From Earth, the cosmic lineup of the moon, Earth and sun caused the moon to appear with a striking red glow. But from the lunar surface, the effect would have been reminiscent of the total solar ...

After the moon-forming impact, Earth was a very different planet from the world we see today! Where the present-day Earth has oceans covering much of its surface, the early Earth was covered in a ...

etching its surface with myriad cracks. Feng elucidated on this period, drawing parallels with Earth. "Much like our planet, the moon’s mantle once harbored pockets of molten magma," he noted.

After the moon-forming collision, Earth was a molten world, enveloped by a magma ocean hundreds of miles deep. The collision’s immense energy melted Earth’s surface, while its atmosphere ...