- An
exoplanet or
extrasolar planet is a
planet outside the
Solar System. The
first possible evidence of an
exoplanet was
noted in 1917 but was not recognized...
-
Extraterrestrial intelligence (ETI)
refers to
hypothetical intelligent extraterrestrial life. No such life has ever been
verifiably observed to exist....
- Any
planet is an
extremely faint light source compared to its
parent star. For example, a star like the Sun is
about a
billion times as
bright as the reflected...
- An
exomoon or
extrasolar moon is a
natural satellite that
orbits an
exoplanet or
other non-stellar
extrasolar body.
Exomoons are
difficult to
detect and...
- An exocomet, or
extrasolar comet, is a
comet outside the
Solar System,
which includes rogue comets and
comets that
orbit stars other than the Sun. The...
- From the
total of 4,461
stars known to have
exoplanets (as of
April 17, 2025),
there are a
total of 976
known multiplanetary systems, or
stars with at...
-
family Bellerophontidae 51
Pegasi b,
nicknamed Bellerophon, the
first exosolar planet discovered around a main
sequence star
Bellerophon program, a program...
- Stapelfeldt, Karl; Marois, Christian; Krist, John (2008). "Optical
Images of an
Exosolar Planet 25 Light-Years from Earth". Science. 322 (5906): 1345–8. arXiv:0811...
- Nick N.; Mather, John C.; Taidakova,
Tanya A. (2000). "Signatures of
Exosolar Planets in Dust
Debris Disks". The
Astrophysical Journal. 537 (2): L147...
-
Retrieved 2010-01-13. B. R.
Oppenheimer (2013). "Reconnaissance of the HR 8799
Exosolar System I: Near IR Spectroscopy". The
Astrophysical Journal. 768 (1). Cornell...
