Search results
Results from the WOW.Com Content Network
Disk Planet Planet distance (in AU) Notes HD 100546: Disk extends out to 17: Diameter, 721 AU [1] HD 100546 b: 6.5 – GM Aurigae: 0–300 – – – Disc is warped Lynds 1551: 0.1 – – – Binary system 45 AU apart OTS 44 – – – – Second smallest brown dwarf TW Hydrae: 80: 440 [2]
This study also found that the disk is surrounded by a large "foot-like" structure seen in H-alpha. [5] This "foot-like" structure could however belong to the Herbig-Haro object HH 530, which is located just north of proplyd 114-426. [7] The disk was imaged with ALMA and the disk mass was estimated to be 3.38 ±0.56 M J. [8]
Many of them are protoplanetary disks or debris disks. Only some are transitional disks between protoplanetary and debris. Only some are transitional disks between protoplanetary and debris. A few disks in this list are circumbinary disks .
In January 1999, NASA announced a protoplanetary disk around HD 141569. The Hubble Space Telescope showed that the disk appears to come in two parts (inner and outer). It superficially resembles the largest gap in Saturn's rings (known as the Cassini division). The vast disk is 75 billion miles across (13 times the diameter of Neptune's orbit ...
A protoplanetary disk is a rotating circumstellar disc of dense gas and dust surrounding a young newly formed star, a T Tauri star, or Herbig Ae/Be star. The protoplanetary disk may not be considered an accretion disk ; while the two are similar, an accretion disk is hotter and spins much faster.
A proplyd, short for ionized protoplanetary disk, is an externally illuminated photoevaporating protoplanetary disk around a young star. Nearly 180 proplyds have been discovered in the Orion Nebula . [ 1 ]
It is no longer accreting mass, and is magnetically decoupled from the remnants of the protoplanetary disk, [3] belonging to the terminal, 3rd phase of the disk evolution. [7] Submillimeter Array (SMA) 1.3mm observations of HD 283572 detected an extreme brightening event with a radio luminosity of 8.3x10 16 erg/s/Hz that spanned 9 hours on ...
AB Aurigae b is a directly imaged protoplanet or proto-brown dwarf [3] embedded within the protoplanetary disk of the young, Herbig Ae/Be star AB Aurigae.The system is about 508 light-years away: AB Aur b is located at a projected separation of about 93 AU from its host star.