The Artemis 2 trip will not go in March. This is a special trip. People will fly near the Moon. It is the first time in 50 years.
The rocket has a problem. It is with the helium flow. This is needed for the rocket engines. Engineers found this problem. They must fix it.
NASA said the March trip is not possible. They will try in April. Maybe early April. Or maybe late April.
Jared Isaacman is the commander. He knows people are sad. He feels sad too. The NASA team feels sad.
This trip is for Artemis 3. Artemis 3 will land people on the Moon. This will be by 2028.
China also wants to go to the Moon. They will send people by 2030. The delay might change things.
Space trips are not always easy. Safety is very important. Fixing the rocket is key. This will keep astronauts safe. It will make the rocket work well.