
Explore ancient Greek methods for calculating celestial distances, from Thales to Aristarchus. Learn how early astronomers determined Earth's size and the distances to the sun and moon.

Explore Saturn's icy moons as potential habitats and learn about European involvement in the Cassini mission, focusing on ocean worlds like Europa, Enceladus, and Titan.

Explore the universe through sound, from Earth's magnetosphere to cosmic phenomena, in this captivating lecture blending astronomy and electroacoustic music.

Experts discuss Mercury's 2016 transit across the Sun, exploring its significance, safety measures, and scientific insights. Learn about Mercury's atmosphere, missions, and unique characteristics.

Experts discuss Mercury's 2016 solar transit, covering its rarity, observation methods, scientific importance, and related space missions in this live hangout by Europlanet.

Explore the fascinating world of exoplanets, their importance, and our solar system's unique characteristics. Learn about recent discoveries and gain perspective on cosmic distances and patterns.

Explore the fascinating growth of supermassive black holes with Dr Becky Smethurst. Discover the challenges, mechanisms, and limits of their expansion in this engaging astrophysics lecture.

Explore the Sun's incredible features, from its composition and fusion processes to solar phenomena like flares and eclipses, with insights from experts on its role in our solar system and beyond.

Embark on a captivating journey through our solar system, exploring planets, moons, and dwarf planets. Ideal for young astronomers eager to discover the wonders of space.

Explore Earth's seasonal changes through an in-depth examination of astronomical factors, utilizing interactive simulations and expert insights to enhance understanding of this natural phenomenon.

Explore JWST's groundbreaking discoveries about comets, planets, and Earth's water origins. Join Brian Greene and lead scientist Stefanie Milam for cutting-edge insights into our cosmic neighborhood.

Explore the James Webb Space Telescope's groundbreaking discoveries in our Solar System, from Mars to the Kuiper Belt, and learn about its unique capabilities, launch, and future missions in this comprehensive presentation.

Explore Mars, Jupiter, and the Sun through cutting-edge geophysical missions. Discover layered terrains, organic chemistry, and solar wind in this frontier-pushing presentation by Edward C. Stone.

NASA researchers discuss observations from the LADEE mission, exploring the moon's exosphere and its interactions with the lunar surface, solar rays, and asteroids, providing insights for future planetary exploration.

Latest findings from NASA's Juno mission to Jupiter, including insights on the Great Red Spot, radiation fields, and atmospheric dynamics. Experts discuss key discoveries from the spacecraft's first eight science passes.

Explore the rare 2012 Transit of Venus through the eyes of scientists worldwide, uncovering atmospheric insights and continuing a centuries-old astronomical tradition.

Explore Enceladus's intriguing features, from its size and chemistry to its unique terrains and geysers, drawing parallels with Earth's geothermal phenomena like Old Faithful.

Explore Mercury's composition, structure, and geological history through MESSENGER mission findings, revealing unique features like polar ice deposits and a dynamic exosphere.

Explore the latest findings from Mercury's orbit, including new data and insights from recent space missions. Discover the planet's unique features and geological history.

Explore six decades of planetary science advancements, from early discoveries to recent breakthroughs. Gain insights into the field's evolution and its impact on our understanding of the cosmos.

Explore findings from missions to asteroids Ryugu and Bennu, uncovering clues about Earth's origins and habitability. Compare results and learn about future small body exploration efforts.