Philophrosyne is a natural satellite of Jupiter. ), the ancient Greek spirit of welcome, friendliness, and kindness, the daughter of Hephaestus and Aglaea and granddaughter of Zeus. The largest remaining chunk was named "Ananke," and the smaller pieces became the other 15 moons in the Ananke group. “There are many rules when it comes to how we name moons,” Scott Sheppard of the Carnegie Institution, who led that team that found the moons, says in a press release. Phillips Davis Her parents are Aglaea and Hephaestus. It is grey in color, and is the largest moon in the group. At a mean distance of about 14 million miles (22.6 million kilometers) from Jupiter, it takes about 690 Earth days to complete one orbit. Philophrosyne is, in Greek mythology, the personification of welcome and friendliness. Engineered 'Super Enzyme' Breaks Down Plastic, How Journalists Covered the Rise of Mussolini and Hitler, Fourteen Fun Facts About Love and Sex in the Animal Kingdom, Why Sweden’s Ancient Tradition of Calling Home the Herds Is Women’s Work, Nero, History's Most Despised Emperor, Gets a Makeover. “I was blown away by the enthusiastic response for this contest,” Sheppard says in the release. NASA's Lunar Flashlight, a briefcase-sized satellite, or CubeSat, will detect surface ice believed to be at the bottom of craters on the Moon that have never been exposed to sunlight.

Privacy Statement (So Moony McMoonface and Endor, sadly, did not make the cut.) There were plenty of Greek and Roman characters to pick from as well. For the moon of Jupiter, see, https://en.wikipedia.org/w/index.php?title=Philophrosyne&oldid=966817709, Creative Commons Attribution-ShareAlike License, This page was last edited on 9 July 2020, at 10:57. Par calcul, la masse de Ananké est estimée à environ 3,0×10 16 kg.. Photographs From the Last Quiet Places on Earth. Vote Now! The Next Full Moon is the Strawberry Moon, Mead Moon, Honey Moon, Vat Purnima, Poson Poya, and the LRO Moon. Researchers have designed an ambitious observing program that will conduct some of Webb's first scientific observations. It was recovered in 2017 and given its permanent designation that year. Her sisters were Euthenia, Eupheme, and Eucleia.Along with her sisters, she was regarded as a member of the younger Charites.According to the Orphic fragments, Philophrosyne was the daughter of Hephaestus and Aglaia. Well, Zeus really got around, so even an incomplete list has more than enough divine, semi-divine and mortal lovers and their children to keep Moony McMoonface off the table for a long time. Her sisters are Euthenia, Eucleia and Eupheme. Didymos B is getting an official name of its own: Dimorphos.

NASA Official: Caractéristiques physiques. According to the Orphic fragments, Philophrosyne was the daughter of Hephaestus and Aglaia. The Hubble image includes a new storm brewing on Jupiter, and a cousin of the famous Great Red Spot region gearing up to change color. Guiding that effort are NASA test directors, or NTDs. Is There a Hidden Drawing Beneath the 'Mona Lisa'? Geffcken, Johannes, The Last Days of Greco-Roman Paganism, … Philophrosyne is a member of the Ananke group, a family of Jovian satellites which have similar orbits and are therefore thought to have a common origin. Her sisters are Euthenia, Eucleia and Eupheme. Can Scientists Stop the Plague of the Spotted Lanternfly? The Moon will appear full from Wednesday morning through Saturday morning. NASA has taken the next steps toward building Space Launch System (SLS) solid rocket boosters for as many as six additional flights. There also will be a partial penumbral eclipse of the Moon. Overview. California Do Not Sell My Info Her parents are Aglaea and Hephaestus. At a mean distance of about 14 million miles (22.6 million kilometers) from Jupiter, it takes about 690 Earth days to complete one orbit. The next full Moon will be midday on Monday, August 3, 2020. This enhanced-color image from NASA’s Juno spacecraft captures the striking cloud bands of Jupiter’s southern latitudes. For the moon of Jupiter, see, https://en.wikipedia.org/w/index.php?title=Philophrosyne&oldid=966817709, Creative Commons Attribution-ShareAlike License, This page was last edited on 9 July 2020, at 10:57. Sinope: 38 km: 23.5: 724.1 days: It is a light red in color, rather different to Pasiphae, and its infrared spectrum is also different, implying it could have a different origin to other members of the group. 17th Annual Photo Contest Finalists Announced. None of the Ananke members is massive enough to pull itself into a sphere, so they are probably all irregularly shaped. Smithsonian Institution, (Roberto Molar-Candanosa, courtesy of Carnegie Institution for Science). Terms of Use Get the best of Smithsonian magazine by email. or Bill Dunford, Valles Marineris: The Grand Canyon of Mars. My moons are named after the Granddaughters of Zeus - Philophrosyne and Eupheme.

