First global geologic map of Saturn's largest moon Titan completed
19 Novembre, 2019, 20:37 | Auteur: Therese Cote
Using radar and infra-red data generated by the now-defunct Cassini probe, which completed a 20-year mission by crashing into Saturn in 2017, the scientists said they could fill in numerous gaps in mapping Titan, some 1.2 billion kilometres (800 million miles) from Earth. This is because, apart from it being the only moon known to have a dense atmosphere - it is denser than Earth's - it is also the only known body in space, other than our planet, where clear evidence of stable bodies of surface liquid has been found.
Scientists, for the first time, have unveiled the geological map of Saturn's moon Titan, which is widely considered as a potential candidate to spot alien life beyond earth. Labels point to several of the named surface features.
Lead author Lopes said that Titan possesses energetic methane established hydrologic cycle that has constituted an intricate geologic landscape rendering its exterior one of the most geologically varied in the solar system.
Florence Pugh Talks "Very Raw and Very Painful" Black Widow
Black Widow will see Natasha teaming up with Florence Pugh's Yelena Belova, the second Black Widow from the modern comics. Speaking of Florence, the Little Women star will be essaying the role of Nat's sister Yelena Belova in Black Widow .
These observations demonstrate the extent to which Titan is shaped by its methane cycle - just like the Earth is shaped by the water cycle.
He further said that in spite of the varied materials, temperatures and gravity domain between Earth and Titan varied surface attributes are the same between the two worlds and can be translated as outcomes of similar geologic procedures. Their findings, which embody the relative age of Titan's geologic terrains, have been not too long ago printed within the journal Nature Astronomy.In accordance with the assertion, Lopes' staff used information from NASA's Cassini mission which operated between 2004 and 2017 and did greater than 120 flybys of the Mercury-size moon. Specifically, they used data from Cassini's radar imager to penetrate Titan's opaque atmosphere of nitrogen and methane. A thick layer of hazy methane clouds obscure the moon's surface and prevents an in-depth have a look at its necessary geological options. Rosaly says that the study is an example of combining datasets and instruments. The map indicates that Titan's geology depends strongly on latitude. "Although we did not have global coverage with synthetic aperture radar [SAR], we used data from other instruments and other modes from radar to correlate characteristics of the different terrain units so we could infer what the terrains are even in areas where we don't have SAR coverage". These hydrocarbons rain down on the surface, flow in streams and rivers, accumulate in lakes and seas and evaporate into the atmosphere.
Old data acquired by NASA'sCassini mission has given us our most complete look yet at the mysterious moon. "It's quite an astounding world!" The vehicle, formally dubbed a rotorcraft, would be the first NASA flying auto to carry out a science mission on one other world.
Il a donné un dernier concert en 2008, à L'Olympia, 25 ans après les adieux des Compagnons de la Chanson . Il est décédé peu après un autre membre des Compagnons , son frère René, disparu le 30 septembre à 93 ans.
Last month, Brian May ruled out the possibility of Queen playing at Glastonbury , saying, "There are lots of reasons". Sir Paul McCartney will headline the Saturday night of Glastonbury 2020, it has been confirmed.
The film will see Kajol reunite with Ajay onscreen nearly after a decade, where she will essay the role of Tanhaji's wife. The last time the couple was seen together on the silver screen was in 2008 for Ajay's home production, U Me Aur Hum .
The White House has instructed officials not to appear, and most have received congressional subpoenas to compel their testimony. Lt Col Vindman, an Iraq war veteran, appeared at the hearing wearing his Army uniform and medals.
Selon son agent, elle serait décédée "des suites d'une longue maladie", comme l'ont indiqué confrères de TV Mag . Une nouvelle qui a profondément attristé les internautes, qui n'ont pas hésité à poster de nombreux messages.
Within the wake of the FartGate , Hardball additionally put out a tweet , pinning the blame of the noise on their customized mugs. Seriously, though ... it is important to take a break from the incessant bipartisansh*t in our nation's capital and laugh.
L'attaque a également fait 29 blessés parmi les militaires et 17 morts parmi les assaillants , a ajouté le porte-parole. Quant aux suspects qui ont été interpellés lors de ces combats, ils sont entre les mains des forces nigériennes.
FT reports the unnamed music streamer may debut next month in India , Indonesia and Brazil before opening in the United States. The TikTok service now has around 1 billion users around the globe, with 80 million downloads in the United States alone.
Bettman unwilling to ‘start another news cycle’ on Cherry
MacLean opened the first intermission segment - the first since Cherry was sacked - by speaking alone for almost five minutes. So..." "He has been the most influential hockey commentating voice in Canada for the last 40 years".
Two jail workers arrested in Epstein death investigation
The people familiar with the matter insisted on anonymity because they were not authorized to discuss the case publicly. Federal prosecutors offered the guards a plea bargain, but the AP reported Friday that the officers declined the deal.
United Nations calls for talks to end Bolivia crisis
As protests by his foes grew, Morales resigned at the urging of the military and flew to Mexico, which granted him asylum. The government also said on Sunday that violent demonstrations roiling the country were slowing.
Epstein jail guards charged with falsifying records
Who was Jeffrey Epstein and what was he charged with? New York-born Epstein worked as a teacher before moving into finance. Federal prosecutors offered the guards a plea bargain, but the AP reported Friday that the officers declined the deal.
Samoa declares state of emergency after measles deaths
They counted 716 measles cases reported, with almost 100 people still hospitalized including 15 in intensive care. Vaccination rates are low - around 30% - however officials are now mandating vaccines for all 200,000 residents.
Aouchiche veut des garanties — PSG
Milieu de terrain jugé comme très prometteur, le Parisien a brillé avec l'Equipe de France lors de la Coupe du monde U17. Au PSG de montrer qu'il a bien l'intention de s'appuyer pleinement sur son centre de formation.