Kontemplowanie Słońca

2026-08-09 Steven Gilbert

Have you contemplated your home star recently? Featured here, a Sun partially eclipsed on the top left by the Moon is also seen eclipsed by earthlings contemplating the eclipse below. This spectacular menagerie of silhouettes was taken in 2012 ...

Chwila Messiera dla Tempel 2

2026-08-08 Dan Bartlett

Which of these is not a comet? You guessed it - the one on the right is a globular star cluster. The diffuse greenish coma of periodic comet 10P/Tempel 2 is at left in the frame. In fact the globular star cluster is Messier 30, also known as M30, ...

obszar COSMOS Rubina

2026-08-07 NSF–DOE Vera C. Rubin Observatory/NOIRLab/SLAC/AURA Text: Cecilia Chirenti (NASA GSFC, UMCP, CRESST II)

There are more than half a million galaxies in the central panel of this image from the NSF-DOE Vera C. Rubin Observatory in Chile. This is the COSMOS field, a patch of sky several times larger than the full moon, first observed by Hubble. It ...

Nowe najostrzejsze zdjęcie Słońca...

2026-08-06

What does the new sharpest image of our Sun show? Instability. To be clear, a certain kind of interactive process called the Kelvin-Helmholtz instability (KHI). This instability can create waves and swirls when two streams flow past each other -- ...

Szprychy w Pierścieniu B Saturna

2026-08-05 Brad Croslin Text: Keighley Rockcliffe (NASA GSFC, UMBC CSST, CRESST II)

Don’t get spooked by Saturn’s ghostly spokes! Today we feature a nearly two-hour timelapse of Saturn and its rings looping forwards and backwards. A day on Saturn is only 10 hours long, so two hours of observation covers quite a bit of its ...

Ciekawe kometarne węzły w Mgławicy...

2026-08-04

What causes unusual knots of gas and dust in planetary nebulas? Seen also in the Ring Nebula, the Dumbbell Nebula and NGC 2392, the knots' existence was not initially predicted, and their origins are still not well understood. Pictured ...

Parujący meteor fotobombuje mgławicę...

2026-08-03 Tom Burnett

What's happening to this meteor? This bright meteor streak appeared and disappeared quickly during a long exposure of the Great Lacerta Nebula, seen faintly in red toward the center of the image. The meteoroid, likely a small pebble, creates ...

Ognisty tęczowy łuk nad Wirginą...

2026-08-02 Christa Harbig

What's happening to this cloud? Ice crystals in a distant cirrus cloud are acting like little floating prisms. Known informally as a fire rainbow for its flame-like appearance, a circumhorizon arc appears parallel to the horizon. For a ...

Księżyc Jeleni i Pas Wenusowy

2026-08-01 Branko Nadj

The Buck Moon is a traditional name for the full moon of July. In this colorful Adriatic sea and skyscape captured on July 28 from Krk Island along the coast of Croatia, a full Buck Moon is just rising over distant mountains. Since a full moon ...

NGC 4372 i ciemny gadżet

2026-07-31 Alessandro Cipolat Bares

The Dark Doodad Nebula drifts through southern skies, a tantalizing target for binoculars toward the small constellation Musca, The Fly. A dusty interstellar cloud, it's seen against rich starfields just south of the Coalsack Nebula and the ...