HAT-P-5 is a 12th magnitude star in the constellation Lyra, approximately 1,000 light years away from Earth. It is a spectral type G star, about 1.16...

HAT-P-7b (or Kepler-2b) is an extrasolar planet discovered in 2008. It orbits very close to its host star and is larger and more massive than Jupiter...

HAT-P-5b is a transiting extrasolar planet located approximately 1000 light-years away in the constellation of Lyra, orbiting the star HAT-P-5. It is a...

A hat is a head covering which is worn for various reasons, including protection against weather conditions, ceremonial reasons such as university graduation...

HAT-P-67 is a binary star system, made up of a F-type subgiant and a red dwarf star, which is located about 1,200 light-years away in the constellation...

hat-trick) or more in a single match. The first player to achieve the feat was Frenchman Eric Cantona, who scored three times for Leeds United in a 5–0...

HAT-P-38b, formally named Hiisi, is a transiting exoplanet orbiting the G-type star HAT-P-38 821 light-years from the Solar System in the constellation...

HAT-P-11b (or Kepler-3b) is an extrasolar planet orbiting the star HAT-P-11. It was discovered by the HATNet Project team in 2009 using the transit method...

HAT-P-6 also named Sterrennacht is a star in the constellation Andromeda, located approximately 895 light years or 274 parsecs away from the Earth. It...

HAT-P-1b is an extrasolar planet orbiting the Sun-like star HAT-P-1, also known as ADS 16402 B. HAT-P-1 is the dimmer component of the ADS 16402 binary...

HAT-P-17 is a K-type main-sequence star about 92.4 parsecs (301 ly) away. It has a mass of about 0.857 ± 0.039 M☉. It is the host of two planets, HAT-P-17b...

football hat-trick scoring, including exceptional numbers of hat-tricks; exceptional feats in scoring a hat-trick; and achievements relating to the hat-trick...

Red Hat, Inc. (formerly Red Hat Software, Inc.) is an American software company that provides open source software products to enterprises[clarification...

HAT-P-32b is a planet orbiting the G-type or F-type star HAT-P-32, which is approximately 950 light years away from Earth. HAT-P-32b was first recognized...

HAT-P-33 (2MASS J07324421+335006, GSC 2461-00988) is a late-F dwarf star. It is orbited by a planet called HAT-P-33b. A search for a binary companion star...

The cowboy hat is a high-crowned, wide-brimmed hat best known as the defining piece of attire for the North American cowboy. Today it is worn by many...

HAT-P-38, formally named Horna, is a star located in the northern constellation Triangulum. It has an apparent magnitude of 12.51, making it readily visible...

HAT-P-13c is a substellar object orbiting the star HAT-P-13 located 698 light years away from Earth in the constellation of Ursa Major. A search for transits...

HAT-P-12b, formally named Puli, is an extrasolar planet approximately 468 light years away from Earth, orbiting the 13th magnitude K-type star HAT-P-12...

HAT-P-3, is a metal-rich K5 dwarf star located about 441 light-years away in the constellation Ursa Major. At a magnitude of about 11.5 it is not visible...

HAT-P-30, also known as WASP-51, is the primary of a binary star system about 700 light-years away. It is a G-type main-sequence star. HAT-P-30 has a similar...

HAT-P-2b is an extrasolar planet detected by the HATNet Project in May 2007. It orbits a class F star HAT-P-2, (bigger and hotter than the Sun), located...

HAT-P-7 is a F-type main sequence star located about 1088 light-years away in the constellation Cygnus. The apparent magnitude of this star is 10.5, which...

HAT-P-33b is a planet in the orbit of HAT-P-33, which lies 1,310 light years away from Earth. Its discovery was reported in June 2011, although it was...

A top hat (also called a high hat, or, informally, a topper) is a tall, flat-crowned hat traditionally associated with formal wear in Western dress codes...

HAT-P-14b, officially named Sissi also known as WASP-27b, is an extrasolar planet located approximately 224.2 ± 0.6 parsecs (731.2 ± 2.0 ly) away in the...

romanized: ṭarbūš), is a felt headdress in the shape of a short, cylindrical, peakless hat, usually red, typically with a black tassel attached to the top. The name...

The bowler hat, also known as a Coke hat, billycock, bob hat, bombín (Spanish) or derby (United States), is a hard felt hat with a rounded crown, originally...

The Cat in the Hat is a 1957 children's book written and illustrated by American author Theodor Geisel, using the pen name Dr. Seuss. The story centers...

HAT-P-18 is a K-type main-sequence star about 530 light-years away. The star is very old and has a concentration of heavy elements similar to solar abundance...