Difference between revisions of "Major asteroids"
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==Ceres== | ==Ceres== | ||
| − | [[Image:Ceres.jpg]]<br /><sub>Hubble.org Photo</sub> | + | [[Image:Ceres.jpg]]<br /><sub>Hubble.org Photo</sub> |
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'''Ceres''' was the first asteroid to be discovered and it is also the largest. It has not been visited by spacecraft but it has been observed by the [[Hubble Space Telescope]]. Ceres is approximately 590 miles (950 kilometers) across and was first discovered in 1801.<ref>http://hubblesite.org/newscenter/archive/releases/2005/27/image/d/</ref> | '''Ceres''' was the first asteroid to be discovered and it is also the largest. It has not been visited by spacecraft but it has been observed by the [[Hubble Space Telescope]]. Ceres is approximately 590 miles (950 kilometers) across and was first discovered in 1801.<ref>http://hubblesite.org/newscenter/archive/releases/2005/27/image/d/</ref> | ||
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==Pallas== | ==Pallas== | ||
[[Image:Pallas.jpg]]<br /><sub><ref>http://www.planetary.org/image/asteroid_pallas_adler.jpg</ref></sub><br /> | [[Image:Pallas.jpg]]<br /><sub><ref>http://www.planetary.org/image/asteroid_pallas_adler.jpg</ref></sub><br /> | ||
| − | '''Pallas''' is the second largest asteroid. It was found and named by astronomer Heinrich Wilhelm Matthäus Olbers on March 28, 1802.<ref>http://www.answers.com/topic/2-pallas</ref> It has a diameter of | + | '''Pallas''' is the second largest asteroid. It was found and named by astronomer Heinrich Wilhelm Matthäus Olbers on March 28, 1802.<ref>http://www.answers.com/topic/2-pallas</ref> It has a diameter of 532 km <ref>http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2;orb=0;cov=0#phys_par</ref> |
==Vesta== | ==Vesta== | ||
| − | [[Image:Vesta.jpg]]<br /><sub>Hubble.org Photo</sub> | + | [[Image:Vesta.jpg]]<br /><sub>Hubble.org Photo</sub> |
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'''Vesta''' was the fourth asteroid to be discovered and has a diameter of 525 kilometers (326 miles) and is smaller than the state of Arizona. It rotates about its axis in 5.34 hours.<ref>http://www.solarviews.com/eng/vesta.htm</ref> | '''Vesta''' was the fourth asteroid to be discovered and has a diameter of 525 kilometers (326 miles) and is smaller than the state of Arizona. It rotates about its axis in 5.34 hours.<ref>http://www.solarviews.com/eng/vesta.htm</ref> | ||
==433 Eros== | ==433 Eros== | ||
| − | [[Image:433Eros.jpg]]<br /><sub>NASA/ JHU APL photo</sub><br /><sub>Asteroid 433 Eros</sub> | + | [[Image:433Eros.jpg]]<br /><sub>NASA/ JHU APL photo</sub><br /><sub>Asteroid 433 Eros</sub> |
| − | '''433 Eros''' is the second largest known [[Near Earth Asteroid]]. It has a diameter of 16.84 km<ref>http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=433%20eros;orb=0;cov=0#phys_par</ref> and it was discovered on August | + | |
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| + | '''433 Eros''' is the second largest known [[Near Earth Asteroid]]. It has a diameter of 16.84 km<ref>http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=433%20eros;orb=0;cov=0#phys_par</ref> and it was discovered on August 13, 1898 by Schreiben von Herrn G. Witt. | ||
==617 Patroclus== | ==617 Patroclus== | ||
[[Image:Patroclus.jpg]]<br /><sub><ref>http://www.planetary.org/image/patroclus_menoetius_keck.jpg</ref></sub><br /> | [[Image:Patroclus.jpg]]<br /><sub><ref>http://www.planetary.org/image/patroclus_menoetius_keck.jpg</ref></sub><br /> | ||
| − | '''617 Patroclus''' was discovered on October | + | '''617 Patroclus''' was discovered on October 17, 1906 by A. Kopff from [[Heidelberg]], Germany. It is 76 miles (122 km) in size.<ref>http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html</ref> |
