Less than a day after its last batch reached low Earth orbit, SpaceX again added to its Starlink megaconstellation on Friday (June 13). A Falcon 9 rocket carrying 23 of
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Transit zones for all solar system planets are plotted in heliocentric ecliptic coordinates (left) and in celestial coordinates (right). Each planet’s transit zone is shown as a colored sinusoidal band.
Simulated behaviour of L 98-59 b calculated with a semi-analytic toy model for its thermal evolution. Temperature is plotted over time for different initial temperatures 𝑇0 (line style) and tidal
Here’s an illustration showing the path of asteroid 2025 OS that safely passed Earth on July 18. Image via NASA/ JPL. Used with permission. Asteroid 2025 OS passed Earth this
Astronomers have discovered extraordinarily powerful X-ray jets blasting from two supermassive black holes that are so ancient that the jets shine in the afterglow of the Big Bang. “They are
The HPF-SpecMatch spectra fit results for order index 5. Top: two plots showing the five best-fit stars (red) selected to compose the spectra. The size and transparency of these five
It’s one thing to talk about commercial geospatial intelligence and another to see it.At the 2025 GEOINT Symposium in St. Louis last month, companies displayed their latest imagery and discussed
A powerful new technique is poised to revolutionize how astronomers observe black holes, by producing sharp, multicolored images that could reveal their dynamic evolution in real time. By compensating for
WASHINGTON — Rocket engine maker Ursa Major landed a $32.9 million deal to supply 16 advanced propulsion systems to Stratolaunch for hypersonic flight tests. Under the contract announced June 16,
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