Tag: Tom Vassos

Launch Date: November 28, 1964Mission Type: Mars Flyby (Successful)Operator: NASA – Jet Propulsion Laboratory (JPL) On a cold morning in late November 1964, NASA launched Mariner 4, a spacecraft that would forever change how humanity saw the Red Planet. After the failure of Mariner 3 just weeks earlier, expectations were high—but cautious. No spacecraft had…

Karl Schwarzschild was a pioneering astrophysicist and mathematician whose contributions to the field of astronomy are as profound as they are timeless. Most famously, he provided the first exact solution to Albert Einstein’s equations of general relativity, leading to the concept of the Schwarzschild radius, which describes the event horizon of a black hole. His…

Most people think the Moon is a silent, still place, but it’s actually shrinking a tiny bit every year. As the inside of the Moon cools, it contracts—kind of like a dried-up apple—and that causes the surface to crack and shift. Over millions of years, the Moon has shrunk by about 45 meters in diameter.…

Launch Date: November 5, 1964Mission Type: Mars Flyby (Failed)Operator: NASA – Jet Propulsion Laboratory (JPL) In the early 1960s, NASA’s eyes were firmly set on Mars. After the success of the Mariner 2 mission to Venus, engineers began preparing for their next interplanetary challenge: a close flyby of the Red Planet. The spacecraft designated for…

The study of stars took a monumental leap in 1925 when Cecilia Payne-Gaposchkin unlocked the mysteries of stellar composition. Her groundbreaking work overturned long-held assumptions about the universe, earning her a place among the greatest astronomers of all time. In her lifetime, Payne-Gaposchkin achieved remarkable firsts, not only in her scientific discoveries but also as…

Is there a giant planet hiding in the outer solar system? Some astronomers think so. Since 2016, evidence has been building for a massive body pulling at distant icy objects, distorting their orbits. They’ve been calling it “Planet Nine.” But maybe it’s time we gave it a real name: Pius—Latin for dutiful, pure, reserved. Because this…

In the early days of interplanetary exploration, the Soviet Union’s Venera program was pushing the boundaries of what spaceflight could achieve. On November 16, 1965 — just four days after launching Venera 2 — the USSR launched Venera 3, a spacecraft destined for Venus. Venera 3 was designed to become the first spacecraft to physically…

Early Life and Journey to Astronomy Williamina Paton Stevens Fleming was born on May 15, 1857, in Dundee, Scotland. From humble beginnings, her early life was marked by a drive for self-improvement and education. She married James Orr Fleming in 1877, and the couple emigrated to the United States, settling in Boston. Her life took…

We often hear that quantum entanglement is “instantaneous” — spooky action at a distance, Einstein called it. Today some scientist are claiming it has a speed — about 10,000 times the speed of light — it’s still not enough to make deep space anything but a long-haul journey. Let’s put this in context. ⸻ First Stop: Proxima…