The outermost layers of Earth’s atmosphere, the thermosphere and exosphere, are relatively busy places. In these layers, tens of thousands of trackable objects, including satellites and various types of debris, orbit the planet. They are also where dozens of tons of...

10 min read Helio and You: Seasons on Earth, Mars, and Beyond article 2 days ago 3 min read Picturing Earth in a New Light article 3 days ago 5 min read NASA Knows: The Ozone Hole article 3 days ago Article Attribution | Read More at Article...

10 min read Helio and You: Seasons on Earth, Mars, and Beyond article 2 days ago 3 min read Picturing Earth in a New Light article 3 days ago 5 min read NASA Knows: The Ozone Hole article 3 days ago Article Attribution | Read More at Article...

At 6:37 a.m. EDT, the SpaceX Dragon spacecraft docked to the forward port of the International Space Station’s Harmony module, carrying nearly 6,500 pounds of food, supplies, and equipment for the Expedition 74 crew. This is the 34th SpaceX commercial resupply...

At 6:37 a.m. EDT, the SpaceX Dragon spacecraft docked to the forward port of the International Space Station’s Harmony module, carrying nearly 6,500 pounds of food, supplies, and equipment for the Expedition 74 crew. This is the 34th SpaceX commercial resupply...