Star · White · Gemini

Alhena

24 Gem · HIP 31681

Above the horizon after darkHighest after dark 05:17 · southeast · 51°

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Where is Alhena?

Times for LondonChange city

Look southeast, about 51° up at 05:17 in Gemini. It rises at 23:10 and climbs through the night.

From London tonight, Alhena is above the horizon after dark. It’s highest just before dawn, around 05:17, in the southeast at 51°.

At magnitude 1.9 it is one of the brighter points in the sky, easy to see by eye when it’s clear.

This is position and timing only: clouds, haze and light pollution aren’t included.

Alhena looks white to the eye. Its spectral type is A1.5IV+: white subgiant (hotter than the Sun).

A white point of light, visible even from many towns when it’s clear.

Brighter, and its white color is easier to see.

Still a point of light: no amateur telescope shows a star’s surface.

What you’re likely to see, not what a space telescope photographs. General guidance from catalog brightness and size, not a forecast for tonight.

Alhena is a star in Gemini, shining at magnitude 1.9. Its spectral type, A1.5IV+, marks it as: white subgiant (hotter than the Sun).

Sources: SkyMate; Wikidata (CC0). Positions computed for your place and time with astronomy-engine. Data & Licences