A noble record
... increasingly rich in helium and the heavier elements. The relative amount of elements heavier than helium in a star is described as its “metallicity” and is an expression of both star age and the number of stellar cycles the constituent matter has experienced. Further processing in stars produced in ...
... increasingly rich in helium and the heavier elements. The relative amount of elements heavier than helium in a star is described as its “metallicity” and is an expression of both star age and the number of stellar cycles the constituent matter has experienced. Further processing in stars produced in ...
Document
... density, better than ever before, but even the high-timeresolution observations did not show an atmosphere. ...
... density, better than ever before, but even the high-timeresolution observations did not show an atmosphere. ...
Today in Astronomy 111: asteroids, perturbations and orbital
... an object, such as the nearby passage of a planet, will add up if they are in phase with the orbital motion of the object. If there are out of phase, then the perturbations will cancel on average and there will be no net change in the orbit of the object. 4 October 2011 ...
... an object, such as the nearby passage of a planet, will add up if they are in phase with the orbital motion of the object. If there are out of phase, then the perturbations will cancel on average and there will be no net change in the orbit of the object. 4 October 2011 ...
Annotated Bibliography/Webliography Solar System
... decades of intense scientific investigation, planet hunters discovered the first alien solar system around a star like our own Sun. Since then, armed with new insight and technology, astronomers have been discovering planets at all exhilarating pace. Every day seems to bring us closer to finding an ...
... decades of intense scientific investigation, planet hunters discovered the first alien solar system around a star like our own Sun. Since then, armed with new insight and technology, astronomers have been discovering planets at all exhilarating pace. Every day seems to bring us closer to finding an ...
Theme 10.1 -- Leftovers: Comets
... Far away from the sun, however, the comet is completely inconspicuous and can be thought of as a “dirty snowball,” to use the phrase first introduced by astronomer Fred Whipple in the 1950s. The nucleus would be about 10 kilometres in diameter and consist of pebbles and small stones in a matrix of ...
... Far away from the sun, however, the comet is completely inconspicuous and can be thought of as a “dirty snowball,” to use the phrase first introduced by astronomer Fred Whipple in the 1950s. The nucleus would be about 10 kilometres in diameter and consist of pebbles and small stones in a matrix of ...
Solar System
... satellites, smaller objects (comets, asteroids) c) Path of a planet (orbit) is due to gravitational attraction between Sun and planet. Investigation and Experimentation 6. Scientific progress is made by asking meaningful questions and conducting careful investigations. As a basis for understanding t ...
... satellites, smaller objects (comets, asteroids) c) Path of a planet (orbit) is due to gravitational attraction between Sun and planet. Investigation and Experimentation 6. Scientific progress is made by asking meaningful questions and conducting careful investigations. As a basis for understanding t ...
8th grade Unit 3 Earth`s Place in the Universe
... 4th grade. Some students may need remedial instruction on the order and composition (gaseous or rocky) of the eight planets. Opportunities for these students to create mnemonic devices will assist them in gaining the foundational knowledge necessary to move forward. Students who demonstrate mastery ...
... 4th grade. Some students may need remedial instruction on the order and composition (gaseous or rocky) of the eight planets. Opportunities for these students to create mnemonic devices will assist them in gaining the foundational knowledge necessary to move forward. Students who demonstrate mastery ...
The Origin and History of the Solar System
... craters, the asteroids, planetary rings, and other observations. It is critically important in this study to pull together many different types of data. Catastrophes to be considered in this paper will be 1) an impact with a hypothetical tenth planet in the region of the asteroids, and 2) a debris c ...
... craters, the asteroids, planetary rings, and other observations. It is critically important in this study to pull together many different types of data. Catastrophes to be considered in this paper will be 1) an impact with a hypothetical tenth planet in the region of the asteroids, and 2) a debris c ...
Comets - Helios
... Comets are generally named after their discoverers, e. g. Comet Hale-Bopp More and more comets are being found by automated ...
... Comets are generally named after their discoverers, e. g. Comet Hale-Bopp More and more comets are being found by automated ...
NASA`s Juno Mission to Remain in Current Orbit at Jupiter
... 6 p.m., Friday, February 17 - Replay of the “What’s On-Board” Science Briefing for CRS-10 Mission (all channels) 4 a.m., Saturday, February 18 - Replay of the “What’s On-Board” Science Briefing for CRS-10 Mission (all channels) 5:30 a.m., Saturday, February 18 - Replay of the Prelaunch News Conferen ...
... 6 p.m., Friday, February 17 - Replay of the “What’s On-Board” Science Briefing for CRS-10 Mission (all channels) 4 a.m., Saturday, February 18 - Replay of the “What’s On-Board” Science Briefing for CRS-10 Mission (all channels) 5:30 a.m., Saturday, February 18 - Replay of the Prelaunch News Conferen ...
ISS Sighting Opportunities
... · With even a small telescope, you can watch Jupiter's moon Io disappear into eclipse by Jupiter's shadow around 12:04 a.m. Tuesday morning Eastern Daylight Time. Io will be barely off the planet's western limb. · Tuesday, Sept. 27 · Sometime between about 8:30 and 10 p.m., depending on where you li ...
... · With even a small telescope, you can watch Jupiter's moon Io disappear into eclipse by Jupiter's shadow around 12:04 a.m. Tuesday morning Eastern Daylight Time. Io will be barely off the planet's western limb. · Tuesday, Sept. 27 · Sometime between about 8:30 and 10 p.m., depending on where you li ...
ppt
... • Testing models of planetary accretion allows us to assess source of materials, including volatiles, to the Earth • Energetic large impact might have substantially devolatilized growing Earth, implying that water and other volatiles came after the Moon formed • Lunar studies essential part of the p ...
