Hera

Asteroids and comets

ESA's animated episode follows Hera and its CubeSats Juventas and Milani as they reach the double asteroid system Didymos and Dimorphos.

Key moments

Hera nears Didymos and Dimorphos

Watch this moment · 0:40
DART impact recalled

Watch this moment · 0:59
Investigation begins in November

Watch this moment · 1:26
Closer approach around Christmas

Watch this moment · 1:48
CubeSats released in early 2027

Watch this moment · 2:06
Juventas separates and goes silent

Watch this moment · 2:30
Milani collects dust particles

Watch this moment · 3:15

Play video: Hera at Didymos: Plan for Two CubeSats and a Close Asteroid Look, 4:22 Source: European Space Agency, ESA

Key facts

Mission name	Hera
Crew size	0

Videos about this mission

The videos, in date order

Drag, zoom or press play to watch them on this page.

Published 7 Oct 2026
Hera at Didymos: Plan for Two CubeSats and a Close Asteroid Look
European Space Agency, ESA

Play video: Hera at Didymos: Plan for Two CubeSats and a Close Asteroid Look

Hera at Didymos: Plan for Two CubeSats and a Close Asteroid Look

European Space Agency, ESA

Published 7 October 2026Duration 4:22

Dates are when each video was first published on YouTube.

Sources: The facts and written text on this page come from the 1 video on this page, by European Space Agency, ESA.