SKY · DEEP-SKY · ARGENTINA
Deep-Sky Objects Tonight — Ushuaia
Tonight from Ushuaia, the best-placed deep-sky showpiece is Ptolemy Cluster (M7), riding about 70° up in the northern sky. Here's the full list of galaxies, nebulae and clusters worth hunting from Ushuaia tonight — and how dark a sky each one needs.
The Moon is nearly out of the way — dark skies for faint objects.
Best placed over Ushuaia tonight
Ranked by how high each climbs in tonight's dark sky from Ushuaia. The higher an object is, the less atmosphere you look through — and the better it shows.
A bright, sprawling star cluster low in the southern Milky Way — naked-eye from dark skies. In Scorpius.
A bright nebula in the heart of the Milky Way — superb in binoculars from a dark southern-sky view. In Sagittarius.
One of the brightest globular clusters, low in the south for northern observers. In Sagittarius.
A delicate nebula split by dark dust lanes, near the Lagoon in the rich Sagittarius star fields. In Sagittarius.
Home of the famous "Pillars of Creation"; the surrounding cluster is an easy binocular sight. In Serpens.
A dense, rich open cluster shaped like a flight of ducks — lovely in binoculars. In Scutum.
A compact, bright autumn globular cluster, easy to find off the Great Square of Pegasus. In Pegasus.
An edge-on galaxy with a dark dust lane like a hat brim — a small-telescope classic. In Virgo.
A glowing stellar nursery in Orion’s sword — visible to the naked eye, stunning in binoculars, a showpiece in any telescope. In Orion.
A bright planetary nebula, an easy and rewarding binocular and small-scope target. In Vulpecula.
A large, low-surface-brightness spiral — needs a genuinely dark, Moonless sky, then rewarding in binoculars. In Triangulum.
A tiny, perfect smoke ring — the glowing shell of a dying star; a small-telescope favourite. In Lyra.
A tight, bright knot of blue stars — obvious to the naked eye, dazzling in binoculars. In Taurus.
Out of reach from Ushuaia tonight
These showpieces are either below Ushuaia's horizon during tonight's dark hours, or never rise from this latitude at all — useful to know before you go looking.
Ushuaia right now
Faint galaxies and nebulae need a genuinely dark, cloudless, Moonless sky — a quick check of tonight's cloud cover and the stargazing verdict for Ushuaiatells you whether it's worth the trip out of town.
More sky over Ushuaia
SEE IT ON THE MAP
Watch the day/night line over Ushuaia to plan your dark-sky window.