OGSilverback

One of the clearest photographs of the surface of comet 67P/Churyumov–Gerasimenko Taken by the Rosetta spacecraft

The Cat’s Paw Nebula: A Stellar Nursery in Chaos In this multiwavelength view of the Cat’s Paw Nebula (NGC 6334), about 4,000 light-years away in Scorpius, infrared light from the James Webb Space Telescope is combined with X-rays from the Chandra X-ray Observatory (shown in pinkish purple). A mottled patch of pink at the center reveals young, million-year-old stars tucked behind thick, overlapping rings of dark orange cosmic dust. Webb’s infrared vision unveils a turbulent scene still unfolding: massive young stars are carving cavities into the surrounding gas and dust with powerful radiation and stellar winds, while their intense light bathes the region in a bright nebulous glow rendered in blue. These energetic newborns are both shaping and ultimately limiting the local star-forming process. Image credit: X-ray: NASA/SAO/CXC; Infrared: NASA/ESA/CSA/STScI; Image Processing: NASA/CXC/SAO/J. Major

A volcano has appeared on the moon Io, and we didn't even notice it happening. In 1997, this area of ​​Jupiter's moon Io looked completely quiet. But nearly three decades later, JunoCam’s optics detected fresh lava, sulfur, and a massive new volcanic region spanning approximately 180 km. Comparing images from *Galileo* and *Juno* revealed an even more striking picture: two lava flows about 100 km long and nine active volcanic plumes had appeared—where none had existed before.

The Cosmic Cliffs: Where Stars Carve the Universe Called the Cosmic Cliffs, this region is the dramatic, jagged edge of a gigantic gaseous cavity inside the nebula NGC 3324, roughly 7,600 light-years away. The vast cavern was hollowed out by the intense ultraviolet radiation and powerful stellar winds from extremely massive, hot, young stars blazing at the bubble’s center—above the area shown in the image. Their high-energy light continues to sculpt the nebula’s walls, slowly eroding them away and shaping the towering, cliff-like formations that give this view its name. Credit: JWST: Image: NASA, ESA, CSA, STScI Hubble: NASA, ESA, and The Hubble Heritage Team (STScI/AURA) Acknowledgment: N. Smith (University of California, Berkeley)

A section of the Martian surface near the southern polar cap. The "foam" here is a layer of frozen carbon dioxide, pitted with shallow depressions that reveal the planet's underlying soil. Visible at the bottom right is a depression or impact crater, with dry ice also visible on its floor. The image was captured by the HiRISE camera aboard the Mars Reconnaissance Orbiter. 🌙

Humanity faces a massive climate catastrophe: scientists anticipate a new El Niño cycle—a phenomenon that, 150 years ago, claimed the lives of tens of millions of people. This natural phenomenon involves the warming of the Pacific Ocean, disrupting weather patterns across the globe: some regions are inundated by floods, while others are scorched by drought and wildfires. These conditions lead to famine, rising prices, and mass migration. Current forecasts are even more alarming: in 2026, ocean temperatures could rise to 3°C above normal, threatening crop losses and global food supply disruptions. The last such cycle, in 1877, claimed the lives of up to 60 million people.