Astronomy, space and time

Incroyable ! Un objet MYSTÉRIEUX DÉTECTÉ dans le halo de MATIÈRE NOIRE de notre galaxie !

Incredible! A MYSTERIOUS object DETECTED in the dark matter halo of our galaxy!

How Do We Get To Andromeda? | Cosmic Queries #111

IvS Seminar: Jan van Roestel (28/5/2026)

Colloquium du LIRA

No, this Planet isn't Better than Earth - Nuclear Engineer Reacts to Kurzgesagt

10 Weird Meteorite Stories from Space

Ce nouveau TÉLÉSCOPE va permettre de découvrir la JUMELLE de la TERRE !

This new TELESCOPE will allow us to discover the TWIN of the EARTH!

You are moving through spacetime at the speed of light | Hakeem Oluseyi

Why Earth Sucks Compared to the Planet Hestia

Eva Villaver- La Tierra: ¿un planeta más?

Eva Villaver - Earth: Just Another Planet?

Vie EXTRATERRESTRE : la grande ERREUR que tout le monde a faite - On Se l'Demande #198 - Le JDE

Extraterrestrial Life: The Big Mistake Everyone Made - We're Asking It #198 - The JDE

Les océans les plus étranges de l'Univers...

The strangest oceans in the Universe...

The Actual Real Life Star Systems of Science Fiction

Talking the Future: Science, Space, and Civilization | May Live Q&A

L'ASTÉROÏDE qui a atomisé l'ANTARCTIQUE (et le Mégalodon)

The ASTEROID that atomized ANTARCTICA (and the Megalodon)

Cette Méthode permet de chercher la vie dans le cosmos, sans savoir ce qu'on cherche

This Method allows us to search for life in the cosmos, without knowing what we are looking for

2026 Spring Symposium: Day 5 | Session 18/Closing Remarks

2026 Spring Symposium: Day 5 | Session 17

2026 Spring Symposium: Day 4 | Session 16

2026 Spring Symposium: Day 4 | Session 14

2026 Spring Symposium: Day 4 | Session 13

2026 Spring Symposium: Day 4 | Session 15

2026 Spring Symposium: Day 3 | Session 9

2026 Spring Symposium: Day 3 | Session 12

2026 Spring Symposium: Day 3 | Session 10

The Mystery Of Extraterrestrial Life | Free Documentary Space

2026 Spring Symposium: Day 3 | Session 11

2026 Spring Symposium: Day 2 | Session 8

2026 Spring Symposium: Day 2 | Session 6

2026 Spring Symposium: Day 2 | Session 7

2026 Spring Symposium: Day 1 | Session 3

2026 Spring Symposium: Day 1 | Session 1

On a détecté un ASTRE INVISIBLE (et on a tenté de lui parler) - On Se l'Demande #197 - Le JDE

We detected an INVISIBLE STAR (and we tried to talk to it) - On Se l'Demande #197 - Le JDE

2026 Spring Symposium: Day 1 | Session 4 and Discussion

The Strange Deep Mysteries of Pluto

IvS Seminar: Jarle Brinchmann (07/05/2026)

Séminaire LIRA/LUX

Le problème THERMIQUE qui freine les ambitions spatiales de l'Humanité !

The THERMAL problem that is hindering humanity's space ambitions!

Talking the Future: Science, Space, and Civilization | April Live Q&A

IvS Seminar: Ji Wang (16/04/2026)