... • Testing models of planetary accretion allows us to assess source of materials, including volatiles, to the Earth • Energetic large impact might have substantially devolatilized growing Earth, implying that water and other volatiles came after the Moon formed • Lunar studies essential part of the p ...
Programme 16
... questions on their origins. Their orbits are chaotic and their life time indeed is shorter than the age of the Solar System. This short time scale is at variance with the almost constant craterization rate during the last 3.8 billion years. One or more sources must then exist capable of maintaining ...
... questions on their origins. Their orbits are chaotic and their life time indeed is shorter than the age of the Solar System. This short time scale is at variance with the almost constant craterization rate during the last 3.8 billion years. One or more sources must then exist capable of maintaining ...
Intro to Solar System
... 90% iron, 9% nickel high density, melted appearance low density silicates similar to Earth’s crust chondrules - silicate spheres ...
... 90% iron, 9% nickel high density, melted appearance low density silicates similar to Earth’s crust chondrules - silicate spheres ...
Chronometry of Meteorites and the Formation of the Earth and Moon
... were pre-differentiated into mantle and core. Assessing the degree of equilibration during Earth’s core formation thus requires an understanding of what had happened to the cores of accreted bodies during their descent through Earth’s mantle. Efficient equilibration would have occurred if the impact ...
... were pre-differentiated into mantle and core. Assessing the degree of equilibration during Earth’s core formation thus requires an understanding of what had happened to the cores of accreted bodies during their descent through Earth’s mantle. Efficient equilibration would have occurred if the impact ...
space stuff - Science PowerPoints
... Astronomy Review Game II – Inner Planetary Topics NAME THAT BY SIGHT ...
... Astronomy Review Game II – Inner Planetary Topics NAME THAT BY SIGHT ...
Stratigraphy and composition of lava flows in Mare Nubium
... Jupiter does. If internal oceans are common in such moons, there could be many more abodes for life than just the surfaces of planets like Earth. ...
... Jupiter does. If internal oceans are common in such moons, there could be many more abodes for life than just the surfaces of planets like Earth. ...
3. Meteorites and Asteroids
... and other inclusions that formed at very high temperatures. Carbonaceous meteorites have low densities, about 2.3 g/cm3. Such meteorites, and other materials with approximately the same composition, are undifferentiated. They have not undergone any process, like melting, that segregates elements bec ...
... and other inclusions that formed at very high temperatures. Carbonaceous meteorites have low densities, about 2.3 g/cm3. Such meteorites, and other materials with approximately the same composition, are undifferentiated. They have not undergone any process, like melting, that segregates elements bec ...
Ocean-like water in the Jupiter
... deuterium-to-hydrogen ratio (D/H) of (1.558 6 0.001) 3 1024, has been a subject of debate. The similarity of Earth’s bulk composition to that of meteorites known as enstatite chondrites1 suggests a dry proto-Earth2 with subsequent delivery of volatiles3 by local accretion4 or impacts of asteroids or ...
... deuterium-to-hydrogen ratio (D/H) of (1.558 6 0.001) 3 1024, has been a subject of debate. The similarity of Earth’s bulk composition to that of meteorites known as enstatite chondrites1 suggests a dry proto-Earth2 with subsequent delivery of volatiles3 by local accretion4 or impacts of asteroids or ...
What Can You See With a Telescope
... Objective – Describe the history of asteroid discovery and how technology was used to learn about the asteroids. ...
... Objective – Describe the history of asteroid discovery and how technology was used to learn about the asteroids. ...
Lecture 1 & 2 Introduction and Origins – Chapter 1 & 2
... Origins - Chapter 2 Origin of the Solar System and the Earth Our galaxy is ~12.5 billion years old Our solar system is ~4.6 billion years -- the remnants of a supernova; -- all material is derived from “planetesimals” formed by the coalescence of dust and small bodies; ...
... Origins - Chapter 2 Origin of the Solar System and the Earth Our galaxy is ~12.5 billion years old Our solar system is ~4.6 billion years -- the remnants of a supernova; -- all material is derived from “planetesimals” formed by the coalescence of dust and small bodies; ...
The Moon - DTFizzix
... right, while at (B) it is to the left. Thus, from the Earth, we always see the same side of the Moon even though it turns on its axis. To help see that the Moon rotates even though it keeps the same face toward the Earth, put a coin on the figure of the Moon and move it around the Earth so that the ...
... right, while at (B) it is to the left. Thus, from the Earth, we always see the same side of the Moon even though it turns on its axis. To help see that the Moon rotates even though it keeps the same face toward the Earth, put a coin on the figure of the Moon and move it around the Earth so that the ...
Zoom Astronomy is a comprehensive on
... atmospheric pressure is only about 1 x 10-9 millibars; this is a tiny fraction (about 2 trillionths) of the atmospheric pressure on Earth. Since the atmosphere is so slight, the sky would appear pitch black (except for the sun, stars, and other planets, when visible), even during the day. Also, ther ...
... atmospheric pressure is only about 1 x 10-9 millibars; this is a tiny fraction (about 2 trillionths) of the atmospheric pressure on Earth. Since the atmosphere is so slight, the sky would appear pitch black (except for the sun, stars, and other planets, when visible), even during the day. Also, ther ...