If you're looking at the night skies Wednesday and make out a tiny green light in the sky, don't panic, aliens haven't landed. A rare green comet that has been traveling through our solar system for ...

Gianluca Masi from the Virtual Telescope Project captured imagery of comet C/2022 E3 (ZTF). The comet's closest approach to ...

The comet C/2022 E3 (ZTF) is seen approaching Earth in this composite image created from eight photographs taken using a 10-centimeter refracting telescope at Asagiri Plains in Fujinomiya, Shizuoka ...

Add articles to your saved list and come back to them anytime. Last month, NASA watched closely as an asteroid the size of a delivery truck whipped past our planet in one of the closest such ...

2023年は1月〜2月にかけて、5万年ぶりに地球に接近する緑の彗星が観測できます。 その彗星の名前は「C/2022 E3（ZTF）」。NASAジェット推進研究所によると、このZTF彗星は1月12日に太陽、そして2月2日に地球に最接近します。 地球に最も近づく時の距離は4250万 ...