failsnet:

Tumblr Fails.net - Because coffee was necessary

failsnet:

Tumblr Fails.net - Because coffee was necessary

22 notes

astronomicalwonders:

The Olsen-Sidonio Centaurus A Extreme Deep Field
Rolf Olsen and Mike Sidonio are pleased to present here what we believe to be the deepest colour image in visible light ever presented of the entirety of the enigmatic and famous galaxy NGC 5128.
Credit: Rolf Olsen

astronomicalwonders:

The Olsen-Sidonio Centaurus A Extreme Deep Field

Rolf Olsen and Mike Sidonio are pleased to present here what we believe to be the deepest colour image in visible light ever presented of the entirety of the enigmatic and famous galaxy NGC 5128.

Credit: Rolf Olsen

307 notes

distant-traveller:

NGC 1788 and the Witch’s whiskers

This skyscape finds an aesthetic balance of interstellar dust and gas residing in the suburbs of the nebula rich constellation of Orion. Reflecting the light of bright star Rigel, Beta Orionis, the jutting, bluish chin of the Witch Head Nebula is at the upper left. Whiskers tracing the red glow of hydrogen gas ionized by ultraviolet starlight seem to connect that infamous visage with smaller nebulae, like dusty reflection nebula NGC 1788 at the right. Strong winds from Orion’s bright stars have also shaped NGC 1788, and likely triggered the formation of the young stars within. Appropriate for its location, NGC 1788 looks to some like a cosmic bat. The scene spans about 3 degrees on the sky or 6 full Moons.

Image credit & copyright: John Davis

distant-traveller:

NGC 1788 and the Witch’s whiskers

This skyscape finds an aesthetic balance of interstellar dust and gas residing in the suburbs of the nebula rich constellation of Orion. Reflecting the light of bright star Rigel, Beta Orionis, the jutting, bluish chin of the Witch Head Nebula is at the upper left. Whiskers tracing the red glow of hydrogen gas ionized by ultraviolet starlight seem to connect that infamous visage with smaller nebulae, like dusty reflection nebula NGC 1788 at the right. Strong winds from Orion’s bright stars have also shaped NGC 1788, and likely triggered the formation of the young stars within. Appropriate for its location, NGC 1788 looks to some like a cosmic bat. The scene spans about 3 degrees on the sky or 6 full Moons.

Image credit & copyright: John Davis

(Source: apod.nasa.gov)

164 notes

thedemon-hauntedworld:

NGC 3627
The spiral galaxy NGC 3627 is located about 30 million light years from Earth. This composite image includes X-ray data from NASA’s Chandra X-ray Observatory (blue), infrared data from the Spitzer Space Telescope (red), and optical data from the Hubble Space Telescope and the Very Large Telescope (yellow). The inset shows the central region, which contains a bright X-ray source that is likely powered by material falling onto a supermassive black hole.

A search using archival data from previous Chandra observations of a sample of 62 nearby galaxies has shown that 37 of the galaxies, including NGC 3627, contain X-ray sources in their centers. Most of these sources are likely powered by central supermassive black holes. The survey, which also used data from the Spitzer Infrared Nearby Galaxy Survey, found that seven of the 37 sources are new supermassive black hole candidates.

Confirming previous Chandra results, this study finds the fraction of galaxies found to be hosting supermassive black holes is much higher than found with optical searches. This shows the ability of X-ray observations to find black holes in galaxies where relatively low-level black hole activity has either been hidden by obscuring material or washed out by the bright optical light of the galaxy.

The combined X-ray and infrared data suggest that the nuclear activity in a galaxy is not necessarily related to the amount of star-formation in the galaxy, contrary to some early claims. In contrast, these new results suggest that the mass of the supermassive black hole and the rate at which the black hole accretes matter are both greater for galaxies with greater total masses.

Credit: NASA/CXC/Ohio State Univ./C.Grier et al.; Optical: NASA/STScI, ESO/WFI; Infrared: NASA/JPL-Caltech

thedemon-hauntedworld:

NGC 3627
The spiral galaxy NGC 3627 is located about 30 million light years from Earth. This composite image includes X-ray data from NASA’s Chandra X-ray Observatory (blue), infrared data from the Spitzer Space Telescope (red), and optical data from the Hubble Space Telescope and the Very Large Telescope (yellow). The inset shows the central region, which contains a bright X-ray source that is likely powered by material falling onto a supermassive black hole.

