1. What Is C/2025 R2 (SWAN)? C/2025 R2 (SWAN) is a long-period comet discovered in September 2025 using the SWAN instrument on the SOHO spacecraft. It’s currently visible with binoculars in the Western Hemisphere, near Mars and the star Spica in Virgo. Its orbit brings it near Mars, but “near” in space terms still means […]
1. What Is C/2025 R2 (SWAN)? C/2025 R2 (SWAN) is a long-period comet discovered in September 2025 using the SWAN instrument on the SOHO spacecraft. It’s currently visible with binoculars in the Western Hemisphere, near Mars and the star Spica in Virgo. Its orbit brings it near Mars, but “near” in space terms still means […]
1. What Is C/2025 R2 (SWAN)? C/2025 R2 (SWAN) is a long-period comet discovered in September 2025 using the SWAN instrument on the SOHO spacecraft. It’s currently visible with binoculars in the Western Hemisphere, near Mars and the star Spica in Virgo. Its orbit brings it near Mars, but “near” in space terms still means […]