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Venus, Earth's Twin
Source: BBC 4
Most recent episodes of The Sky at Night
The Sky At Night
The Aliens Next Door?
Could alien life exist closer than we think - perhaps right next door? A paper published in 2025 suggested that strange markings discovered on Mars could provide some of the str ...
15-07-2026
BBC 4
The Sky At Night
Space Weather: The Perfect Storm
Life on Earth depends on the sun for its light and its warmth. But the activity of our nearest star also poses a serious threat to all of us. In the most extreme cases, solar st ...
09-06-2026
BBC 4
The Sky At Night
Jodrell Bank: Tuning Into The Universe
It started 80 years ago with a field, army surplus, wartime radar and a visionary idea - and it changed how we see the universe forever. In this episode, we step inside the rema ...
12-05-2026
BBC 4
The Sky At Night
Destination Moon
Maggie Aderin, self-proclaimed lunar-tic, examines Nasa’s Artemis II mission: the first crewed journey towards the moon in more than 50 years. It’s a mission designe ...
14-04-2026
BBC 4
The Sky At Night
Space Mysteries: The Sky At Night Meets Curious Cases
Do aliens exist, and can we talk to them? What does a black hole sound like? Does the universe look like a doughnut? In a spectacular season finale, The Sky at Night teams up wi ...
13-11-2025
BBC 4
The Sky At Night
Brits In Space
Three, two, one, lift off! This edition launches into the extraordinary - and extraterrestrial - world of astronaut training, discovering what it truly takes to become a Europea ...
15-10-2025
BBC 4
The Sky At Night
The Expanding Universe
The team explores one of the greatest discoveries of modern astronomy - that our universe is expanding - and the new questions it raises about how the cosmos works.\n\nIn the 19 ...
10-09-2025
BBC 4
The Sky At Night
Queen Of Pulsars
Dame Jocelyn Bell Burnell is a discoverer and an explorer of the distant cosmos, and she has walked among the stars. She discovered the first pulsar in 1967 - a discovery so imp ...
14-08-2025
BBC 4
The Sky At Night
Exoplanets - Strange New Worlds
The team go on a cosmic adventure, exploring one of the newest areas of modern astronomy – the search for exoplanets, the distant bodies that orbit stars beyond our own so ...
16-07-2025
BBC 4
The Sky At Night
Greenwich: A Journey Through Space And Time
To celebrate the 350th anniversary of the Royal Observatory, the team recreate history. \n\nIn the times of the early Astronomers Royal, scientists would gather at spectacular d ...
12-06-2025
BBC 4
Most popular episodes of The Sky at Night
The Sky At Night
The Aliens Next Door?
Could alien life exist closer than we think - perhaps right next door? A paper published in 2025 suggested that strange markings discovered on Mars could provide some of the str ...
15-07-2026
BBC 4
The Sky At Night
Is There Anybody Out There?
The Sky at Night team investigates the controversial world of alien communication. The search for life on other planets is one of the most fascinating subjects in science. But w ...
13-07-2023
BBC 4
The Sky At Night
Space Rock Return
The Sky at Night is back for a brand new series, and this month it is delving into Nasa’s OSIRIS-REx mission, which last year brought back a sample from the near-Earth ast ...
11-04-2024
BBC 4
The Sky At Night
The Expanding Universe
The team explores one of the greatest discoveries of modern astronomy - that our universe is expanding - and the new questions it raises about how the cosmos works.\n\nIn the 19 ...
10-09-2025
BBC 4
The Sky At Night
Space Weather: The Perfect Storm
Life on Earth depends on the sun for its light and its warmth. But the activity of our nearest star also poses a serious threat to all of us. In the most extreme cases, solar st ...
09-06-2026
BBC 4
The Sky At Night
Question Time Special
Get ready for The Sky at Night’s annual Question Time Special, where viewers get the opportunity to ask the questions they have always wanted answered about our universe.\ ...
08-10-2024
BBC 4
The Sky At Night
Webb Telescope: The Story So Far
In July 2022, the James Webb Space Telescope released its first images. They were visually stunning, and it was clear they provided more detail of stars, galaxies and planets th ...
11-07-2024
BBC 4
The Sky At Night
Nicky, Nasa And The Next Frontier
In this Sky at Night special, the team talk to Dr Nicola Fox, NASA’s head of science, whose life began in the UK.\n\nPresenter Chris Lintott chats to Nicky about her early ...
15-08-2024
BBC 4