... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2014 February 18 . Crossing Dingo Gap on Mars . Image Credit: NASA , JPL-Caltech , MSSS ; Digital processing: Damia Bouic . Explanation: An important threshold on Mars has now been crossed. ... Organize Your Universe: Free APOD 2014 Calendar in PDF format . ... About APOD | ... NASA Official: Phillip Newman Specific rights apply . ...

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . ... Mercury Magazine . ... White Mars: The Story of the Red Planet Without Water . ... Mars today is a dry planet, with an atmospheric pressure far too low to sustain liquid water on the surface. ... Hoffman describes his White Mars theory, and the reasons why the warm and wet model doesn't hold water. In Hoffman's view, Mars is a planet dominated by carbon dioxide, not water. ...

... APOD: 2007 February 20- White Ridges on Mars . ... Credit: HiRISE , MRO , LPL (U. Arizona) , NASA Explanation: What created these white ridges on Mars? The images showing the white ridges, including some of the highest resolution images ever taken from Martian orbit, were recorded last year by the Mars Reconnaissance Orbiter (MRO). A current leading hypothesis is that the white ridges formed as water flowed through underground cracks and bleached and hardened the edges of surrounding rocks. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Space Flight . ... August . ... Posted on August 31, 2011 | No Comments This portrait of the Earth and Moon together in space was taken on 26 August by NASAтАЩs Juno spacecraft which is currently en route for Jupiter. ... Continue Reading.. ... Posted on July 19, 2011 | ... Posted on March 18, 2011 | ... 1 Comment Ask anyone to draw a picture of a planet and IтАЩll bet they draw a ringed planet like Saturn. ...

Why do people want to explore Mars? At the present time Mars topography is known sufficiently well to make a Martian map; we cannot distinguish yet the settlements of the inhabitants of this planet, but sooner or later we probably will be able to achieve this as well.. ... US spacecraft "Mariner-4" performed the first successful flyby and transmitted to the Earth twenty one photos of Mars' surface. ... It is supposed that large subsurface ice reservoirs or liquid water exist on Mars. ...

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

. Mars has become the center of intense interest since the Martian Meteorite results were announced. Currently there is a lively debate whether or not primitive life formed there or not.

... Research . ... NASA's "follow the water" philosophy has led me to study atmosphere-regolith interactions on Mars in search for locations and times where liquid water is available. ... Transient liquid water and water activity at Gale crater Mars. ... Rivera-Valentin, E. G. , Chevrier, V. F., 2015. ... Icarus , 253, 156-158. Lopez Garcia, E. J., Rivera-Valentin, E. G. , Schenk, P. M., Hammond, N. P., Barr, A. C., 2014. ... Icarus , 237, 419-421. ... Chevrier, V. F., Rivera-Valentin, E. G. , 2012. ...

... Tonight's Sky . ... The Magazine . ... Star Atlas . ... An artificial comet holds secrets to Earths life . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... The planet has extreme temperature swings and perhaps active lava flows. ... A digital supplement to Astronomy magazine. ... Join TravelQuest International with Astronomy and Discover magazines on one of three great tour options surrounding this celestial spectacle . ... Astronomy Magazine . ...

... Space Telescope Science Institute and Johns Hopkins University . Planets, Life, and the Universe Lecture Series . ... October 07, 2016 at 12:30pmљћљSTScI Bahcall Auditorium . ... The Planets, Life, and the Universe Lecture Series is supported by the NASA Astrobiology Institute, The Space Telescope Science Institute, the Department of Biology of the Johns Hopkins University, and the Space Studies Initiative. ... Site contents ї Space Telescope Science Institute and Johns Hopkins University . ...

The solar system probably formed about 4.5 billion years ago from a giant disk of gas, dust and ice in space. ... All forms of life on Earth require liquid water to survive, so the presence of liquid water is a good criterion for deciding whether other planets in the universe could be habitable. Earth is the only habitable planet in the solar system. Venus, closer to the Sun, is too hot to have liquid water. Planets and moons in the outer solar system are too cold for liquid water. ...

ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Information & tools for observers . ... Australia Telescope Online Archive (ATOA) . ... ATCA | ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... The Australia Telescope National Facility Colloquium . ...

... STScI-PRC99-27 A CLOSER ENCOUNTER WITH MARS Taking advantage of Mars's closest approach to Earth in eight years, astronomers using NASA's Hubble Space Telescope have taken the space-based observatory's sharpest views yet of the Red Planet. ... In these views the north polar cap is tilted toward the Earth and is visible prominently at the top of each picture. ... Dark sand dunes that surround the polar cap merge into a large, dark region called Acidalia. ...

... Mars is the fourth from the Sun big planet of the Solar system. ... Once a 15 - 17 years occures so-called the great opposition when the planets come nearer about 56 billions km. ... The new level of Mars investigation began in 1965 when the spaceships were used to fly round the Mars and from 1971 landed on the planet. ... The investigations of Mars showes the traces of vulcanization on this planet: the splits and rawins sometimes hundred kilometers long. ... Mars's atmosphere and the water. ...

... Mars . Mars viewed with ANU's 24-inch (60cm) teтАж . Sidebar Left . ... Title: Mars viewed with ANU's 24-inch (60cm) telescope . Description: Mars viewed with ANU's 24-inch (60cm) telescope at Siding Spring Observatory . 17 June 2001: This image shows a dark region in the centre of the planet's disc looking much like the continent of Africa is Syrtis Major. ... Mars viewed with ANU's 24-inch (60cm) telescope Mars viewed with ANU's 24-inch (60cm) telescope at Siding Spring Observatory . ...

... Billions of years ago the surface of Mars looked very different than it does today. Where there is now only a dry red desert, there was once an vast ocean that covered about 20% the planet's surface. That means it covered more of the surface of Mars than the Atlantic Ocean covers on Earth! ... So, by looking at how much heavy water is in Mars' atmosphere in comparison to the lighter kind, we can tell how much normal water the planet has lost into space. ...

... Main page News People . ... Master . ... About Space Monitoring Laboratory, scientific directions, instruments, contacts . ... 27.02.2012 . ... MASTER-II Observatory, Kislovodsk (C41): 744 observations of 228 objects from January 22 2012 to February 4 2012 . MASTER-II Observatory, Tunka (C94): 505 observations of 198 objects from January 25 2012 to February 3 2012 . MASTER-II Observatory, Blagoveshchensk (D54): 207 observations of 98 objects from January 22 2012 to February 4 2012 . ...

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... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... News . Science news . ... August 7, 2015 "Rosetta" found a "solar shield" in the tail of Churyumov-Gerasimenko comet . ... August 7, 2015 Astronomers saw how lithium was born during new stellar flares . ... June 1, 2015 Astronomers found "vampire" planet in Andromeda constellation . June 1, 2015 Russian astronomers found "nano" black holes in distant galaxies . ... 2015 JSC "S.P. Korolev RSC "Energia" . ...

... It was developed co-operatively by scientific institutions in the USA, Great Britain and Russia to carry out studies on the thermal infrared radiation of the Martian atmosphere. ... The Martian atmosphere consists of 95% carbon dioxide. ... Despite the "hidden" water on Mars, its current role in the planet's life is quite significant: it can even be a regulator, which keeps the content of the carbon dioxide in the atmosphere at a constant level. ... a) how large are the water resources on Mars? . ...