Stars, Galaxies, Superuniverses and the Urantia Book, by Frederick
... type such as our Milky Way. The information on the number of stars in the Milky Way was obtained from the University of Arizona at http://seds.lpl.arizona.edu/messier/more/mw.html. Density of Stars in the Master Universe If there are 4.4 x 1021 stars in the master universe and if the radius of the m ...
... type such as our Milky Way. The information on the number of stars in the Milky Way was obtained from the University of Arizona at http://seds.lpl.arizona.edu/messier/more/mw.html. Density of Stars in the Master Universe If there are 4.4 x 1021 stars in the master universe and if the radius of the m ...
OBSERVATIONS OF DISINTEGRATING, EVAPORATING AND HOT
... the early detection of planets outside the Solar System and the early detection of detailed atmospheric and orbital parameters to model and study comparatively. Our giant planets all take more than 11 years to orbit the Sun, whereas hot Jupiters are bodies with masses comparable to Jupiter and very ...
... the early detection of planets outside the Solar System and the early detection of detailed atmospheric and orbital parameters to model and study comparatively. Our giant planets all take more than 11 years to orbit the Sun, whereas hot Jupiters are bodies with masses comparable to Jupiter and very ...
Effects of triple-α and C(α, γ )16 O reaction rates on the supernova
... X (16 O)/ X (16 O) . The two dotted lines show the values whose ratios to the normalized overproduction factor of 16 O are two or one-half. Figure 5 shows the case of the 20 M stars at the beginning of Si-burning for three combinations of reaction rates; it is noted that the abundances referred to ...
... X (16 O)/ X (16 O) . The two dotted lines show the values whose ratios to the normalized overproduction factor of 16 O are two or one-half. Figure 5 shows the case of the 20 M stars at the beginning of Si-burning for three combinations of reaction rates; it is noted that the abundances referred to ...
Lecture Notes and Essays in Astrophysics VOLUME III
... This is the third volume of the series entittled “Lecture Notes and Essays in Astrophysics”, a biannual publication started in 2004 and intending to offer to the specialized community a leading collection of the Spanish Astrophysics research advances, on the basis of a selected sample of lectures pr ...
... This is the third volume of the series entittled “Lecture Notes and Essays in Astrophysics”, a biannual publication started in 2004 and intending to offer to the specialized community a leading collection of the Spanish Astrophysics research advances, on the basis of a selected sample of lectures pr ...
Heavy Element Abundances in Late-B and Early
... close proximity allows them to be studied over a wide wavelength domain and at sufficiently high spectral resolution to sort out the effects of various physical processes upon the observed spectrum. In general, one may expect the hotter stars to provide a less confusing sample of heavy element chemi ...
... close proximity allows them to be studied over a wide wavelength domain and at sufficiently high spectral resolution to sort out the effects of various physical processes upon the observed spectrum. In general, one may expect the hotter stars to provide a less confusing sample of heavy element chemi ...
... 2449981. The phasing with Kholopov et al.’s (1987) period of 0.28779276 d gave a small displacements of the maximum light. A Phase Dispersion Minimization (PDM) analysis of our data produced a period of 0.288712 ± 0.000005 d. In the RRL data base of GEOS (2012) one can find a list of 96 times of max ...
How We See The Sky
... Technical content lies between beginner and expert. Scope is visual observation only; measurement astronomy is not discussed. A bibliography is provided at the end of the talk. Different sources may differ slightly in some technical details. Equipment references are for illustration only. ...
... Technical content lies between beginner and expert. Scope is visual observation only; measurement astronomy is not discussed. A bibliography is provided at the end of the talk. Different sources may differ slightly in some technical details. Equipment references are for illustration only. ...
Famous Comets - Mr. Hill`s Science Website
... into view, he turned his telescope to a group of stars called M70 (a globular cluster). At a similar time, Tom Bopp, an amateur astronomer at a "star party" in Phoenix (a gathering for astronomers to observe the stars together!), was also observing the M70 globular cluster. Both astronomers noticed ...
... into view, he turned his telescope to a group of stars called M70 (a globular cluster). At a similar time, Tom Bopp, an amateur astronomer at a "star party" in Phoenix (a gathering for astronomers to observe the stars together!), was also observing the M70 globular cluster. Both astronomers noticed ...
Red supergiants and the past of Cygnus OB2
... saturated in the 2MASS survey and that their cataloged 2MASS magnitudes were derived from the extrapolation of the unsaturated wings of their point-spread function, whereby the uncertainties in the flux measurements reached 20%–30%. We therefore decided to reobserve all the stars in the J, H and KS ...
... saturated in the 2MASS survey and that their cataloged 2MASS magnitudes were derived from the extrapolation of the unsaturated wings of their point-spread function, whereby the uncertainties in the flux measurements reached 20%–30%. We therefore decided to reobserve all the stars in the J, H and KS ...
Gamma Ray Bursts
... • most of them in 1983.11, some in groups, some single Soon, more SGR discovered • all in our Galaxy • all at SN remnants ~10 000 years old • X-ray oscillations found with ~8s period Puzzle solved in 1998 • in 3 years, the period of SGR 1806-20 decreases by 0.008s • reason – magnetic field calculate ...
... • most of them in 1983.11, some in groups, some single Soon, more SGR discovered • all in our Galaxy • all at SN remnants ~10 000 years old • X-ray oscillations found with ~8s period Puzzle solved in 1998 • in 3 years, the period of SGR 1806-20 decreases by 0.008s • reason – magnetic field calculate ...
