Best Obsolete

Vultur volans refers to the ancient Roman designation of the constellation Aquila, meaning “Flying Vulture.” This constellation was identified by Greek astronomers in the 2nd century BC and later adopted by the Romans. It’s notable for its association with a prominent bird figure in classical mythol...

Serpentarius was historically recognized as a constellation representing a serpent, primarily through its association with the figure of Ophiuchus. Dating back to Ptolemy’s astronomical work, it distinguished itself by dividing the larger Serpens (the Serpent) constellation. This designation is now...

Asselli and Praesepe refer to an asterism in the constellation Cancer, consisting of two stars known as the Aselli (Latin for "little donkeys") and the Praesepe star cluster. The Aselli include Asellus Australis and Asellus Borealis, representing donkeys flanking the Praesepe, which translates to "m...

Danish Tarok is a Scandinavian trick-taking card game derived from the broader Central European tarock family. It is traditionally played with a specialized 54-card deck featuring French suit symbols alongside a permanent trump suit. The game is notable for its distinct bidding conventions and is pr...

Capra and Haedi are an ancient asterism in the constellation Auriga, representing a goat and her kids. Capella, the brightest star in Auriga, was historically associated with Amalthea, the goat from Greek mythology. The stars Zeta Aurigae and Eta Aurigae, located near Capella, were identified as the...

This is the original Google Home speaker. Like the 2nd Gen Echo, it is technologically surpassed by the Nest Mini and Nest Audio. While it still functions, its software support and audio performance are outdated. It serves as a historical reference point rather than a recommended purchase for modern...

Xiphias is an obsolete constellation name derived from the Greek word for swordfish. Johannes Kepler used the name in the 1627 Rudolphine Tables, but modern astronomical practice treats the corresponding region of sky as Dorado, one of the 88 officially recognized constellations. Dorado lies in the...

Antinous was a former constellation, drawn as a figure associated with Antinous, the young companion of the Roman emperor Hadrian. The star group occupied an area within Aquila and was sometimes represented separately from the eagle. Tycho Brahe catalogued it as a distinct constellation in 1602, but...

Tarandus vel Rangifer is a former northern-sky constellation depicting a reindeer, also known by the names Tarandus, Rangifer, and Renne. French astronomer Pierre Charles Le Monnier introduced it in 1736 in connection with the Maupertuis expedition to Lapland; it was placed between Cassiopeia and Ca...

Chara is a historical name associated with one of the two hunting dogs depicted by Johannes Hevelius in the constellation Canes Venatici. The name was introduced in the seventeenth century, but it is no longer used as an official constellation or stellar designation in modern astronomy. The name sur...

Phaethon was a medieval star figure identified with Auriga, recalling Helios's son whose fatal chariot ride was retold by Hyginus.

Tubus Herschelii Major is an obsolete constellation representing William Herschel's reflecting telescope, introduced by Maximilian Hell in 1789.

Asterion was one of Hevelius's two hunting dogs in Canes Venatici, named in 1690 and later absorbed into the modern constellation's outline.

Tubus Herschelii Minor is an obsolete constellation representing a smaller telescope, introduced alongside its larger counterpart by Maximilian Hell in 1789.

Ramus Pomifer was Hevelius's 1690 Apple-Bearing Branch in Hercules; in 2025 the IAU named 102 Herculis Ramus after the obsolete figure.

Rangifer was Pierre Charles Le Monnier's 1736 Reindeer between Cassiopeia and Camelopardalis, also known as Tarandus in old atlases.

Lilium was Augustin Royer's 1679 fleur-de-lys constellation for Louis XIV, using stars later known as Musca Borealis near Aries.

Anser Americanus was Kepler's 1627 Latin alternative for Tucana, the American Goose, later superseded by modern Tucana in the southern sky.

Gloria Frederici was Bode's 1787 constellation honoring Frederick the Great of Prussia, placed near Andromeda after the king's 1786 death.

Apes was Petrus Plancius's 1612 northern Bees constellation between Perseus and Aries, later renamed Vespa, Lilium, and Musca Borealis.

Rosa was Petrus Apianus's 1536 Rose constellation, an early symbolic addition that did not survive into the IAU's modern 88 constellations.

An FPGA crypto-wallet utilizes Field Programmable Gate Arrays to generate and store cryptographic keys directly on the device, offering enhanced security by isolating private keys from software vulnerabilities and potentially improving transaction processing speeds compared to traditional wallets.

Cancer Minor was Petrus Plancius's 1613 Lesser Crab in southwestern Gemini, a small northern constellation later dropped from standard atlases.

Psalterium Georgianum was Maximilian Hell's 1789 George's Psaltery, formed from northern Eridanus stars to honor Britain's George III.

Norma Nilotica was Alexander Jamieson's 1822 Nilometer constellation on Aquarius's western edge, named for the Egyptian Nile-measuring device.

Solarium was Alexander Jamieson's 1822 Sundial constellation, proposed as a replacement for Reticulum but never accepted in modern usage.

Battery of Volta was Thomas Young's 1807 electrical-battery constellation between Delphinus and Pegasus, commemorating Alessandro Volta's invention.

Hippocampus was John Hill's 1754 Sea Horse constellation between Eridanus, Taurus, and Cetus, a failed addition from his Urania star atlas.

Manis was John Hill's 1754 Pangolin constellation between Andromeda, Lacerta, and Cygnus, notable as one of his unusual animal inventions.