A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Tonight starts a great week of star gazing. Here's when to watch the full moon next to Venus, and a rare planetary parade ...

Missed January's planetary parade? February 2025 offers another celestial spectacle. Discover when, where & how to catch ...

The fifth and final planet is the smallest in our solar system: Mercury. This rocky little world becomes visible during the final week of February, shining almost as brightly as Sirius, the brightest ...

and chances to attain sightings of all the planets of our solar system before the month’s end. The other planets easy to see with the naked eye are Saturn, of magnitude +1.1, 11° to 22° below and a ...

Satellites have managed to detect faint electromagnetic signals generated by ocean tides, suggesting that space-born sensors ...

Researchers found for the first time evidence that even microquasars containing a low-mass star are efficient particle accelerators, which leads to a significant impact on the interpretation of the ...

“Together with our international partner teams ... “Other celestial bodies such as Saturn's moon Enceladus, or the dwarf planet Ceres have been able to evolve since then and are still very ...

Vatican City (0.44 sq km): Vatican City, the world’s smallest sovereign city-state, is the administrative and spiritual hub of the Roman Catholic Church, encircled by Rome. It is home to around 800 ...

Mercury, the Small One: Named after the Roman messenger god, who was known for being swift-footed, Mercury is the smallest planet in our solar system and is only slightly larger than Earth's moon.