a disk encircling the hot star. The Helix, located 650 light-years away, is one of the closest planetary nebulae to Earth. This glowing gas cloud appears very ...
... tentacles have been observed from ground-based telescopes for decades, but never have they been seen in such detail. They may actually lie in a disk encircling the hot star. The Helix, located 650 light-years away, is one of the closest planetary nebulae to Earth. This glowing gas cloud appears very ...
Bang To Sol - Transcript
... Four point six billion years ago, our solar system started to form about two thirds of the way out on one of the spiral arms of the Milky Way. Our sun and its planets condensed under the pressure of gravity until the sun was hot and dense enough to light its own nuclear fires. The inner planets are ...
... Four point six billion years ago, our solar system started to form about two thirds of the way out on one of the spiral arms of the Milky Way. Our sun and its planets condensed under the pressure of gravity until the sun was hot and dense enough to light its own nuclear fires. The inner planets are ...
LT telescope proposal (2011a)
... large spotted areas that change on time-scales of weeks and rotate with the star in an out of the view. The most outstanding example and best investigated case to date is CoRoT-2, an active star by all standards whose light curve is dominated by activity that is strongly modulated by the stellar rot ...
... large spotted areas that change on time-scales of weeks and rotate with the star in an out of the view. The most outstanding example and best investigated case to date is CoRoT-2, an active star by all standards whose light curve is dominated by activity that is strongly modulated by the stellar rot ...
Here - ECASD
... across the center of the sky called the Milky Way was not a cloud but a collection of countless stars. Edwin Hubble, worked on very enormous telescopes and so the telescope pictured here was named after him. This Hubble telescope, is the first telescope to be placed in space. Because it was launched ...
... across the center of the sky called the Milky Way was not a cloud but a collection of countless stars. Edwin Hubble, worked on very enormous telescopes and so the telescope pictured here was named after him. This Hubble telescope, is the first telescope to be placed in space. Because it was launched ...
Star Birth: The Formation of Stars Jonathan Rowles
... A star is a luminous ball of gas. They produce energy by the nuclear fusion of hydrogen to form helium. They range in size from 0.08 times the mass of the Sun to up to 120 Solar masses. They can have lifetimes ranging from a few million years to the age of the universe. ...
... A star is a luminous ball of gas. They produce energy by the nuclear fusion of hydrogen to form helium. They range in size from 0.08 times the mass of the Sun to up to 120 Solar masses. They can have lifetimes ranging from a few million years to the age of the universe. ...
Distance, Size, and Temperature of a Star
... Because blue stars are large, and compact, they burn their fuel quickly, which gives them a very high temperature. These stars often run out of fuel in only 10,000 - 100,000 years. A blue giant is very bright. Like a lighthouse, they shine across a great distance. Even though blue giant stars are ra ...
... Because blue stars are large, and compact, they burn their fuel quickly, which gives them a very high temperature. These stars often run out of fuel in only 10,000 - 100,000 years. A blue giant is very bright. Like a lighthouse, they shine across a great distance. Even though blue giant stars are ra ...
Star Classification and its Connection to Exoplanets.
... located 464 extrasolar planets (exoplanet.eu). So, how do astronomers locate these planets? Although the methods may not seem easy or simple, many amateur astronomers could pick up a good telescope, study a particular star, and find the presence of an exoplanet. The three main methods utilized are r ...
... located 464 extrasolar planets (exoplanet.eu). So, how do astronomers locate these planets? Although the methods may not seem easy or simple, many amateur astronomers could pick up a good telescope, study a particular star, and find the presence of an exoplanet. The three main methods utilized are r ...
Stars - WhatisOutThere
... helium. These are the two lightest elements. They shine by burning the hydrogen into helium in their cores, then later in life they create heavier elements. Most stars have heavy elements, like carbon, nitrogen, oxygen and iron but only small amounts. These elements came from the stars that existed ...
... helium. These are the two lightest elements. They shine by burning the hydrogen into helium in their cores, then later in life they create heavier elements. Most stars have heavy elements, like carbon, nitrogen, oxygen and iron but only small amounts. These elements came from the stars that existed ...