HD 1461
Encyclopedia
HD 1461 is a G0V class star slightly more massive than the Sun
(G2V), located about 76 light-years away in the constellation
of Cetus
.
As of December 2009, HD 1461 is now the largest main sequence
star with a possible Super-Earth
around it.
orbiting around HD 1461.
Sun
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields...
(G2V), located about 76 light-years away in the constellation
Constellation
In modern astronomy, a constellation is an internationally defined area of the celestial sphere. These areas are grouped around asterisms, patterns formed by prominent stars within apparent proximity to one another on Earth's night sky....
of Cetus
Cetus
Cetus is a constellation. Its name refers to Cetus, a sea monster in Greek mythology, although it is often called 'the whale' today. Cetus is located in the region of the sky that contains other water-related constellations such as Aquarius, Pisces, and Eridanus.-Ecliptic:Although Cetus is not...
.
As of December 2009, HD 1461 is now the largest main sequence
Main sequence
The main sequence is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness. These color-magnitude plots are known as Hertzsprung–Russell diagrams after their co-developers, Ejnar Hertzsprung and Henry Norris Russell...
star with a possible Super-Earth
Super-Earth
A super-Earth is an extrasolar planet with a mass higher than Earth's, but substantially below the mass of the Solar System's gas giants. The term super-Earth refers only to the mass of the planet, and does not imply anything about the surface conditions or habitability...
around it.
Planetary system
On 14 December 2009, scientists announced the discovery at least one planetExtrasolar planet
An extrasolar planet, or exoplanet, is a planet outside the Solar System. A total of such planets have been identified as of . It is now known that a substantial fraction of stars have planets, including perhaps half of all Sun-like stars...
orbiting around HD 1461.
See also
- 23 Librae23 Librae23 Librae is a yellow dwarf star in the constellation Libra, and is about 83.7 light-years from the Sun. 23 Lib has a mass of 1.05 suns and a radius of 1.25 suns...
- 61 Virginis
- HD 40307
- HD 69830HD 69830HD 69830 is an orange dwarf star approximately 41 light-years away in the constellation of Puppis. It has the Gould designation 285 G. Puppis, though this is infrequently used. In 2005, the Spitzer Space Telescope discovered a debris disk orbiting the star. The disk contains substantially more...
- List of extrasolar planets
- List of stars in Cetus
External links
- Aladin image of HD 1461