Posts by 

Deborah Byrd

Saturn from Earth, 2004 to 2015

As we view Saturn from Earth over years, our perspective changes. Sometimes see the north face of the rings, and sometimes the south face.

2021’s Harvest Moon: Favorite photos

Photos of 2021's Harvest Moon from the EarthSky Community. Our thanks to all who contributed! Check out community page for more.

Asteroid 2021 SG came from the sun’s direction

Asteroid 2021 SG - 4 times the diameter of 2013's Chelyabinsk meteor - passed near Earth without being previously detected on September 16, 2021.

Rerun of a supernova blast expected 2037

Astronomers expect to see a rerun of a supernova blast, whose light traveled 10 billion years to reach us, in about the year 2037.

Wildfire threatens a SETI telescope in California

Wildfire threatens a SETI telescope. The Allen Telescope Array in California was built specifically for SETI. Scientists and engineers evacuated.

A new coral reef atlas you can explore

A new coral reef atlas is the first global, high-resolution map of its kind. It presents details on the composition and structure of the ocean floor.

Star collision triggers supernova explosion

Star collision triggers supernova! Dramatic evidence that a black hole or neutron star spiraled its way into the core of a companion star and ... boom!

Aurora alert! Pair of CMEs to jolt Earth’s magnetic field

Aurora alert! A pair of coronal mass ejections will reach Earth September 1-2, 2021. Though not dangerous to satellites or the grid, they might cause auroras.

What flows into a galaxy ‘cleaner’ than what flows out

Pure hydrogen and helium gas flows into a galaxy. It's used to make new stars. Those stars make new elements, which are later released back to intergalactic space.

Late summer 2021 fires, California, seen from space

NASA's Terra satellite caught images of streamers of smoke from late summer 2021 fires in California during its 115,254th orbit of Earth.