Cosmoday: Space History
A new cosmic story every day
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Today's space story is free. Unlock the full archive, Time Machine, sky alerts, and widgets with Pro.
What happened in space on a day like today?
Cosmoday brings you one carefully edited story each day from the history of spaceflight and astronomy. Read the context behind a mission or discovery, see archival imagery, and explore selected spacecraft in 3D.
Today's story is free.
What you can do
• Read daily stories from space exploration and astronomy
• Rotate and inspect selected spacecraft in 3D
• Travel to another date with Time Machine and search
• Follow upcoming launches and notable sky events
• Add home screen and lock screen widgets
• Save stories, set alerts, and share visual cards
Cosmoday Pro
Unlock every full story in the archive, unlimited date search, Time Machine, all widgets and alerts, and sharing without a watermark. Choose monthly, yearly, or a one-time lifetime purchase.
Space may be distant, but its history is connected to today's date. Discover that connection one story at a time.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, INHO KIM, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Location
- Identifiers
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- INHO KIM
- Size
- 158.6 MB
- Category
- Reference
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Korean
- Age Rating
4+
- 4+
- Copyright
- © 2026 Inho Kim