The photo was captured by astronaut Don Pettit on January 29 when the ISS was about 265 miles above the Pacific Ocean. It was taken a moment before sunrise while the Earth was still in darkness.

Witness live views of Earth from the International Space Station as it orbits the planet. Space streaming company Sen is broadcasting 24/7 from the ISS in beautiful 4K HD.

A new study suggests the platypus and echidna — the only egg-laying mammals — had a water-dwelling ancestor. The finding could upend what’s known of their evolution.