The next full Moon will be on Thursday afternoon, Oct. 1, 2020. Along with her sisters, she was regarded as a member of the younger Charites. Researchers expect to find even more moons around the gas giant named for a mythical god. That name was submitted by several people, but the Institution particularly liked the entry from the Lanivet School in Cornwall, whose astronomy club tweeted a picture of the children holding up letters spelling out Pandia next to their panda mascot. Amanda Barnett

All of the Ananke moons are retrograde, which means that they orbit Jupiter in the opposite direction from the planet's rotation. Researchers expect that sometime in the next billion years Valetudo will suffer a head-on collision detectable on Earth. S/2003 J3 is now Eupheme named for the spirit of praise and good omen. Cookie Policy Now, five of those new moons have received official names proposed by the public during a contest earlier this year. Philophrosyne is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 22,721,000 km in 699.676 days, at an inclination of 142° to the ecliptic (142° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.0932. In mythology, Philophrosyne is the spirit of welcome and kindness and is the granddaughter of Zeus and sister of Eupheme. “Most notably, Jovian naming conventions require its many moons to be named after characters from Greek and Roman mythology who were either descendants or consorts of Zeus, or Jupiter.”, According to International Astronomical Union, Jovian moons that move in the same direction as the planet’s rotation should end in the letter “a.” Those that move in a retrograde orbit, or the opposite direction of the spin, should end in an “e.” (There are exceptions.). Jason Daley is a Madison, Wisconsin-based writer specializing in natural history, science, travel, and the environment. The next full Moon will peak after midnight on Wednesday morning, Sept. 2, 2020, The Moon will appear full for about three days around this time, from Monday evening through Thursday morning. [4][5][6][7] It was recovered in 2017 and given its permanent designation that year.[8]. has a mean radius of less than a mile (about one kilometer), assuming an albedo of 0.04. Give a Gift. Her sisters were Euthenia, Eupheme, and Eucleia. According to the Orphic fragments, Philophrosyne was the daughter of Hephaestus and Aglaia. is a member of the Ananke group, a family of Jovian satellites which have similar orbits and are therefore thought to have a common origin.

The group probably began as an asteroid that was captured by Jupiter's gravity and then suffered a collision which broke off a number of pieces. With those rules as a guide, as well as a 16 letter limit, the team solicited names in a contest running from March 1 to April 15 with people submitting their suggestions to @JupiterLunacy. The name originated from a naming contest held on Twitter where it is suggested by users including CHW3M Myth Experts (@Chw3mmyths) which is an 11th-grade history class studying Greek and Roman philosophy as of 2019, Victoria (@CharmedScribe), and Lunartic (@iamalunartic) who has concurrently helped in naming another Jovian moon Eupheme. The moon was named in 2019 after Philophrosyne (Φιλοφροσύνη), the ancient Greek spirit of welcome, friendliness, and kindness, the daughter of Hephaestus and Aglaea and granddaughter of Zeus. It was the last moon of Uranus to be discovered prior to Voyager 2's visit in 1986. Philophrosyne was discovered in April 2003 by Scott S. Sheppard at the Mauna Kea Observatory in Hawaii, and originally designated S/2003 J15. As someone who has a huge interest in all things moon-related, I obviously leapt at the opportunity and now I can say that I've actually been able to name not one but TWO moons of Jupiter. in 2003,[2][3] Her sisters were Euthenia, Eupheme, and Eucleia. The moon was named in 2019 after Philophrosyne (Φιλοφροσύνη), the ancient Greek spirit of welcome, friendliness, and kindness, the daughter of Hephaestus and Aglaea and granddaughter of Zeus.

Psyche, the NASA mission to explore a metal-rock asteroid of the same name, recently passed a crucial milestone.

Philophrosyne / f ɪ l ə ˈ f r ɒ z ɪ n iː / was the ancient Greek female spirit of welcome, friendliness, and kindness. Philophrosyne is a member of the Ananke group, a family of Jovian satellites which have similar orbits and are therefore thought to have a common origin. All of these characteristics support the idea that the Ananke satellites began as a captured asteroid, rather than forming as part of the original Jupiter system. Philophrosyne is, in Greek mythology, the personification of welcome and friendliness. Along with her sisters, she was regarded as a member of the younger Charites. Philophrosyne /fɪləˈfrɒzɪniː/ was the ancient Greek female spirit of welcome, friendliness, and kindness.

Pasithee (moon) Philophrosyne (moon) Praxidike (moon) S. S/2003 J 2; S/2003 J 4; S/2003 J 9; S/2003 J 10; S/2003 J 12; S/2003 J 16; S/2003 J 23; Sinope (moon) Sponde; T. Taygete (moon) Thebe (moon) Thelxinoe (moon) Themisto (moon) Thyone (moon) V. Valetudo (moon) This page was last edited on 23 May 2020, at 22:12 (UTC).

New results from the Juno mission suggest Jupiter is home to what's called "shallow lightning.". Jupiter's volcanically active moon Io casts its shadow on the planet in this dramatic image from NASA's Juno spacecraft.

Science Writer: [9][10][11], "Planet and Satellite Names and Discoverers", "Naming Contest for Newly-discovered Moons of Jupiter", "Public Contest Successfully Finds Names For Jupiter's New Moons". Like Frankenstein's monster, Miranda looks like it was pieced together from parts that didn't quite merge properly. Technicians recently finished applying more than 180 blocks of ablative material to the heat shield for the Orion spacecraft. Philophrosyne has a mean radius of less than a mile (about one kilometer), assuming an albedo of 0.04. Another moon, Valetudo, is named for the Roman goddess of health and hygiene, which is kind of ironic since it’s a pretty self-destructive moon.