A search using archival data from previous Chandra observations of a sample of 62 nearby galaxies has shown that 37 of the galaxies, including NGC 3627, contain X-ray sources in their centers. Most of these sources are likely powered by central supermassive black holes. The survey, which also used data from the Spitzer Infrared Nearby Galaxy Survey, found that seven of the 37 sources are new supermassive black hole candidates.

Confirming previous Chandra results, this study finds the fraction of galaxies found to be hosting supermassive black holes is much higher than found with optical searches. This shows the ability of X-ray observations to find black holes in galaxies where relatively low-level black hole activity has either been hidden by obscuring material or washed out by the bright optical light of the galaxy.

The combined X-ray and infrared data suggest that the nuclear activity in a galaxy is not necessarily related to the amount of star-formation in the galaxy, contrary to some early claims. In contrast, these new results suggest that the mass of the supermassive black hole and the rate at which the black hole accretes matter are both greater for galaxies with greater total masses.

Credit: NASA/CXC/Ohio State Univ./C.Grier et al.; Optical: NASA/STScI, ESO/WFI; Infrared: NASA/JPL-Caltech

157 notes

mapsontheweb:

The Global Militarization Index depicts the relative weight of the military of each nation against society as a whole. Israel tops the list but North Korea may well be top if reliable data was available

mapsontheweb:

The Global Militarization Index depicts the relative weight of the military of each nation against society as a whole. Israel tops the list but North Korea may well be top if reliable data was available

116 notes

thedemon-hauntedworld:

Starburst Galaxy IC 10  Lurking behind dust and stars near the plane of our Milky Way Galaxy, IC 10 is a mere 2.3 million light-years distant. Its light dimmed by the intervening dust, the irregular dwarf galaxy still shows off vigorous star-forming regions that shine with a telltale reddish glow in this colorful skyscape. In fact, also a member of the Local Group of galaxies, IC 10 is the closest known starburst galaxy. Compared to other Local Group galaxies, IC 10 has a large population of newly formed stars that are massive and intrinsically very bright, including a luminous X-ray binary star system thought to contain a black hole. Located within the boundaries of the northern constellation Cassiopeia, IC 10 is about 5,000 light-years across.
Credit: Mike Siniscalchi

thedemon-hauntedworld:

Starburst Galaxy IC 10 
Lurking behind dust and stars near the plane of our Milky Way Galaxy, IC 10 is a mere 2.3 million light-years distant. Its light dimmed by the intervening dust, the irregular dwarf galaxy still shows off vigorous star-forming regions that shine with a telltale reddish glow in this colorful skyscape. In fact, also a member of the Local Group of galaxies, IC 10 is the closest known starburst galaxy. Compared to other Local Group galaxies, IC 10 has a large population of newly formed stars that are massive and intrinsically very bright, including a luminous X-ray binary star system thought to contain a black hole. Located within the boundaries of the northern constellation Cassiopeia, IC 10 is about 5,000 light-years across.

Credit: Mike Siniscalchi

141 notes

spacettf:

Spiral Galaxy NGC 5033 and NGC 5005 in Canes Venatici by Oleg Bryzgalov on Flickr.Tramite Flickr:
Explanation: Magnificent island universe NGC 5033 lies some 40 million light-years away in the well-trained northern constellation Canes Venatici. This telescopic portrait reveals striking details of dust lanes winding near the galaxy’s bright core and majestic but relatively faint spiral arms. Speckled with pink star forming regions and massive blue star clusters, the arms span over 100,000 light-years, similar in size to our own spiral Milky Way. A well-studied example of the class of Seyfert active galaxies, NGC 5033 has a core that is very bright and variable. The emission is likely powered by a supermassive black hole. The bright nucleus and rotational center of the galaxy also seem to be slightly offset, suggesting NGC 5033 is the result of an ancient galaxy merger. (Text: apod.nasa.gov/apod/ap120817.html)
This picture was photographed during 3 nights in March-April, 2014 in Khlepcha observatory, Ukraine.
Equipment: home made reflector 10 in., f/3.8
Mount WhiteSwan-180, camera QSI-583wsg, Tevevue Paracorr-2. Off-axis guidecamera QHY5L-II.
LRGB filter set Baader Planetarium.
L=32*450  sec. + 19*300 sec.
R= 5*600 sec. + 8*300 sec.
G= 5*600 sec. + 14*300 sec.
B=5*600 sec.+ 13*450 sec.,   Total 11.5 hours.
FWHM 2.44”-3.01” , sum in L channel - 2.76”
Processed Pixinsight 1.8, Fitstacker and Photoshop CS6

spacettf:

Spiral Galaxy NGC 5033 and NGC 5005 in Canes Venatici by Oleg Bryzgalov on Flickr.

