Spring Astronomy Day
The Astronomical League lists Spring Astronomy Day on 25 April 2026 and describes the spring observance as a Saturday between mid-April and mid-May near or before the first-quarter Moon.
Date and recurrence
25 April in 2026
This observance follows a reusable calendar rule rather than one fixed Gregorian date. The actual date can move from year to year. Rule: Saturday between mid-April and mid-May near or before the first-quarter Moon, following the Astronomical League schedule.
Scope and status
The verified scope stored for this record is Astronomical League / astronomy outreach observance. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Also known as
Spring Astronomy Day, Astronomy Day
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Sources
- Astronomical League — Astronomy Day websiteAstronomy Organization
- Astronomical League — Astronomy Day Fact SheetAstronomy Organization
Frequently asked questions
When is Spring Astronomy Day?
25 April in 2026 The stored recurrence guidance is: Saturday between mid-April and mid-May near or before the first-quarter Moon, following the Astronomical League schedule..
Does Spring Astronomy Day fall on the same date every year?
It follows a recurring calendar rule, so the Gregorian date can change from year to year.
Is Spring Astronomy Day an official public holiday?
The authority record verifies it within this scope: Astronomical League / astronomy outreach observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes Spring Astronomy Day?
The stored designation basis is: The Astronomical League lists Spring Astronomy Day on 25 April 2026 and describes the spring observance as a Saturday between mid-April and mid-May near or before the first-quarter Moon.. Supporting provenance includes Astronomical League — Astronomy Day website. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is Spring Astronomy Day international or country-specific?
No single country is assigned to this record in the authority dataset. The source-defined scope is: Astronomical League / astronomy outreach observance. Use that scope rather than assuming worldwide or country-specific status.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-09.