Browsing Tag
celestial objects
2 posts
Could the latest ‘interstellar comet’ be an alien probe? Why spotting cosmic visitors is harder than you think
Comet 3I/ATLAS. International Gemini Observatory/NOIRLab/NSF/AURA/K. Meech/Jen Miller/Mahdi Zamani, CC BY Sara Webb, Swinburne University of Technology On July…
Infrared search for hidden ‘Planet Nine’ reveals two new candidates
By searching for the faint heat signature of a hidden world, astronomers have identified two promising new candidates for the mysterious Planet Nine.