• Thumbnail for Interstellar cloud
    An interstellar cloud is an accumulation of gas, plasma, and cosmic dust in galaxies. Put differently, an interstellar cloud is a denser-than-average...
    7 KB (794 words) - 03:10, 9 May 2025
  • Thumbnail for Local Interstellar Cloud
    The Local Interstellar Cloud (LIC), also known as the Local Fluff, is an interstellar cloud roughly 30 light-years (9.2 pc) across, through which the...
    11 KB (1,033 words) - 20:52, 24 May 2025
  • Thumbnail for Molecular cloud
    A molecular cloud—sometimes called a stellar nursery if star formation is occurring within—is a type of interstellar cloud of which the density and size...
    33 KB (3,752 words) - 14:09, 24 May 2025
  • Thumbnail for G-Cloud
    The Galactic cloud, G cloud, G-Cloud or G-Cloud complex, is an interstellar cloud located next to the Local Interstellar Cloud, within the Local Bubble...
    5 KB (414 words) - 22:39, 10 December 2024
  • Thumbnail for Interstellar medium
    The interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy. This matter includes gas in ionic...
    60 KB (7,341 words) - 19:05, 15 March 2025
  • Thumbnail for Cosmic dust
    astronomical location: intergalactic dust, interstellar dust, interplanetary dust (as in the zodiacal cloud), and circumplanetary dust (as in a planetary...
    52 KB (5,859 words) - 22:34, 24 May 2025
  • Thumbnail for Dark nebula
    A dark nebula or absorption nebula is a type of interstellar cloud, particularly molecular clouds, that is so dense that it obscures the visible wavelengths...
    4 KB (392 words) - 00:41, 3 June 2025
  • Thumbnail for Local Bubble
    Local Bubble (category Interstellar media)
    in the Milky Way (0.5 atoms/cm3), and one sixth that of the Local Interstellar Cloud (0.3 atoms/cm3).[dubious – discuss] The exceptionally sparse gas of...
    21 KB (2,180 words) - 18:43, 6 May 2025
  • Thumbnail for Sun
    the Local Interstellar Cloud, although it is not clear if it is embedded in the Local Interstellar Cloud or if it lies just outside the cloud's edge. Multiple...
    174 KB (19,376 words) - 16:43, 9 June 2025
  • Thumbnail for Interstellar object
    An interstellar object is an astronomical object (such as an asteroid, a comet, or a rogue planet, but not a star or stellar remnant) in interstellar space...
    54 KB (5,469 words) - 15:27, 30 May 2025
  • Thumbnail for List of interstellar and circumstellar molecules
    of the richest sources for detecting interstellar molecules is Sagittarius B2 (Sgr B2), a giant molecular cloud near the centre of the Milky Way. About...
    155 KB (9,589 words) - 15:19, 30 May 2025
  • Thumbnail for Oort cloud
    spherical outer Oort cloud enclosing the entire Solar System. Both regions lie well beyond the heliosphere and are in interstellar space. The innermost...
    67 KB (7,281 words) - 18:03, 25 May 2025
  • Thumbnail for Rho Ophiuchi cloud complex
    The Rho Ophiuchi cloud complex is a complex of interstellar clouds with different nebulae, particularly a dark nebula which is centered 1° south of the...
    12 KB (1,316 words) - 14:45, 20 May 2025
  • Thumbnail for Cirrus cloud
    extraterrestrial cirrus clouds are made of ammonia or methane, much like water ice in cirrus on Earth. Some interstellar clouds, made of grains of dust...
    63 KB (6,240 words) - 11:20, 5 June 2025
  • Thumbnail for Solar System
    boundary of the Solar System to interstellar space. The outermost region of the Solar System is the theorized Oort cloud, the source for long-period comets...
    224 KB (21,986 words) - 22:29, 7 June 2025
  • Thumbnail for Lists of planets
    planet formation is the nebular hypothesis, which posits that an interstellar cloud collapses out of a nebula to create a young protostar orbited by a...
    9 KB (813 words) - 17:27, 15 May 2025
  • Thumbnail for Interstellar probe
    An interstellar probe is a space probe that has left—or is expected to leave—the Solar System and enter interstellar space, which is typically defined...
    39 KB (4,202 words) - 01:36, 11 March 2025
  • Thumbnail for Hydroxyl radical
    order to study gas phase interstellar chemistry, it is convenient to distinguish two types of interstellar clouds: diffuse clouds, with T=30–100 K, and n=10–1000 cm−3...
    30 KB (3,023 words) - 11:55, 29 May 2025
  • Interstellar ice consists of grains of volatiles in the ice phase that form in the interstellar medium. Ice and dust grains form the primary material...
    7 KB (761 words) - 05:31, 18 April 2025
  • The seventh season of Stargate SG-1, an American-Canadian television series, began airing on June 13, 2003 on Sci Fi. The seventh season concluded after...
    22 KB (1,052 words) - 16:40, 4 June 2025
  • Thumbnail for Heliosphere
    Heliosphere (category Local Interstellar Cloud)
    physics terms, it is the cavity formed by the Sun in the surrounding interstellar medium. The "bubble" of the heliosphere is continuously "inflated" by...
    63 KB (6,577 words) - 12:30, 3 March 2025
  • Thumbnail for Trihydrogen cation
    et al. in a diffuse interstellar cloud in the sightline Cygnus OB2#12. In 2006 Oka announced that H+3 was ubiquitous in interstellar medium, and that the...
    23 KB (2,728 words) - 16:31, 9 June 2025
  • Thumbnail for Planet
    planet formation is the nebular hypothesis, which posits that an interstellar cloud collapses out of a nebula to create a young protostar orbited by a...
    199 KB (20,937 words) - 17:02, 8 May 2025
  • Thumbnail for Star formation
    formation is the process by which dense regions within molecular clouds in interstellar space—sometimes referred to as "stellar nurseries" or "star-forming...
    49 KB (5,712 words) - 20:15, 3 June 2025
  • Thumbnail for History of Solar System formation and evolution hypotheses
    Sun, in its present form, passed through a dense interstellar cloud and emerged enveloped in a cloud of dust and gas, from which the planets eventually...
    57 KB (7,872 words) - 16:23, 15 February 2025
  • technology co-operative headquartered in New Zealand Local Interstellar Cloud, an interstellar cloud Long Island City, a neighborhood in Queens, New York City...
    1 KB (222 words) - 09:47, 13 February 2025
  • Thumbnail for List of nearest stars
    moving within (or near) the Local Interstellar Cloud, roughly 30 light-years (9.2 pc) across. The Local Interstellar Cloud is, in turn, contained inside the...
    118 KB (5,488 words) - 15:16, 7 June 2025
  • Thumbnail for Outer space
    depending on the local density of the interstellar medium. The Local Bubble contains dozens of warm interstellar clouds with temperatures of up to 7,000 K...
    148 KB (14,515 words) - 23:45, 25 May 2025
  • Thumbnail for Malononitrile
    D), malononitrile was detected in spectral emissions coming from interstellar cloud TMC-1 through the QUIJOTE line survey conducted with the Yebes 40...
    8 KB (484 words) - 13:29, 26 May 2025
  • Thumbnail for Voyager 1
    program Interstellar probe List of artificial objects leaving the Solar System List of missions to the outer planets Local Interstellar Cloud Space exploration...
    113 KB (8,844 words) - 09:18, 5 June 2025