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HomePhotographyThe three best photos from the historic Mercury flyby of BepiColombo

The three best photos from the historic Mercury flyby of BepiColombo


The joint European Space Agency (ESA) and Japan Aerospace Exploration Agency (JAXA) BepiColombo mission performed its sixth flyby of Mercury yesterday, January 8, 2025. This historic maneuver enabled the spacecraft to capture incredible new photos From just 295 kilometers (183 mi) above the planet’s surface.

“At 06:59 CET, BepiColombo flew just 295 km above Mercury’s surface on the planet’s cool, dark night. About seven minutes later, it passed directly over Mercury’s north pole before acquiring a clear view of the planet’s sunlit north,” explains ESA.

A black-and-white image of the lunar surface taken by BepiColombo Monitoring Camera 1, showing craters labeled Prokofiev, Kandinsky, Tolkien, Gordimer, Lismier, and Henry. Part of a spacecraft sticking out on the right. Date: 8 January 2025.
After BepiColombo flew through Mercury’s shadow, M-CAM1 took the first close-up shots of Mercury’s surface. Flying over the ‘terminator’, the boundary between day and night, BepiColombo had the unusual opportunity to look directly into craters at Mercury’s north pole. These craters always remain in shadow. These unexplored craters are among the coldest places in the entire Solar System, even though Mercury is the closest planet to the Sun. There is evidence that there is frozen water in these pits, which BepiColombo will investigate.

Black and white image of the Moon's surface taken by BepiColombo's Monitoring Camera 1. The surface is dotted with craters of varying sizes, with a spacecraft component visible on the right. Timestamp: 8 January 2025, 07:07 CET.

The spacecraft captured close-up views of Mercury using its surveillance cameras (M-CAM). These three cameras capture monochrome images with different fields of view. Each camera shoots 1,024 by 1,024-pixel photos.

BepiColombo’s sixth Mercury flyby is the last time M-CAM will get close-up views of the planet, as the spacecraft module to which they are attached will soon separate from a pair of mission orbiters: ESA’s Mercury Planetary Orbiter and JAXA. Of Mercury Magnetospheric. Orbiter. The module will separate from the orbiter before entering Mercury orbit in late 2026.

A black-and-white image of the surface of Mercury taken by the BepiColombo spacecraft. Notable features include craters labeled Rustaveli, Mendelssohn and Caloris, a bright lava flow and spacecraft formations.
Another photo from M-CAM1, taken just five minutes after the photo above, shows Mercury’s cratered surface. At the lower left of the planet is the Caloris Basin, Mercury’s largest impact crater. The basin is more than 1,500 kilometers wide.

A black and white image of Mercury's cratered surface with a portion of the BepiColombo spacecraft visible. Photo credited to JAXA and ESA, taken on January 8, 2025 at 07:12 CET.

“This is the first time that we conducted two flyby missions back to back. This flyby comes a little more than a month after the previous one,” says Frank Budnik, BepiColombo flight dynamics manager. “Based on our initial assessment, everything proceeded smoothly and flawlessly.”

A black and white image of the Moon's surface with the BepiColombo spacecraft visible. Labels show lunar features: Nathair Facula, Fontaine, and Rustaveli, with date and time.
Mercury is a very dark planet – it reflects about two-thirds more light than the Moon – but the planet’s young features are relatively brighter. Scientists are unsure exactly what Mercury is made of, but photos like these shed light on the matter. Scientists can learn about the planet’s geology based on the reflectivity of different parts of the planet’s surface, which varies in age due to crater impacts.

Black and white image of part of the BepiColombo spacecraft in space, with a view of Mercury's surface below. ESA and JAXA logos are visible. Date and time: 8 January 2025, 07:17 CET.

BepiColombo’s primary mission phase is scheduled to begin in a few years, but the six flybys before then have proven valuable.

“Over the next few weeks, the BepiColombo team will be working hard to solve Mercury’s many mysteries with the data from this flyby,” says Geraint Jones, BepiColombo project scientist at ESA.

Infographic of BepiColombo's sixth Mercury flyby. It highlights the spacecraft's path, imaging opportunities and closest approach time on January 8, 2025. Instrument details and target surface features are shown along with a view of Mercury's orbital path.

BepiColombo launched on October 20, 2018. The joint ESA and JAXA mission is Europe’s first mission to Mercury. Both orbiters will enter Mercury orbit in late 2026, with scientific operations expected to begin early next year.

While the three images above are the best from recent flybys, according to ESA, M-CAM’s all-new images are Available for viewing at the Planetary Science Archive,


Image Credit: ESA/BPColombo/MTM



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