
Secretary of Defense Pete Hegseth and UK Defense Secretary John Healey stand during an Honor Cordon at the Pentagon in Arlington, Va., on March 6, 2025. Healey is meeting with Hegseth to discuss a possible peace plan for Ukraine. Win McNamee/Getty Images

The European Space Agency (ESA) Ariane 6 rocket lifts off from the Guiana Space Centre in Kourou, French Guiana, on March 6, 2025, carrying the CSO-3 satellite of the French government’s armament agency DGA. After several false starts, Europe’s new rocket Ariane 6 aims to embark on its first commercial mission. Ronan Lietar/AFP via Getty Images