Tramite Flickr:
Explanation: Magnificent island universe NGC 5033 lies some 40 million light-years away in the well-trained northern constellation Canes Venatici. This telescopic portrait reveals striking details of dust lanes winding near the galaxy’s bright core and majestic but relatively faint spiral arms. Speckled with pink star forming regions and massive blue star clusters, the arms span over 100,000 light-years, similar in size to our own spiral Milky Way. A well-studied example of the class of Seyfert active galaxies, NGC 5033 has a core that is very bright and variable. The emission is likely powered by a supermassive black hole. The bright nucleus and rotational center of the galaxy also seem to be slightly offset, suggesting NGC 5033 is the result of an ancient galaxy merger. (Text: apod.nasa.gov/apod/ap120817.html)
This picture was photographed during 3 nights in March-April, 2014 in Khlepcha observatory, Ukraine.
Equipment: home made reflector 10 in., f/3.8
Mount WhiteSwan-180, camera QSI-583wsg, Tevevue Paracorr-2. Off-axis guidecamera QHY5L-II.
LRGB filter set Baader Planetarium.
L=32*450 sec. + 19*300 sec.

R= 5*600 sec. + 8*300 sec.

G= 5*600 sec. + 14*300 sec.

B=5*600 sec.+ 13*450 sec., Total 11.5 hours.
FWHM 2.44”-3.01” , sum in L channel - 2.76”
Processed Pixinsight 1.8, Fitstacker and Photoshop CS6

125 notes

colchrishadfield:

Sometimes it’s good to look closely at a rule and make sure it makes sense.(To preempt the inevitable - Yes, I know it is a joke photo.)

colchrishadfield:

Sometimes it’s good to look closely at a rule and make sure it makes sense.

(To preempt the inevitable - Yes, I know it is a joke photo.)

222 notes

astronomicalwonders:

A Storm of Stars in the Trifid Nebula
A storm of stars is brewing in the Trifid nebula, as seen in this view from NASA’s Wide-field Infrared Survey Explorer, or WISE. The stellar nursery, where baby stars are bursting into being, is the yellow-and-orange object dominating the picture. Yellow bars in the nebula appear to cut a cavity into three sections, hence the name Trifid nebula.
The blue stars scattered around the picture are older, and they lie between Earth and the Trifid nebula. The baby stars in the Trifid will eventually look similar to those foreground stars. The red cloud at upper right is gas heated by a group of very young stars. The Trifid nebula is located 5,400 light-years away in the constellation Sagittarius.
Credit: NASA/JPL/Hubble

astronomicalwonders:

A Storm of Stars in the Trifid Nebula

A storm of stars is brewing in the Trifid nebula, as seen in this view from NASA’s Wide-field Infrared Survey Explorer, or WISE. The stellar nursery, where baby stars are bursting into being, is the yellow-and-orange object dominating the picture. Yellow bars in the nebula appear to cut a cavity into three sections, hence the name Trifid nebula.

The blue stars scattered around the picture are older, and they lie between Earth and the Trifid nebula. The baby stars in the Trifid will eventually look similar to those foreground stars. The red cloud at upper right is gas heated by a group of very young stars. The Trifid nebula is located 5,400 light-years away in the constellation Sagittarius.

Credit: NASA/JPL/Hubble

199 notes

mapsontheweb:

Global Google Streetview Coverage

mapsontheweb:

Global Google Streetview Coverage

130 notes

spacettf:

IC4592 the Blue Horsehead Nebula by gvanhau on Flickr.Tramite Flickr:
Taken on 4 Apr 2014 @ Cajon del Maipo
Telescope: WO98 FLT + Type IV Flattener
Mount: Cg5 
Camera: 5D MKII 36*5Min  ISO 1600
APT + PHD for Capture PixInsight for Processing

spacettf:

IC4592 the Blue Horsehead Nebula by gvanhau on Flickr.

Tramite Flickr:
Taken on 4 Apr 2014 @ Cajon del Maipo
Telescope: WO98 FLT + Type IV Flattener
Mount: Cg5 
Camera: 5D MKII 36*5Min ISO 1600
APT + PHD for Capture PixInsight for Processing

37 notes