• Thumbnail for Roche lobe
    In astronomy, the Roche lobe is the region around a star in a binary system within which orbiting material is gravitationally bound to that star. It is...
    14 KB (1,930 words) - 14:40, 8 May 2024
  • Thumbnail for Édouard Roche
    mechanics. His name was given to the concepts of the Roche sphere, Roche limit, and Roche lobe. He also was the author of works in meteorology. He was...
    4 KB (384 words) - 20:39, 23 August 2022
  • Thumbnail for Roche limit
    In celestial mechanics, the Roche limit, also called Roche radius, is the distance from a celestial body within which a second celestial body, held together...
    13 KB (1,491 words) - 13:50, 11 May 2024
  • multi-driver loudspeakers Delta lobe or deltaic lobe, the projection of a river delta mouth into standing water Roche lobe, the region of space around a...
    1 KB (190 words) - 07:36, 18 June 2023
  • Thumbnail for Interacting binary star
    in which one or both of the component stars has filled or exceeded its Roche lobe. When this happens, material from one star (the donor star) will flow...
    2 KB (271 words) - 00:43, 10 February 2022
  • Thumbnail for Binary star
    the components fills the binary star's Roche lobe and the other does not. Gas from the surface of the Roche-lobe-filling component (donor) is transferred...
    67 KB (8,092 words) - 18:30, 16 July 2024
  • Thumbnail for Lobes of liver
    divided grossly into four parts or lobes: the right lobe, the left lobe, the caudate lobe, and the quadrate lobe. Seen from the front – the diaphragmatic...
    11 KB (1,318 words) - 06:54, 4 June 2024
  • siblings Roche limit (also known as the "Roche radius"), a concept in celestial mechanics Roche lobe, a concept in celestial mechanics Roche (spider)...
    2 KB (249 words) - 09:20, 8 April 2024
  • Thumbnail for Common envelope
    transfer when it overfills its Roche lobe and as a consequence the orbit will shrink further causing it to overflow the Roche lobe even more, which accelerates...
    10 KB (1,104 words) - 18:20, 25 February 2024
  • Thumbnail for Algol variable
    its Roche lobe. The secondary may also be a main sequence star, referred to as a detached binary or it may an evolved star filling its Roche lobe, referred...
    9 KB (676 words) - 17:28, 14 August 2023
  • Thumbnail for Lagrange point
    the Moon. In binary stars, the Roche lobe has its apex located at L1; if one of the stars expands past its Roche lobe, then it will lose matter to its...
    50 KB (5,703 words) - 04:44, 18 July 2024
  • Thumbnail for Nova
    shed its envelope onto its white dwarf companion when it overflows its Roche lobe. As a result, the white dwarf steadily captures matter from the companion's...
    28 KB (3,021 words) - 14:03, 18 July 2024
  • Thumbnail for PSR J1748−2446ad
    companion may be a "bloated main-sequence star, possibly still filling its Roche Lobe". Hessels and collaborators go on to speculate that gravitational radiation...
    4 KB (339 words) - 18:10, 24 April 2024
  • Thumbnail for LMC X-1
    fills its Roche lobe and it is predicted that it will encounter its Roche lobe in a few hundred thousand years. Once it reaches its Roche lobe, it will...
    8 KB (712 words) - 10:32, 15 July 2024
  • Thumbnail for Millisecond pulsar
    produced by the outer layers of a companion star that has overflowed its Roche lobe. The transfer of angular momentum from this accretion event can increase...
    20 KB (2,112 words) - 19:42, 5 April 2024
  • Gravitational binding energy Speed of gravity Newtonian limit Hill sphere Roche lobe Roche limit Phase space Symplectic manifold Liouville's theorem (Hamiltonian)...
    2 KB (187 words) - 18:09, 16 March 2022
  • Thumbnail for X-ray binary
    hole or neutron star. The other component, a donor, usually fills its Roche lobe and therefore transfers mass to the compact star. In LMXB systems the...
    14 KB (1,706 words) - 18:53, 18 July 2024
  • Thumbnail for Hill sphere
    Hill sphere (redirect from Roche sphere)
    Exploration website. Interplanetary Transport Network n-body problem Roche lobe Sphere of influence (astrodynamics) Sphere of influence (black hole) At...
    26 KB (2,934 words) - 01:43, 18 July 2024
  • Thumbnail for Atlas (moon)
    thinness. The size of the equatorial ridge is comparable with the expected Roche lobe of the moon, which means that for any additional particles impacting the...
    9 KB (726 words) - 19:41, 27 June 2024
  • Thumbnail for SN 2003fg
    star, either from the companion's stellar wind or the overflow of its Roche lobe as it evolves. However, the progenitor of SN 2003fg reached two solar...
    6 KB (523 words) - 04:47, 21 June 2024
  • Thumbnail for VV Cephei
    binary with the third longest known period. A red supergiant fills its Roche lobe when closest to a companion blue star, the latter appearing to be on the...
    26 KB (2,675 words) - 22:59, 28 June 2024
  • Thumbnail for Algol
    transfer: when the more massive star became a subgiant, it filled its Roche lobe, and most of the mass was transferred to the other star, which is still...
    33 KB (3,242 words) - 03:35, 12 July 2024
  • Thumbnail for PSR B1257+12 C
    companion (forming an X-ray binary) until the now-red supergiant exceeded its Roche lobe and began spilling material onto the neutron star, with the transfer being...
    12 KB (1,263 words) - 20:04, 13 January 2024
  • Thumbnail for Cygnus X-1
    gravitationally bound. Material that passes beyond this lobe may fall toward the orbiting companion. This Roche lobe is believed to be close to the surface of HDE 226868...
    66 KB (7,350 words) - 19:08, 16 July 2024
  • neutron star accreting matter from a normal star (HZ Her) probably due to Roche lobe overflow. Her X-1 is the prototype for the massive X-ray binaries although...
    8 KB (820 words) - 18:54, 24 October 2023
  • explored. A new species, the Gummies, is also introduced, living on the Roche lobe of the strange double planet. The story picks up where the Rocheworld...
    3 KB (371 words) - 23:15, 11 February 2023
  • the less-massive (and the larger) of the two white dwarfs will fill its Roche lobe and start mass transfer to its companion. Soon after the onset of mass...
    15 KB (2,062 words) - 02:16, 24 January 2024
  • Thumbnail for Symbiotic binary
    dwarf with a companion red giant. The cool giant star loses material via Roche lobe overflow or through its stellar wind, which flows onto the hot compact...
    7 KB (899 words) - 16:39, 28 February 2023
  • atmosphere into an orbit around itself, a mass transfer process known as Roche lobe overflow. The captured material forms a gaseous accretion disc and spirals...
    8 KB (1,073 words) - 03:36, 19 July 2024
  • Thumbnail for PSR B1620−26 b
    pulsar's red giant companion expanded, it filled and then exceeded its Roche lobe, so that its surface layers started being transferred onto the neutron...
    14 KB (1,704 words) - 18:57, 10 July 2024