... The stars examined here were primarily culled from two lists of X--ray sources in Orion. ... The second region is two degrees in extent east--west and ten degrees north--south with Orionis being near the northern edge. ... In the end, two main regions were chosen for monitoring: stars near Orionis and stars northwest of the belt of Orion. ... The PSPC identified 22 sources within 15 of Orionis in addition to the sources listed in Table 1 , giving a total of 85 X--ray sources in the Orionis region. ...

... More on 51 Peg: . The discovery of a Jupiter--mass planet in orbit around the solar--type star 51Peg has been reported by Michel Mayor and Didier Queloz (Geneva Observatory) on October 6th at the 9th Cambridge workshop on "cool stars, stellar systems, and the sun" held at Florence (Italy). ... Recall that the measurements of radial velocity only yield v sin i which in turn gives us M sin i. For most values of i, sin i will be greater than 0.5 and this gives a mass estimate of 0.5 Jupiter masses. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Stars . ... Space Flight . ... New observations with the European Southern Observatory (ESO)тАЩs Very Large Telescope of some of the most distant galaxies ever detected are revealing the mysteries of this important phase of the early Universe. ... These powerful instruments are essential for exploring this early period in cosmic history as they alone can enable the accurate observations of €аthese extremely distant and faint galaxies. ...

... Home Lectures Lecture Series 2015-2016 . ... Lecture Series 2014-2015 . ... Beyond New York City . ... The Amateur Astronomers Association is proud to present an astronomy lecture series from October through May each year for our members and the public. ... Amateur Astronomer Association is pleased to announce we will be offering select, limited reserved seating for current AAA members for the Friday, January 8, 2015 AAA Lecture entitled Robert Nemiroff ?2015 Astronomy Picture of the Day?. ...

. The measurement of the black hole's mass is due to high-precision timing observations made by NASAтАЩs Rossi X-ray Timing Explorer satellite, shown here prior to launch. NASA

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Telescopes . LX850 Series . ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... Coronado€о Solar . ... Spotting Scopes . ...

Astronomy Discussion Forums . ... Observation Report On Mars And .. ... Post Message | ... Despite the bad conditions we had yesterday, we couldn?t resist the Mars? ?attraction? and here it is the report. ... We disassembled the LPR filter to preserve its colour balance and we prepared a set of Ultima series eyepieces and filters. ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

. Главная страница . и. новиков . МОСКВА ?МОЛОДАЯ ГВАРДИЯ? 1985 . Новиков И. Д. Н73 Черные дыры и Вселенная. ? М.: Мол. гвардия, 1985. ? 190 с., ил.? (Эврика). 50 к. 100000 экз. В книге говорится о совершенно необычных небесных телах открытых учеными в последние десятилетия, о черных дырах, о рождении галактик и туманностей, об отдельных особенностях развивающейся Вселенной. ББК 22.66 . 527 . ВВЕДЕНИЕ . В этой книге рассказывается об открытиях в астрофизике последнего времени ? о черных дырах, о начале