Compared to Earth, the planets have lower densities, masses twice as big, and volumes that are at least three times greater.
“Uncovering the Peekaboo Galaxy is like discovering a direct window into the past,” according to Gagandeep Anand, an astronomer at the Space Telescope Science Institute.
Artemis II will include three Americans and a Canadian, making Canada the second nation to have an astronaut orbit the Moon.
Researchers believe Enceladus is made from comet-like building blocks and the gas-rich ocean is a remnant of these materials.
BlueWalker’s reflective surface emits strong radio waves that could negatively impact radio astronomy.
Astronomers originally thought they had detected a gamma ray burst, which is the most powerful known source of light in the universe.
This new phase is called the second Kuiper Extended Mission, or KEM2.
The contract will support ICON’s development of its Olympus construction system.
The clouds were first seen on November 4, and astronomers at the Keck Observatory in Hawaii did follow-up observations on November 6.