... 2014 November 15 . The Tulip Nebula . ... Explanation: Framing a bright emission region this telescopic view looks out along the plane of our Milky Way Galaxy toward the nebula rich constellation Cygnus the Swan . ... Ultraviolet radiation from young, energetic stars at the edge of the Cygnus OB3 association , including O star HDE 227018, ionizes the atoms and powers the emission from the Tulip Nebula. ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Meteors and Meteorites . ... Stars . ... Monthly Sky Notes . ... This famous depiction of the Leonids was based on a first hand account of a meteor storm by a minister, Joseph Harvey Waggoner. ... In the autumn the Great Square of Pegasus is visible in the southern night sky. ... I hope this guide to the November night sky is helpful and have fun star sight-seeing! ... Tweets that mention The Leonid meteors: highlights of the November night sky | ...

... Inside the Eagle Nebula . ... A closer look at the Eagle Nebula, however, shows the bright region is actually a window into the center of a larger dark shell of dust. ... NGC 2359: Thor s Helmet . ... Heroically sized even for a Norse god, Thor's Helmet is about 30 light-years across. ... Sprawling across almost 200 light-years, emission nebula IC 1805 is a mix of glowing interstellar gas and dark dust clouds about 7,500 light-years away in the Perseus spiral arm of our galaxy. ...

... Here are a few features of the tweets from the 221st meeting of the American Astronmical Society . ... The retweet numbers are close to the values that Twitter has for the tweets, which means that I can't have messed up too much (I wouldn't expect perfect agreement since Twitter does not guarantee that any search will return all matching tweets). The most re-tweeted accounts. ... Number of re-tweets . ... The number of tweets used in this analysis is and the graph accounts for of this total. ...

Locating Uranus and Neptune in the constellation Capricornus for fall 1999 Alpha Theta Beta Rho Pi Omicron Sigma Key: Magnitudes 3 4 5 6 7 8 Uranus (mag 5.7) Neptune (mag 7.9) Shown for 5-Oct-99, but positions wont change much until mid-November Using binoculars, you should be able to locate Uranus and possibly Neptune using the chart above, even from the light polluted suburbs of Boston. ... Once you find Sigma, look further in the same direction and youll see Neptune. ...

... Subject: IAA Lecture, Events at WWT and Dungannon, RIA lecture, Galway A.F., ISS . ... Supernovae come in various forms, with different causes, but in general terms theyѓЉrepresent eitherѓЉthe explosive death of a giant star, or a very violent episode in the life of a binary star pair. Visually, they are the greatest explosions we see in the universe, with the exploding star sometimes becoming as bright as the combined light of all the other hundreds of millions of stars in its parent galaxy! ...

New Millennium Is When? Articles | ... Calendar | ... Astronomy Net . ... E xcitement is building for the first day of the new millennium which begins on January 1, 2001, especially as we watch the digits roll over from 19 to 20 on January 1, 2000. M any people might wonder why the first day of the next millennium is January 1, 2001, not January 1, 2000. ... Because of the missing year zero, the second Millennium includes the year 2000 just like the first decade includes the year 10.. ...

... Radio Astronomy . ... ASRAS Board Members . ... To see the most up to date news and events happening with ASRAS log in with your user name and password and then click on the Activities page. ... Messier Marathon (Member Observing) CANCELLED Saturday, April 9, 2016 9:00 PM Location:Farash Center Ionia NY . ... ASRAS Members meeting - Friday May 6 at Farash Center - Ionia NY . ... ASRAS Board members meeting - monday May 9 @ Farash Center Monday, May 9, 2016 7:00 PM Location:Farash Center Ionia NY . ...

... Three ` flavours'of binning and discard: · Discard 9 rows , readout 1 row, cut 10:1, resolution 1.75ms · Discard 90 rows , bin 10 rows , cut 10:1, resolution 2.76ms · Discard 95 rows , bin 5 rows , cut 20:1, resolution 2.76ms · Compared with normal timing : · 100 rows and readout, no cut, resolution 1.75ms Bin · Tested on XMM on Crab during rev 333 - 3 October 2001 Crab - rev 333 - Bright timing ... Counting mode and FIFO full errors. ... Crab - rev 333 - Bright timing mode ...

