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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.
Path of Ceres in October 2025
Observing

The Sky Today on Tuesday, October 28: Track Ceres’ movement

Observing

The Sky Today on Monday, October 27: Jupiter passes south of Pollux

Observing

The Sky Today on Sunday, October 26: Iapetus at inferior conjunction

Observing

The Sky Today on Saturday, October 25: Two shadows on Jupiter’s cloud tops

Observing

The Sky Today on Friday, October 24: The Moon and Antares

Sky This Week, The Sky This Week

The Sky This Week from October 24 to 31: Iapetus stands near Saturn

Observing

The Sky Today on Thursday, October 23: The Moon visits Mars and Mercury

Observing

The Sky Today on Wednesday, October 22: Check out the California Nebula

Observing

The Sky Today on Tuesday, October 21: The Orionids peak, Comet Lemmon is closest to Earth, and Titan makes a transit

Observing

The Sky Today on Monday, October 20: Visit the Pleiades

Today in the History of Astronomy

Oct. 19, 2017: The discovery of ‘Oumuamua

Observing

The Sky Today on Sunday, October 19: The Moon and Venus before dawn

Posts pagination

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