In the first installment of this multipart interview series with former Area 51 employee Bob Lazar, we discuss his new S4 ...

Scientists have long pursued nuclear fusion as a near-limitless energy source. Fusion reactions, the same process powering ...

Just before Artemis II began its historic slingshot around the moon, Jared Isaacman, the recently confirmed NASA ...

Humanity’s plans for deep-space exploration hinge on the ability to use basic resources, such as water, to propel rockets to farther destinations in the solar system. Despite decades of ...

Interstellar comet 3I/ATLAS has just made its closest pass by Earth. came within about 168 million miles (270 million km) of our planet. Scientists say there is no danger at all as the object passed ...

Space propulsion company Pulsar Fusion has achieved “first plasma” in its Sunbird nuclear fusion rocket, designed to propel rockets faster than any object has ever traveled. Reading time 2 minutes ...

In the aerospace field, small satellites have gained popularity due to their low cost and flexibility, but their development has long been constrained by the availability of efficient propulsion ...

Space is unforgiving about inefficiency. Every kilogram launched costs somewhere between $2,000 and $10,000 depending on the vehicle – and that’s on a good day with a favorable contract. In that ...

Electric thruster developed by Orbion Space. WASHINGTON — York Space Systems said it has acquired Orbion Space Technology, bringing a key satellite propulsion technology inside the company as it ...