Astrophysical Collection (page 4)

Solar System size comparison C017 / 7351
Solar System size comparison. Computer artwork of the Sun (top left) and the planets of the Solar System, showing them in size order

Oort cloud, artwork
Oort cloud. Artwork of the Oort cloud of comet nuclei thought to form a spherical halo around the solar system, with outer (spherical) and inner (toroidal) regions

Alien landscape and moons, artwork C016 / 6350
Alien landscape and moons. Artwork of the view from an alien planet, with two moons in the sky. Such extrasolar planets are detected by a variety of methods

1874 Transit of Venus chart, ingress 1 (exterior contact). This transit took place on 8-9 December 1874. Such transits (where Venus passes across the Sun as seen from the Earth) are rare

Solar system planets and Sun, artwork. The Sun is at right. The four rocky planets of the inner solar system are at upper right, from right: Mercury, Venus, Mars, and Earth

Whirlpool Galaxy, infrared HST image
Whirlpool Galaxy. Near-infrared Hubble Space Telescope (HST) image of the centre of the Whirlpool Galaxy (M51) showing its skeletal dust structure

Galaxy cluster Abell 2261, HST image
Galaxy cluster Abell 2261, Hubble Space Telescope (HST) image. Combined optical and infrared image of the galaxy cluster Abell 2261. Galaxy clusters are gravitationally bound groupings of galaxies

Tarantula Nebula, composite image
Tarantula Nebula (30 Doradus). Combined optical and infrared image of the large star-forming region known as the Tarantula Nebula

Water on Mars, artwork C013 / 8996
Water on Mars. Computer artwork of a liquid water lake on the surface of Mars, at least 3 billion years ago. The surface environment of ancient Mars was different to that of today

Solar System orbits, artwork C013 / 8987
Solar System orbits. Computer artwork of Earths solar system, showing the eight planets that orbit the Sun (yellow, centre)

ISS crossing the Moon C013 / 5150
ISS crossing the Moon, time-lapse image. The International Space Station (ISS; upper left, lower right, and crossing the Moon) is orbiting the Earth here at an altitude of around 390 kilometres

ISS and the Moon C013 / 5149
ISS and the Moon. The International Space Station (ISS, upper left) is orbiting the Earth here at an altitude of around 390 kilometres

Cresent Earth, as seen from the Moon during the Apollo 15 mission. Photographed as the Apollo 15 left the Moon to return home on 7th August 1971

Mars, composite satellite image
Mars. Composite satellite image of the surface of Mars, showing the north polar cap (white), a mixture of ice and dust that extends to the 80 degree latitude circle

Barley (Hordeum vulgare). Barley is a staple crop throughout the world. Once processed it can be used to make flour, beer and whiskey

Asteroid belt, orbital diagram
Asteroid belt. Orbital diagram showing the Solar System out to the orbit of Jupiter, including the asteroid belt. The Sun (yellow) is at centre

Gas giant planets, artwork
Gas giant planets. Artwork of Jupiter (upper right), Saturn (bottom) and Neptune (centre left), three of the four gas giant planets of the Solar System

Sun and planets, size comparison
Alien planetary system. Artwork of an extrasolar Earth-like planet (centre right) orbiting its parent star. Another planet (black dot) is seen transiting the star

Historical artwork of a solar eclipse. 18th Century Dutch illustration describing the mechanisms of a solar eclipse and the observations that will be made as it casts a shadow on the Earth on 25th

Wormhole, conceptual artwork
Wormhole. Conceptual computer artwork showing a wormhole leading from Earth (upper centre) to our nearest star Alpha Centauri (lower centre), 4.3 light years away

Arthur C. Clarke, British futurist
Arthur C. Clarke. Caricature of the British-born science fiction writer, inventor and futurist Sir Arthur Charles Clarke (1917-2008)

Earthlike planet Gliese 581 c, artwork
Earthlike planet Gliese 581 c. Computer artwork of a hypothetical group of flying alien creatures over a body of water on the extrasolar planet Gliese 581 c

Galaxy cluster collision, X-ray image
Galaxy cluster MACS J0025.4-1222 collision. Combined Hubble Space Telescope (HST) and Chandra X-ray Observatory (CXO) image of a powerful collision of galaxy clusters

Antares / Rho Ophiuchi region
Antares/Rho Ophiuchi region, optical image. This colourful region lies in the constellations Scorpius and Ophiuchus. The blue area at upper right is the triplet star Rho Ophiuchi

Large refracting telescope at the Potsdam Astrophysical Observatory, Germany. Engraving from Die Naturkrafte by Wilhelm M Meyer (Leipzig, 1903)

Curvature of space-time, artwork C018 / 0946
Curvature of space-time. Computer artwork of a spherical body curving space-time. Einsteins General Theory of Relativity treats gravity as the curvature of space-time

Spiral galaxy NGC 7331, optical image C017 / 3751
Spiral galaxy NGC 7331, combined optical image. This galaxy has a number of large starbirth regions (pink) in its spiral arms, areas where new stars are being formed

Sunspot, artwork C017 / 7364
Sunspot. Computer artwork of a section of the Suns surface, showing a sunspot (dark, centre-left). Sunspots are temporary dark areas that appear on the photosphere (outer surface) of the Sun

Spiral galaxy NGC 1232, optical image C017 / 3734
Spiral galaxy NGC 1232, combined optical image. NGC 1232 is located 20-degrees south of the celestial equator, in the constellation Eridanus (The River), about 100 million light-years away

Planetary nebula NGC 5189, Hubble image C017 / 3748
Planetary nebula NGC 5189, Hubble Space Telescope image. NGC 5189 lies 1800 light years from Earth in the constellation Musca

