Astronomy Countdowns
Countdowns to eclipses, solstices, equinoxes, and other astronomy events.
28
days
Total Solar Eclipse
28
days
Total Solar Eclipse 2026
69
days
Fall Equinox Autumn Equinox
109
days
Daylight Saving Time Fall Back
159
days
Winter Solstice
169
days
Artemis III Moon Landing
220
days
Total Lunar Eclipse
242
days
Daylight Saving Time Spring Forward
248
days
Spring Equinox
286
days
Supermoon
341
days
Summer Solstice
383
days
Total Solar Eclipse
434
days
Fall Equinox Autumn Equinox
480
days
Daylight Saving Time Fall Back
524
days
Winter Solstice
606
days
Daylight Saving Time Spring Forward
614
days
Spring Equinox
707
days
Summer Solstice
800
days
Fall Equinox Autumn Equinox
844
days
Daylight Saving Time Fall Back
890
days
Winter Solstice
Frequently Asked Questions
What astronomy events can I track?
Track solar eclipses, lunar eclipses, solstices, equinoxes, and supermoons with Outside.
Do astronomy event dates update?
Yes. We update dates when official schedules are published.
Can I add astronomy countdown widgets to my iPhone?
Yes. Add Outside widgets to your Home Screen or Lock Screen to track upcoming astronomy events.