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

... November 12, 1996 . Comet Hale-Bopp Passes M14 . ... Explanation : Comet Hale-Bopp continues its slow trek across the night sky, and can now be seen superposed near the bright globular cluster M14 . Will Comet Hale-Bopp become as bright in early 1997 as Comet Hyakutake did in early 1996? It is still too early to tell. ... Because of the size of coma , some speculate that the nucleus of Hale-Bopp is unusually large. ... Tomorrow's picture: Seven Jets from Comet Hale-Bopp . ... About APOD . ...

... It's a Meteor Shower Smaller than grains of sand, meteors vaporize in a bright streak of light as they hit Earth's atmosphere. Meteor showers come from comets, but the sporadic meteors on other nights are mostly asteroid bits. ... Meteor Showers Come From Comets Jupiter Earth Sun Comet Mercury Tips: A bright Moon can wash out meteors, making them hard to see. ... But the comet bits hit Earth's atmosphere so fast, the pieces vaporize in bright streaks -- making a meteor shower! ...

... Looking south-east to the constellations of CтАж . ... Title: Looking south-east to the constellations of Centaurus and Scorpius behind the ANU 2.3m telescope building . ... Looking south-east to the constellations of Centaurus and Scorpius behind the ANU 2.3m telescope building NOTE: All images are copyright and must not be reproduced or mirrored in any form without written permission. ...

The scorpion. This constellation lays between the Marksman and the Scales in the Milky way. The Godness hunter Artemida sent a scorpion to kill Orion. Arat writes: "When the Scorpion rises in the East, Orion makes hust to disappear in the West". The Sun comes into Orion constellation in 22th of November when it passes to nonzodiac constellation Snakecarrier on 20 days. ... Antares of Scorpion means in Greek a rival of Ares (of Mars). This bright star really looks like Mars. ...

... Tonight's Sky . ... Observing . ... The Sky This Week: April 1 - 10 . ... Astronomy for Kids . ... Comet ISON brightens during Novemberт??s third week . ... As the Sun looms larger and brighter in ISON s sky, the heat warms the comet s nucleus. ... The comet should continue to brighten as the week progresses. ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...

. Back to Main Menu . Inside the AOS TB . The MELCO antennas at the OSF . The OSF building in the works . Road down to the OSF . Flower on Cactus . Antennas at the OSF - Estancia in foreground . Looking in all directions . Work at the OSF . Workers and antennas . The OSF building at sunset . The OSF building . Sunset over antennas . Four antennas at sunset . Starting to observe . Antennas at night . Generated by Galerie

We present an initial look at the far-infrared-radio correlation within the star-forming disks of four nearby, nearly face-on galaxies (NGC 2403, NGC 3031, NGC 5194, and NGC 6946). ... The best-fit smoothing kernels for the two less active star-forming galaxies (NGC 2403 and NGC 3031) have much larger scale lengths than those of the more active star-forming galaxies (NGC 5194 and NGC 6946). ...

... Bad Astronomy . ... Bad Astronomy : The Moon appears larger on the horizon than overhead because you are comparing it to foreground objects. Good astronomy : The Moon does appear larger on the horizon, but it is because of the way we perceive the sky. ... The most common misconception is that it is because you are unconsciously comparing the Moon to foreground objects like trees and houses, or even the horizon itself, and that makes the Moon look bigger than when it is all alone in the sky. ...

Y ou don't need your own Voyager to see the solar system. ... Refer to Sky Telescope or a similar magazine for up to date positions or check one of the several Web sites that show planetary positions. ... You can see 99.99% of the mass of the solar system with no instruments whatsoever. ... Jupiter . ... Mars . ... For $200 you can get a far better optical instrument than Galileo or Newton had. ... Date . ... William Herschel . ... O f course, the solar system has more than just planets and moons. ...