February’s deep sky for 2022: Wondrous nebulae

Members of the EarthSky community shared these amazing photos of February's deep sky, including the Rosette and Dolphin Head Nebulae and 2 galaxies.

Solar Cycle 25 starting with a bang!

Solar cycle 25 has already shown itself to be active, with endless sunspots and coronal mass ejections producing solar storms and aurora. Will it stay active?

Wildfire risk will rise, UN report says

A new UN report says wildfire risk will rise. The report projects a 14% increase by 2030, 30% by 2050 and 50% by the end of the century.

US bald eagles have lead poisoning

A recent study found that about half of the bald eagles in the United States suffer from lead poisoning. See a gallery of bald eagles from February 2022.

3rd possible planet found orbiting nearest star

Astronomers say they have discovered a 3rd possible planet orbiting the closest star to our sun, Proxima Centauri. It is only about 1/4 of Earth's mass.

What are black holes?

Black holes are regions of space with gravitational fields so strong that nothing, not even light, can escape. Their sizes vary from stellar to supermassive.

A habitable zone planet for a dead star?

A possible habitable zone planet may be orbiting the white dwarf star WD1054–226. Weird, evenly spaced clouds of debris hint at its existence.

Winter fog in Willamette Valley, Oregon

Extended periods of fog in Willamette Valley, Oregon, in 2022. What is going on with Oregon? And what is temperature inversion?

Why so many dead galaxies in this galaxy cluster?

Astronomers found a galaxy cluster in the early universe unlike others from its era. The newborn cluster - MAGAZ3NE J095924+022537 - has old, red, dead stars.

Largest galaxy yet seen, in radio: Alcyoneus

Astronomers have discovered the largest galaxy yet via radio astronomy. It would take 100 Milky Way galaxies laid end to end to equal its size.