Bedtime Astronomy

Using infrared observations from the James Webb Space Telescope, astronomers have inferred the surface composition of LHS 3844 b.The planet appears to be a hot, airless super-Earth with a dark, basaltic surface and no signs of Earth-like tectonics, likely covered in radiation-processed dust.

The result marks a shift from studying exoplanet atmospheres to directly probing their geology.

Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

This episode includes AI-generated content.

Canada’s upcoming POET micro-satellite mission, set for a 2029 launch, aims to detect Earth-sized and super-Earth planets orbiting ultracool dwarf stars using transit photometry.

By monitoring tiny dips in starlight, the mission will scan a curated list of over 3,000 nearby stars, leveraging a larger telescope and a wide wavelength range from ultraviolet to infrared.

The goal is to identify habitable-zone candidates that can later be studied for atmospheric biosignatures with the James Webb Space Telescope, advancing the search for potentially life-supporting worlds.

Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

This episode includes AI-generated content.

NASA’s Skyfall mission, announced in 2026, introduces a bold new phase in Mars exploration with the Space Reactor-1, the first nuclear-powered spacecraft designed for interplanetary travel.

Building on the success of Ingenuity, the mission will deploy six next-generation autonomous helicopters, released mid-descent through an innovative in-air deployment system. These aircraft will conduct high-resolution reconnaissance, searching for ice deposits and mapping critical resources to support future human landings.

By combining nuclear propulsion with aerial robotics and expanding public-private collaboration, Skyfall aims to accelerate scientific data collection and help prepare Mars for human missions in the 2030s.

Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

This episode includes AI-generated content.

Researchers have developed a new computational method to plan missions to near-Earth objects using “invisible highways” shaped by multi-body gravity.

By combining near-Earth dynamics with traditional solar models, the system finds ultra-efficient trajectories that minimize fuel—especially suited for solar electric propulsion.

Simulations across dozens of asteroids show major cost reductions and safer return paths with lower re-entry speeds, opening a practical route for future exploration and resource missions.

Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

This episode includes AI-generated content.

A new concept proposes sending a swarm of laser-powered micro-spacecraft, known as Coracles, toward Proxima b in the Proxima Centauri system.

Accelerated to near-light speeds by Earth-based lasers, these probes would work collectively to capture high-resolution data and search for biosignatures or technological signals.

Despite major challenges in navigation and communication, light-sail technology could enable the first detailed exploration of a potentially habitable world beyond our solar system—within this century.

Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.

This episode includes AI-generated content.