Astronomers find an oddball asteroid entirely inside the orbit of Venus
- smp
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Astronomers find an oddball asteroid entirely inside the orbit of Venus
From Ars Technica:
"Until now, scientists have theorized that Vatira asteroids might exist—those with orbits inside Venus—but had yet to find one. They would be difficult to observe because their orbits would bring them close to the Sun, leaving only a short window to find them in the dusk or dawn sky. And also because presumably they are quite rare due to the gravitational challenge of squeezing into a stable orbit so near the Sun."
https://arstechnica.com/science/2020/01 ... -of-venus/
I love Astronomy. A journey of discovery of cool and curious stuff.
smp
"Until now, scientists have theorized that Vatira asteroids might exist—those with orbits inside Venus—but had yet to find one. They would be difficult to observe because their orbits would bring them close to the Sun, leaving only a short window to find them in the dusk or dawn sky. And also because presumably they are quite rare due to the gravitational challenge of squeezing into a stable orbit so near the Sun."
https://arstechnica.com/science/2020/01 ... -of-venus/
I love Astronomy. A journey of discovery of cool and curious stuff.
smp
Stephen
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Local Club: New Hampshire Astronomical Society
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Telescopes: Questar 3.5 Standard SN 18-11421; Stellina (EAA)
Solar: Thousand Oaks white light filter; Daystar Quark (chromosphere) Hα filter
Mounts: Explore Scientific Twilight I; Majestic heavy duty tripod
Local Club: New Hampshire Astronomical Society
- Damien75
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Re: Astronomers find an oddball asteroid entirely inside the orbit of Venus
Could this be considered a moon of Venus?
- kt4hx
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Re: Astronomers find an oddball asteroid entirely inside the orbit of Venus
Not really because it does not orbit Venus and is not gravitationally bound to the planet. Rather it is bound to and orbits the Sun.
Alan
Scopes: Astro Sky 17.5 f/4.5 Dob || Apertura AD12 f/5 Dob || Zhumell Z10 f/4.9 Dob ||
ES AR127 f/6.5 || ES ED80 f/6 || Apertura 6" f/5 Newtonian
Mounts: ES Twilight-II and Twilight-I
EPs: AT 82° 28mm UWA || TV Ethos 100° 21mm and 13mm || Vixen LVW 65° 22mm ||
ES 82° 18mm || Pentax XW 70° 10mm, 7mm and 5mm || barlows
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"Astronomers, we look into the past to see our future." (me)
"Seeing is in some respect an art, which must be learnt." (William Herschel)
"What we know is a drop, what we don't know is an ocean." (Sir Isaac Newton)
"No good deed goes unpunished." (various)
“Some people without brains do an awful lot of talking, don't you think?” (Scarecrow, The Wonderful Wizard of Oz)
Scopes: Astro Sky 17.5 f/4.5 Dob || Apertura AD12 f/5 Dob || Zhumell Z10 f/4.9 Dob ||
ES AR127 f/6.5 || ES ED80 f/6 || Apertura 6" f/5 Newtonian
Mounts: ES Twilight-II and Twilight-I
EPs: AT 82° 28mm UWA || TV Ethos 100° 21mm and 13mm || Vixen LVW 65° 22mm ||
ES 82° 18mm || Pentax XW 70° 10mm, 7mm and 5mm || barlows
Filters (2 inch): DGM NPB || Orion Ultra Block, O-III and Sky Glow || Baader HaB
Primary Field Atlases: Uranometria All-Sky Edition and Interstellarum Deep Sky Atlas
---------------------------------------------------------------------------
"Astronomers, we look into the past to see our future." (me)
"Seeing is in some respect an art, which must be learnt." (William Herschel)
"What we know is a drop, what we don't know is an ocean." (Sir Isaac Newton)
"No good deed goes unpunished." (various)
“Some people without brains do an awful lot of talking, don't you think?” (Scarecrow, The Wonderful Wizard of Oz)
- Damien75
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