Suns gravity well, artwork
Suns gravity well. Computer artwork of the Sun (orange) and Earth (blue), showing the Suns gravity well as a distorted grid. A gravity well is the gravitational potential field around a massive body

Spiral galaxy M106, Hubble image C017 / 3730
Spiral galaxy M106, optical image. Hubble Space telescope image of the spiral galaxy M106 (NGC 4258). This galaxy measures 30, 000 light years across, and lies 25 million light years from Earth

Spiral galaxy NGC 2403, optical image C017 / 3738
Spiral galaxy NGC 2403, combined optical image. NGC 2403 lies about 12 million light years from Earth, in the constellation Camelopardalis

Magnetosphere, artwork C017 / 0762
Magnetosphere. Computer artwork showing the shape of the Magnetosphere (blue) of an astronomical object. A magnetosphere is the area of space near an astronomical object in which charged particles

Rosetta orbit around black hole, artwork C016 / 9838
Rosetta orbit around black hole. Computer artwork showing an object (red) orbiting a black hole (yellow) in a rosetta pattern (pink lines)

Southern Pinwheel Galaxy, Hubble image C017 / 3727
Southern Pinwheel Galaxy (M83). Combined images from the Subaru Telescope and Hubble Space telescope of the Southern Pinwheel Galaxy (M83, NGC 5236)

Barred spiral galaxy NGC 7479 C017 / 3752
Barred spiral galaxy NGC 7479, Hubble Space Telescope image. NGC 7479 lies about 105 million light-years from Earth, in the constellation Pegasus

NGC 281 starbirth region, optical image C017 / 3732
NGC 281 starbirth region, optical image. Also called the Pacman Nebula, this is a region of active star formation 9, 200 light years from Earth in the constellation Cassiopeia

Rosetta orbit around black hole, artwork C016 / 9841
Rosetta orbit around black hole. Computer artwork showing an object (red) orbiting a black hole (yellow) in a rosetta pattern (pink lines)

Spiral galaxy NGC 4565, optical image C017 / 3747
Spiral galaxy NGC 4565, optical image. This galaxy is seen nearly edge-on from Earth, but its spiral structure can be deduced from the presence of the dark lane of dust that bisects the disc

Rosetta orbit around black hole, artwork C016 / 9836
Rosetta orbit around black hole. Computer artwork showing an object (red) orbiting a black hole (yellow) in a rosetta pattern (pink lines)

Bodes Galaxy (M81), optical image
Sombrero galaxy (M104), optical image. This is aspiral galaxy that is seen nearly edge-on whenviewed from Earth. A ring of dark dust issilhouetted against the bright stars of thegalaxy

Earth in the Milky Way, artwork C017 / 0768
Earth in the Milky Way. Computer artwork of two views of the Milky Way galaxy, showing Earths location (red arrow) within it. The Milky Way is a spiral galaxy that contains our solar system

Sculptor Galaxy (NGC 253), Hubble image C017 / 3731
Sculptor Galaxy (NGC 253). Combined images from the Subaru Telescope and Hubble Space telescope of the Sculptor Galaxy. This spiral galaxy measures around 70-80

Spiral galaxy M106, Hubble image C017 / 3729
Spiral galaxy M106, optical image. Hubble Space telescope image of the spiral galaxy M106 (NGC 4258). This galaxy measures 30, 000 light years across, and lies 25 million light years from Earth

Pinwheel Galaxy (M101), Hubble image C017 / 3728
Pinwheel galaxy (M101), optical image. Combined images from the Subaru Telescope and Hubble Space telescope of the Pinwheel Galaxy (M101, NGC 5457)

Barred spiral galaxy NGC 1672 C017 / 3735
Barred spiral galaxy NGC 1672, Hubble Space Telescope image. NGC 1672 lies over 60 million light years from Earth, in the constellation of Dorado

Black hole, artwork C017 / 7668
Black hole, computer artwork. Black holes are formed when matter collapses to densities where gravity prevents light escaping

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Astrophysical wonders never cease to amaze us, reminding us of our infinitesimal place in the vastness of the universe. Take a moment to ponder the significance of these celestial marvels. The iconic image known as "Pale Blue Dot" captured by Voyager 1 serves as a humbling reminder of Earth's minuscule size amidst the cosmic expanse. It reminds us that we are merely inhabitants on this tiny speck floating through space. In 2012, Hubble Ultra Deep Field unveiled an awe-inspiring snapshot showcasing thousands of galaxies, each containing billions of stars. This breathtaking view allows us to glimpse into the depths of time and witness the birth and death cycles occurring across countless light-years. The historic 1919 solar eclipse provided evidence supporting Einstein's theory of general relativity, forever changing our understanding of gravity and its effects on light bending around massive objects. Orion's Belt, a prominent feature in our night sky, guides stargazers towards Orion Nebula - a stellar nursery where new stars are born from swirling clouds of gas and dust. Its ethereal beauty captivates observers with its vibrant colors and intricate details. The Pillars of Creation within Eagle Nebula stand tall as colossal columns sculpted by stellar winds and intense radiation. These towering structures serve as incubators for new star formation, reminding us that even in seemingly desolate regions lies immense potential for life to emerge. Nebula Sh 2-106 presents itself like an otherworldly painting when observed through HST imagery. Its mesmerizing mixtures of gases create stunning hues that ignite curiosity about what lies beyond our own galaxy. Gas pillars within Eagle Nebula offer glimpses into cosmic nurseries where young stars form amidst turbulent surroundings. These majestic formations showcase nature's ability to shape matter into extraordinary shapes over millions or billions of years. Once again referencing the pivotal 1919 solar eclipse.