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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.
A golden Full Moon in a dark blue sky seen through the branches of a foreground tree.
Observing, The Moon

2026 Full Moon calendar: When to see the Full Moon and phases

The path of Comet 24P/Schaumasse during January 2026
Observing

The Sky Today on Tuesday, January 20: Comet Schaumasse slides by some galaxies

Observing

The Sky Today on Monday, January 19: Where Messier started: M1

Observing

The Sky Today on Sunday, January 18: Catch Caroline’s Rose

Observing

The Sky Today on Saturday, January 17: Titan sits near Saturn

Observing

The Sky Today on Friday, January 16: Buzz the Beehive

Sky This Week, The Sky This Week

The Sky This Week from January 16 to 23: Caroline’s Rose blooms

Observing

The Sky Today on Thursday, January 15: Saturn moves into Pisces

Observing

The Sky Today on Wednesday, January 14: Iapetus at inferior conjunction

Observing

The Sky Today on Tuesday, January 13: Ganymede’s turn to transit

Observing

The Sky Today on Monday, January 12: Io’s post-opposition transit

The path of asteroid 16 Psyche in January 2026
Observing

The Sky Today on Sunday, January 11: Psyche moves north of Aldebaran

Posts pagination

1 2 3 … 80 Older posts
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