NASA's Mars Reconnaissance Orbiter imaged a hole on Mars in 2022 that recently resurfaced, reigniting the conversation about these mysterious features.

Not only will it study galaxies and black holes ... for planets outside of the Earth’s solar system. Webb's exoplanet studies will include some strange, wild planets, including a lava-covered ...

If true, these holes could be one of the best places to search for alien life, because they could offer a protective sanctuary from the planet's harsh surface. Lava tubes on the Moon, for example ...