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Author: Alison Klesman

Alison earned her bachelor’s degree in physics and master’s degree in earth, atmospheric, and planetary science from MIT. During this time, she completed several years of research in the field of planetary science, working on research topics that ranged from comets and asteroids to the atmosphere of Pluto. She earned her Ph.D. in astronomy from the University of Florida for work surveying active galactic nuclei in massive galaxy clusters, after which she focused on outreach at Spencer's Observatory in Tucson, Arizona. Asteroid 30286 Klesman (2000 HG61) is named after her. Alison has been with the magazine since 2016.
The two hemispheres of the moon Iapetus
Observing

The Sky Today on Thursday, June 12: Iapetus at its best

Solar System, Stars

ESA’s Solar Orbiter reveals the Sun’s poles for the first time

Full Moon in July 2016.
Observing, The Moon

2025 Full Moon calendar: When to see the Full Moon and phases

Moon setting over clouds of San Francisco
Observing

The Sky Today on Wednesday, June 11: The June Strawberry Moon

The sky on June 10, 2025, at 12:30 A.M., looking south
Observing

The Sky Today on Tuesday, June 10: The Moon meets Antares

Observing

The Sky Today on Monday, June 9: Hercules’ other globular

The sky on June 8, 2025, 30 minutes after sunset, looking northwest
Observing

The Sky Today on Sunday, June 8: A conjunction of Mercury and Jupiter

The Dumbbell Nebula
Observing

The Sky Today on Saturday, June 7: The Dumbbell Nebula

The sky in the south on June 6, 2025
Observing

The Sky Today on Friday, June 6: The Moon and Spica

The sky on June 8, 2025, 30 minutes after sunset, looking northwest
Sky This Week, The Sky This Week

The Sky This Week from June 6 to 13: Jupiter and Mercury meet

the Summer Triangle
Observing

The Sky Today on Thursday, June 5: Summer Triangle rising

The constellation Delphinus
Observing

The Sky Today on Wednesday, June 4: Pallas swims with the Dolphin

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