Skip to main content
Back to Show
PBS News Hour

NASA hopes InSight will illuminate Mars' unknown core

NASA has successfully landed its spacecraft InSight on Mars, after a long and challenging voyage. Scientists hope InSight will uncover details of what’s under the surface of Mars, including whether the planet’s core is liquid or solid. Science correspondent Miles O’Brien explains to Judy Woodruff why “there’s nothing easy about this” venture and how it might affect future space exploration.

Support Provided By
Season
December 26, 2025 - PBS News Hour full episode
57:46
December 26, 2025 - PBS News Hour full episode
December 25, 2025 - PBS News Hour full episode
57:46
December 25, 2025 - PBS News Hour full episode
December 24, 2025 - PBS News Hour full episode
57:46
December 24, 2025 - PBS News Hour full episode
December 23, 2025 - PBS News Hour full episode
57:46
December 23, 2025 - PBS News Hour full episode
December 22, 2025 - PBS News Hour full episode
57:46
December 22, 2025 - PBS News Hour full episode
December 21, 2025 - PBS News Weekend full episode
26:45
December 21, 2025 - PBS News Weekend full episode
December 20, 2025 - PBS News Weekend full episode
26:45
December 20, 2025 - PBS News Weekend full episode
December 19, 2025 - PBS News Hour full episode
57:46
December 19, 2025 - PBS News Hour full episode
December 18, 2025 - PBS News Hour full episode
57:46
December 18, 2025 - PBS News Hour full episode
December 17, 2025 - PBS News Hour full episode
57:46
December 17, 2025 - PBS News Hour full episode
December 16, 2025 - PBS News Hour full episode
57:46
December 16, 2025 - PBS News Hour full episode
December 15, 2025 - PBS News Hour full episode
57:46
December 15, 2025 - PBS News Hour full episode
Active loading indicator