Dictionary term
Alkaid
Direct answer
Alkaid is Eta Ursae Majoris, a hot blue-white star at the free end of the Big Dipper's handle.
Alkaid is the bright tip of the Dipper handle and the Great Bear's tail.
Alkaid is the bright tip of the Dipper handle and the Great Bear's tail.
A symbolic locator, not a substitute for an observational chart at a specific place and time.Quick reference
- Use when
- Begin at the handle tip, arc inward toward Arcturus, or drop below Alkaid toward the Whirlpool Galaxy.
- Do not use it for
- Do not assume all seven Dipper stars form one co-moving physical group.
- Reference category
- Constellations & Star Lore
- Related terms
- Alioth, Mizar, Denebola, Zubenelgenubi
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How to find Alkaid tonight
Alkaid is the last star in the Big Dipper's handle, the one farthest from the bowl. Face north on any clear evening, find the seven bright stars of the Dipper, and follow the curve of the handle outward: the star at the very tip is Alkaid. From most of Europe, Canada, and the northern United States the Dipper never sets, so Alkaid is findable on any night of the year.
Alkaid is also the starting point of one of the sky's oldest directions: follow the arc of the handle onward and away from the bowl and you "arc to Arcturus," the brilliant orange star of Bootes, and can then "spike to Spica" beyond it. Just below the handle's tip, a small telescope or good binoculars under dark skies will show the Whirlpool Galaxy, M51.
The star itself: the Dipper’s hot blue outlier
Alkaid is Eta Ursae Majoris, a young, hot blue-white star of spectral class B3, around thirty-four hundred times the Sun's luminosity and roughly one hundred light years away. It shines at magnitude 1.9, and its surface runs close to sixteen thousand kelvin, far hotter than the Sun and the hottest of the Dipper's seven bright stars.
It is also an outsider in a literal sense. The five middle stars of the Dipper travel together through space as the Ursa Major Moving Group, born from one cloud and still drifting the same way. Alkaid and Dubhe, the two end stars, do not belong to that family: they are passing strangers moving in different directions. Over tens of thousands of years the Dipper's familiar shape will slowly come apart, with its two ends pulling away first.
The name and its lore
The name Alkaid comes from the Arabic qa'id banat na'sh, "the leader of the daughters of the bier." In old Arabic sky lore the bowl of the Dipper was a funeral bier and the three handle stars were mourners walking behind it; Alkaid leads that procession. The star's older alternative name, Benetnash, preserves the same phrase. The International Astronomical Union formally adopted Alkaid as the star's proper name in 2016.
In the Western fixed-star tradition, that funerary image followed the star into astrology, where older catalogues associate Alkaid with mourning and endings. The Great Almanac treats such attributions as inherited symbolism to reflect on, not as a physical influence or a prediction about anyone's life.
The story behind Alkaid
Its Arabic-derived name refers to the leader of the daughters of the bier in a traditional Arabic figure.
Alkaid in spiritual tradition
Alkaid leads beyond a familiar handle into the wider spring sky.
Alkaid: fact and faith, kept distinct
This is a factual sky reference. It can support wonder and orientation without turning a measured position or inherited pattern into a claim of fate or private revelation.
Alkaid in numerology
Alkaid is not a numerology claim. Any numbers attached to it should retain their ordinary scientific, calendrical, navigational, or historical meaning unless a separate symbolic interpretation is clearly labeled.
Why Alkaid matters
It gives a clean starting point for locating Canes Venatici, Boötes, and several spring galaxies.
Alkaid at work: an example
Alkaid differs in motion from the central Ursa Major Moving Group despite sharing the Dipper pattern.
Where interpretation stops
Alkaid is presented as sourced astronomy, calendrical, Earth-science, cultural, or instrument-history reference. Definitions should distinguish measured phenomena from civil convention and historical interpretation, preserve location and time dependencies, and avoid turning factual sky data into a deterministic personal claim.
Sources and editorial method
Research references used for this entry include:
- IAU Division C Working Group on Star Names - Official IAU working group responsible for standardizing star names used in international astronomy.
- CDS SIMBAD Astronomical Database - Professional astronomical database for stellar identifiers, positions, classifications, and bibliography.
- Source
- The Great Almanac Dictionary
- Category
- Constellations & Star Lore
- Also appears in
- Constellations & Star Lore
- Aliases
- None listed
- Last updated
- 2026-07-16
Launch from the tip of the Dipper
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Common questions
What is Alkaid?
Alkaid is Eta Ursae Majoris, a hot blue-white star at the free end of the Big Dipper's handle.
How is Alkaid used in an almanac?
Begin at the handle tip, arc inward toward Arcturus, or drop below Alkaid toward the Whirlpool Galaxy.
What should I avoid when interpreting Alkaid?
Do not assume all seven Dipper stars form one co-moving physical group.