Mn, Cu, and Zn abundances in barium stars and their correlations
... In the present work we derived the abundances based on a spectrum synthesis for 14 stars that were previously analyzed by Smiljanic et al. (2007). Although the focus of this paper is on performing relations between abundances of some iron peak and heavy elements, other elements than those discussed ...
... In the present work we derived the abundances based on a spectrum synthesis for 14 stars that were previously analyzed by Smiljanic et al. (2007). Although the focus of this paper is on performing relations between abundances of some iron peak and heavy elements, other elements than those discussed ...
Histograms Constructed from the Data of 239Pu Alpha
... different physical nature had been shown to be determined by cosmophysical factors [1]. Appearance of histograms of a similar shape is repeated periodically: these are the neara-day, near-27-days and annual periods of increased probability of the similar shapes. There are two distinctly distinguishe ...
... different physical nature had been shown to be determined by cosmophysical factors [1]. Appearance of histograms of a similar shape is repeated periodically: these are the neara-day, near-27-days and annual periods of increased probability of the similar shapes. There are two distinctly distinguishe ...
Document
... Past studies on the atmospheres of tidally locked Earthlike exoplanets were focused on the troposphere. Merlis and Schneider (2010) used an ideal gas GCM with an active hydrological cycle, a grey radiation scheme and a slab ocean lower boundary condition to simulate the troposphere of an Earth-like, ...
... Past studies on the atmospheres of tidally locked Earthlike exoplanets were focused on the troposphere. Merlis and Schneider (2010) used an ideal gas GCM with an active hydrological cycle, a grey radiation scheme and a slab ocean lower boundary condition to simulate the troposphere of an Earth-like, ...
Infrared Properties of Star-Forming Dwarf Galaxies. I. Dwarf Irregular
... A sample of 34 dwarf irregular galaxies (dIs) in the Local Volume, most nearer than 5 Mpc, has been imaged in the near-infrared (NIR) in J and Ks at the Canada-France-Hawaii Telescope (CFHT) in Hawaii and the Observatorio Astronómico Nacional in the Sierra San Pedro Mártir, in Mexico. Absolute mag ...
... A sample of 34 dwarf irregular galaxies (dIs) in the Local Volume, most nearer than 5 Mpc, has been imaged in the near-infrared (NIR) in J and Ks at the Canada-France-Hawaii Telescope (CFHT) in Hawaii and the Observatorio Astronómico Nacional in the Sierra San Pedro Mártir, in Mexico. Absolute mag ...
Navigating the Night Sky Checklist
... The ecliptic marks the path of the sun. It’s the projection of Earth’s orbit onto the sky. And it’s an essential part of any stargazer’s vocabulary. ...
... The ecliptic marks the path of the sun. It’s the projection of Earth’s orbit onto the sky. And it’s an essential part of any stargazer’s vocabulary. ...
Joint formation of QSOs and spheroids: QSOs as clocks of star
... winds were brought into play in order to explain the mass – metallicity relation in elliptical galaxies (Mathews & Baker 1971; Larson 1974). The observed iron abundances in groups and clusters of galaxies can be explained if galactic winds expelled large amounts of enriched gas from spheroids (see, ...
... winds were brought into play in order to explain the mass – metallicity relation in elliptical galaxies (Mathews & Baker 1971; Larson 1974). The observed iron abundances in groups and clusters of galaxies can be explained if galactic winds expelled large amounts of enriched gas from spheroids (see, ...
SOHO`s Frequently Asked Questions
... important nuclear reactions are taking place. It occupies the innermost quarter or so of the Sun's radius. Here, the temperature is 15 million Kelvin (or 27 million degrees Fahrenheit) and the density is 13 times greater than lead. Energy radiates from the core to about 80% of the way to the surface ...
... important nuclear reactions are taking place. It occupies the innermost quarter or so of the Sun's radius. Here, the temperature is 15 million Kelvin (or 27 million degrees Fahrenheit) and the density is 13 times greater than lead. Energy radiates from the core to about 80% of the way to the surface ...
Camelopardalis-Better-Know-A-Constellation
... Can be seen in binoculars from country skies, sometimes fools comet hunters. NGC 2403 possesses about 100 emission regions as well as 27 variable stars. Larger instruments will reveal many of these regions that seem to take on likeliness to M33. Three supernovae have been spotted in this galaxy, one ...
... Can be seen in binoculars from country skies, sometimes fools comet hunters. NGC 2403 possesses about 100 emission regions as well as 27 variable stars. Larger instruments will reveal many of these regions that seem to take on likeliness to M33. Three supernovae have been spotted in this galaxy, one ...
Slide 1
... • Asteroid: A relatively small, inactive body, composed of rock, carbon or metal, which is orbiting the Sun. • Comet: A relatively small, sometimes active object, which is composed of dirt and ices. Comets are characterized by dust and gas tails when in proximity to the Sun. Far from the Sun it is d ...
... • Asteroid: A relatively small, inactive body, composed of rock, carbon or metal, which is orbiting the Sun. • Comet: A relatively small, sometimes active object, which is composed of dirt and ices. Comets are characterized by dust and gas tails when in proximity to the Sun. Far from the Sun it is d ...
Stargazing For Beginners: A Binocular Tour of the Southern Night Sky
... Instead of the standard cramped circular maps of the full sky, I include five basic sky maps for each season: one each looking south, west, north, and east, and one looking overhead. These maps will give you an clear idea of what to expect when you see the sky for yourself each season. And I also in ...
... Instead of the standard cramped circular maps of the full sky, I include five basic sky maps for each season: one each looking south, west, north, and east, and one looking overhead. These maps will give you an clear idea of what to expect when you see the sky for yourself each season. And I also in ...