Nowy krater księżycowy: McGetchin

2026-09-23

A once-in-a-lifetime crater has appeared on the Moon! A comet or asteroid roughly the size of a humpback whale (approximately 10-20 meters, 30-60 feet) crashed into the Moon sometime between April and May of 2024. The Lunar Reconnaissance Orbiter ...

Szansa na potrójne ustawienie w...

2026-09-22 Petr Horalek / Inst. Physics Opava

This shot captured an unexpected silhouette. Which is it? It isn't the sunspots, the small dark regions caused by concentrated magnetic fields visible around the Sun's bright disk. Sunspots typically last for weeks and were expected, ...

Cocoon Nebula Szerokie Pole

2026-09-21 Piotr Czerski

When does a nebula look like a comet? In this crowded starfield covering over two degrees within the high-flying constellation of the Swan (Cygnus), the eye is drawn to the Cocoon Nebula. A compact star forming region, the cosmic Cocoon ...

Analemma nad Kamieniami Callanish

2026-09-20 Giuseppe Petricca

If you went outside at the same time every day and took a picture that included the Sun, how would the Sun's position change? A visual answer to that question is an analemma, a composite image taken from the same spot at the same time over ...

Zodiakalna noc

2026-09-19 Neelam and Ajay Talwar

Also known as the false dawn, a luminous band of zodiacal light is captured in this dark night skyscape. The serene view was recorded just before the beginning of astronomical twilight during September's star party at the remote Hanle Dark ...

Messier 33: Galaktyka Trójkąta

2026-09-18 George Chatzifrantzis

The small, northern constellation Triangulum harbors this magnificent face-on spiral galaxy, Messier 33. Its popular names include the Pinwheel Galaxy or just the Triangulum Galaxy. M33 is over 50,000 light-years in diameter, third largest in the ...

Skarbiec w Mgławicy Cariny

2026-09-17 ESA/Webb, NASA & CSA, M. Reiter; Acknowledgement: M. H. Özsaraç Text: Cecilia Chirenti (NASA GSFC, UMCP, CRESST II)

This treasure chest is full of stars. The featured image was obtained with NASA's James Webb Space Telescope and shows a dust pilar in the Carina Nebula inside our Galaxy, roughly 7500 light-years away. It is formed by interstellar gas ...

Widok Webba na M64

2026-09-16

Sometimes where Hubble finds darkness, Webb sees light. An example is today’s composite images of Messier 64 (M64), a nearby spiral galaxy of many names. The dark band of dust partially blocking its bright core earned it the moniker “the Black ...

Dzienne zaćmienie: Księżyc zasłania...

2026-09-15 Arnaud Mariat

There was something behind the clouds. Upon close inspection, it was the Moon, which was hard to see yesterday around noon above the small village of Cessy, France. But soon, it was not only the Moon. As expected, a bright dot suddenly appeared ...

Skąd pochodzą twoje elementy

2026-09-14

The hydrogen in your body and present in every molecule of water came from the Big Bang. There are no other appreciable sources of hydrogen in the universe. The carbon in your body was made by nuclear fusion in the interior of stars, as was the ...