Category: News (Page 1 of 15)

Total Lunar Eclipse March 3, 2026

Plan to stay up all night or set your alarm. There is a total lunar eclipse visible in Southern California during the very early morning hours of March 3. This will be the last total lunar eclipse visible until June 26, 2029!

Eclipse StageTime (Redlands)
Penumbral eclipse starts12:44 am
Partial eclipse starts1:50 am
Full eclipse starts3:04 am
Maximum eclipse3:33 am
Full eclipse ends4:02 am
Partial eclipse ends5:17 am
Penumbral eclipse ends6:23 (below horizon)

View Titan’s Shadow

Viewing Titan’s shadow on Saturn is only possible every 15-years consigning with Saturn’s tilt when the rings are lined up edge on. Now that Saturn is becoming an evening planet (rising around midnight 7/15), it is time to catch Titan’s shadow. Titan orbits Saturn once every 16 days. Here is a table of crossing events.

DateStartMid-transitEnd
7/1812:00 am2:44 am5:05 am
8/2-311:25 pm (8/2)1:52 am4:04 am
8/18-1910:52 pm (8/18)1:01 am3:00 am
9/3-410:25 pm (9/3)12:09 am1:50 am
9/19-2010:09 pm (9/19)11:20 pm (9/19)12:34 am
10/510:32 pm*

*Full shadow on disk only at mid-transit

Ref: https://skyandtelescope.org/astronomy-news/observing-news/titan-shadow-transit-season-underway/

Total Lunar Eclipse March 13-14

Stay up late for a chance to see the first total lunar eclipse since 2022. From Redlands, CA the times to know are:

  • 10:09:40 pm (Mar 13) – Partial Eclipse begins
  • 11:26:06 pm (Mar 13) – Total Eclipse begins
  • 11:58:43 pm (Mar 13) – Maximum
  • 12:31:26 am (Mar 14) – Total Eclipse ends
  • 1:47:52 am (Mar 14) – Partial Eclipse ends

Addition information

Comet Tsuchinshan-ATLAS

Start looking for comet C/2023 A3 (Tsuchinshan-ALTAS) in the morning sky right before sunrise beginning Sept. 27 through to Oct. 1. This is the best chance for the comet to be seen at its brightest. Beginning after Oct. 9, the comet transitions into the evening sky, right after sunset. Easier time to view but the comet will begin to dim making it less prominent.

Check out this Space.com article

Ask Cosmo Astronomy Questions

Created by a high school junior, guided by faculty and graduate students in the University of Washington’s Department of Astronomy, Cosmo is an astronomy chatbot that aims to make learning about the universe accessible to various age group.

Give Cosmo a try.

Eclipse Countdown

April 8, 2024 is the next Great American Total Solar Eclipse. The path starts in Mexico, cuts across Texas then up through the Southeast and Midwest. If you stay in San Bernardino, the eclipse will be approximately 60% covered.

Here are some resources:

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