| − | Its companion object '''Menoetius''' was discovered on September | + | Its companion object '''Menoetius''' was discovered on September 22, 2001 by William J. Merline, Laird M. Close, N. Siegler, D. Potter, C. R. Chapman, C. Dumas, F. Menard, and D. C. Slater using the Gemini North adaptive optics telescope at Mauna Kea, Hawaii.<ref>http://www.johnstonsarchive.net/astro/astmoons/am-00617.html</ref> It's nearly as large as 617 Patroclus almost 70 miles (112 kilometers) in size.<ref>http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html</ref> |
| − | Patroclus and Menoetius circle each other every 4.3 days at a distance of 680 kilometers. <ref>http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html</ref> | + | Patroclus and Menoetius circle each other every 4.3 days at a distance of 680 kilometers.<ref>http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html</ref> |
==1036 Ganymede== | ==1036 Ganymede== | ||
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==Image Copyright info== | ==Image Copyright info== | ||
| − | [ | + | [http://hubblesite.org/copyright/ Hubble Site Copyright] |
{{solarsystem}} | {{solarsystem}} | ||
| − | [[ | + | [[Category:Astronomy]] |
Revision as of 15:38, July 13, 2016
Earth's solar system has several major asteroids, most of which can be found in the asteroid belt between Mars and Jupiter.
A list of notable asteroids are below:
Contents
Ceres
Hubble.org Photo
Ceres was the first asteroid to be discovered and it is also the largest. It has not been visited by spacecraft but it has been observed by the Hubble Space Telescope. Ceres is approximately 590 miles (950 kilometers) across and was first discovered in 1801.[1]
Pallas
[2]
Pallas is the second largest asteroid. It was found and named by astronomer Heinrich Wilhelm Matthäus Olbers on March 28, 1802.[3] It has a diameter of 532 km [4]
Vesta
Hubble.org Photo
Vesta was the fourth asteroid to be discovered and has a diameter of 525 kilometers (326 miles) and is smaller than the state of Arizona. It rotates about its axis in 5.34 hours.[5]
433 Eros
NASA/ JHU APL photo
Asteroid 433 Eros
433 Eros is the second largest known Near Earth Asteroid. It has a diameter of 16.84 km[6] and it was discovered on August 13, 1898 by Schreiben von Herrn G. Witt.
617 Patroclus
[7]
617 Patroclus was discovered on October 17, 1906 by A. Kopff from Heidelberg, Germany. It is 76 miles (122 km) in size.[8]
Its companion object Menoetius was discovered on September 22, 2001 by William J. Merline, Laird M. Close, N. Siegler, D. Potter, C. R. Chapman, C. Dumas, F. Menard, and D. C. Slater using the Gemini North adaptive optics telescope at Mauna Kea, Hawaii.[9] It's nearly as large as 617 Patroclus almost 70 miles (112 kilometers) in size.[10]
Patroclus and Menoetius circle each other every 4.3 days at a distance of 680 kilometers.[11]
1036 Ganymede
Hubble.org Photo
The largest of the near earth objects 1036 Ganymede has an estimated diameter of about 25 miles(41 kilometers).
References
- ↑ http://hubblesite.org/newscenter/archive/releases/2005/27/image/d/
- ↑ http://www.planetary.org/image/asteroid_pallas_adler.jpg
- ↑ http://www.answers.com/topic/2-pallas
- ↑ http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2;orb=0;cov=0#phys_par
- ↑ http://www.solarviews.com/eng/vesta.htm
- ↑ http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=433%20eros;orb=0;cov=0#phys_par
- ↑ http://www.planetary.org/image/patroclus_menoetius_keck.jpg
- ↑ http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html
- ↑ http://www.johnstonsarchive.net/astro/astmoons/am-00617.html
- ↑ http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html
- ↑ http://www.planetary.org/explore/topics/near_earth_objects/asteroids_and_comets/patroclus.html
Image Copyright info
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