Ukrainians hailed President Volodymyr Zelenskyy’s wartime visit to the United States as a success, while Russian officials said Thursday that it only fueled the conflict.

The Kremlin is warning that increasing the supply of U.S. arms to Ukraine would aggravate the devastating 10-month war ignited by Russia’s invasion.

The head of Russia’s space agency says the country has not set a date for pulling out of the International Space Station, noting that it would only do that after it puts its own space station in orbit.

An Italian astronaut teamed up with a Russian cosmonaut in a rare spacewalking show of unity.

NASA astronauts will go back to riding Russian rockets under a new agreement.

Russian President Vladimir Putin has reshuffled his top officials, naming a new head of the state space corporation and giving broad new powers to one of his top ministers.

The Russian military says it has successfully performed the first test of a new intercontinental ballistic missile, a weapon President Vladimir Putin said would make the West “think twice” before harboring any aggressive intentions against Russia.

The head of Russia’s space program says the future of the International Space Station hangs in the balance after the United States, the European Union and Canadian space agencies missed a deadline to meet Russian demands for lifting sanctions on Russian enterprises and hardware.

Ukraine is accusing Russia of forcibly relocating hundreds of thousands of residents to Russia from devastated Ukrainian cities so they can be used as “hostages” to pressure Kyiv to give up.

When three Russian cosmonauts arrived at the International Space Station wearing yellow flight suits with blue accents, some saw a message in them wearing the colors of the Ukrainian flag.

A trio of Russian cosmonauts have arrived at the International Space Station wearing yellow and blue flight suits similar to the colors of the Ukrainian flag.

NASA Administrator Bill Nelson on Friday played down recent comments by the head of Russia’s space agency that the United States would have to use broomsticks to fly to space after Russia said it would stop supplying rocket engines to U.S. companies.

A U.S. astronaut has made it through nearly a year in space but faces what could be his trickiest assignment yet: riding a Russian capsule back to Earth.

A Russian actor and a film director who spent 12 days in orbit to make the world’s first movie in space say they were so thrilled with their experience on the International Space Station that they felt sorry to leave.

In a historic first, Russia is set to launch an actor and a film director to space to make a feature film in orbit.

An American astronaut and two Russians have returned to Earth after six months aboard the International Space Station.

China and Russia said they will build a lunar research station, possibly on the moon's surface, marking the start of a new era in space cooperation between the two countries. (AP Photo/Mark Schiefelbein, File)BEIJING – China and Russia said they will build a lunar research station, possibly on the moon's surface, marking the start of a new era in space cooperation between the two countries. A statement posted on the website of the China National Space Administration Wednesday said the International Lunar Research Station would also be open to use by other countries, but gave no timeline for its construction. Russia is a participant in the International Space Station but its space program has been somewhat eclipsed by those of China, the U.S., India and others. AdChina has planned four crewed missions this year to work on its first permanent orbiting space station, the core module of which could be launched as soon as next month.

This photo taken on Dec. 14, 2020, and distributed by Russian Defense Ministry Press Service shows, a test launch of a heavy-class carrier rocket Angara-A5 from the launch pad of site No. 35 of the State Test Cosmodrome of the Ministry of Defence of the Russian Federation at Plesetsk launch facility in the Arkhangelsk Region of northwestern Russia. The Angara-A5 is the prospective heavy-lift rocket that is expected to enter service in the following years. (Russian Defense Ministry Press Service via AP)MOSCOW – Russia on Monday successfully test-launched its heavy lift Angara A5 space rocket for the second time, the country's military and space officials said. The rocket lifted off Monday morning from the Plesetsk cosmodrome in northwest Russia.

CAPE CANAVERAL, Fla. – NASA’s new moonshot rules: No fighting and littering. The space agency released a set of guidelines Tuesday for its Artemis moon-landing program, based on the 1967 Outer Space Treaty and other agreements. Founding members include the U.S., Australia, Canada, Italy, Japan, Luxembourg, United Arab Emirates and the United Kingdom. The coalition can say, “Look, you’re in this program with the rest of us, but you’re not playing by the same rules,” Bridenstine said. ___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education.