Image credit: StellariumThrough a small telescope

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Image credit: StellariumThrough a small telescope

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cheap Canada Goose A Guide to Saturn Through Opposition 2015 cheap Canada Goose

canada goose coats The month of May generally means the end canada goose jacket outlet store of star party season here in Florida, as schools let out in early June, and humid days make for thunderstorm laden nights. This also meant that canada goose parka outlet uk we weren’t about to miss the past rare clear weekend at Starkey Park. Jupiter and Venus rode high in the sky, and even fleeting Mercury and a fine pass of the Hubble Space Telescope over central Florida put in an appearance. canada goose coats

canada goose coats on sale But the ‘star’ of the show was the planet Saturn as it appeared at nightfall low to the southeast. Currently rising about 9:00 PM local, Saturn is joining the evening skies as it approaches opposition next week. canada goose coats on sale

canada goose store This also means we’ve got every naked eye planet set for prime time evening viewing this week with the exception canada goose outlet black friday sale of Mars, which reaches solar conjunction on June 14, 2015. Mercury will be the canada goose outlet phone number first world to break this streak, as it descends into the twilight glare by mid May. canada goose store

canada goose deals The apparent path of Saturn from May to November 2015. Image credit: Starry canada goose jacket uk Night Education softwareSaturn reaches opposition for 2015 on May 23rd at 1:00 Universal Time (UT), which equates to 9:00 PM EDT the evening prior on canada goose outlet toronto May 22 at nearly 9 astronomical units (AU) distant. Oppositions of Saturn are getting slightly more distant to the tune of 10 million kilometers in 2015 versus last year as Saturn heads towards aphelion in 2018. Saturn crosses eastward from the astronomical constellation of Scorpius in the first week of May, and spends most of the remainder of 2015 in Libra before looping back into the Scorpion in mid October. The canada goose outlet germany first of June finds Saturn just canada goose outlet real over a degree southward of the +4th magnitude star Theta Librae. Saturn takes canada goose outlet vip nearly 30 Earth years to complete one orbit, meaning that it was right around the same position in the sky canada goose outlet london uk in 1985, and will appear so again in 2045. Relatively speedy Jupiter also overtakes Saturn as seen from the Earth about once every 20 years, as it last did on 2000 canada goose outlet mississauga and is set to do so again in 2020. canada goose deals

canada goose And though series of occultations of Saturn by the Moon wrapped up in 2014and won’t resume again until December 9, 2018, there’s also a good chance to spy Saturn two degrees away from the daytime Moon with binoculars on June 1st just 24 hours prior to Full: canada goose

Canada Goose online Looking east on the evening of June 1st just before sunset. Image credit: StellariumThe tilt of the rings of Saturn is also slowly widening from our Earthbound perspective. At opposition, Saturn’s rings subtend 43″ across, and the ochre disk of Saturn itself spans 19″. Incidentally, on a good pass, the International Station has a visual span roughly equivalent to Saturn plus rings. In 2015, the rings are tilted 24 degrees wide and headed for a maximum approaching 27degrees in 2017. The rings appeared edge on in 2009 and will do so again in 2025. Canada Goose online

canada goose clearance sale Getting canada goose outlet store montreal wider our evolving view of Saturn’s rings. Also sometimes referred to as the ‘opposition surge,’ this is a retroreflector style effect that causes an outer planet to brighten up substantially on the days approaching opposition. In the case of Saturn and its rings, this effect can be especially dramatic. Not only is the disk of Saturn and the billions of icy snowballs casting shadows nearly straight back as seen from our vantage point near opposition, but a phenomenon known as coherent backscatterserves to increase the canada goose outlet collective brightness of Saturn as well. You see the same effect at work as youdrive down the Interstate at night, and highway signs and retroreflector markers down the center of the road bounce your high beams back at you. canada goose clearance sale

Canada Goose Outlet Highway retroreflectors in action. Image credit: Wikimedia Commons/Public DomainWe’ve seen some pretty nifty image comparisons demonstrating the Seeliger effect on Saturn, but as of yet, we haven’t seen an animation of the same. Certainly, such a feat is well within the capacities of amateur astronomers out there hey, we’re just throwing that possibility out into the universe. Canada Goose Outlet

canada goose clearance The changing face of Saturn. Image credit: StellariumThrough a small telescope, the moons of Saturn become readily apparent. The brightest of them all is Titan at magnitude +9, orbiting Saturn once every 16 days. Discovered by Dutch canada goose outlet price astronomer Christiaan Huygens on March 25, 1655 using a 63 millimeter refractor with an amazing 337 centimeter focal length, Titan would easily be a planet in its own right were it directly canada goose outlet in new york orbiting the Sun. Titan also marks the most distant landing of a spacecraft ever carried out by our species, with the descent of the European Space Agency’s Huygens lander on January 14, 2005. Huygens hitched a ride to Saturn aboard NASA’s Cassini spacecraft, which is slated to end its mission with a destructive reentry over the skies of Saturn in 2017. Saturn has 62 known moons in all, and canada goose womens outlet Enceladus, Mimas, Tethys, Dione, Rhea and two faced Iapetus are all visible from a backyard telescope. canada goose clearance

Canada Goose Jackets The scale of the orbits of Saturn’s moons. Image credit: Starry Night Education softwareYou can check out the canada goose outlet paypal current position of Saturn’s major moons (excluding Iapetus) here. Canada Goose Jackets

buy canada goose jacket And speaking of Iapetus, the outer moon would make canada goose outlet toronto location a fine Saturn viewing vantage point, as it is the only major moon with an inclined orbit out of the ring plane of Saturn: buy canada goose jacket

Canada Goose sale Expect our Saturn observing resort to open there one day soon. Canada Goose sale

canadian goose jacket Up for a challenge? Standard features to watch for include: canada goose outlet us the shadow of the rings on the planet, and the shadow of the planet across the rings, as well as the Cassini division between the A and B ring but can you see the disk of the planet through the gap? High magnification and steady seeing are your friends in this feat of visual athletics catching sight of it definitely adds a three dimensional quality to the overall view. canadian goose jacket

Canada Goose Parka Let ‘the season of Saturn 2015’ begin! Canada Goose Parka

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