Space telescopes as a research area encompass the scientific and technical study, design, deployment, and utilization of astronomical observatories operating above Earth’s atmosphere to access wide spectral ranges (e.g., ultraviolet, X-ray, gamma-ray, infrared) and achieve high-precision photometry, spectroscopy, and imaging. The field addresses orbital dynamics, thermal and structural stability, detector and optics optimization, contamination control, and data calibration pipelines. Research includes mission architecture, survey strategies, multi-messenger and time-domain coordination, and methodologies for extracting cosmological, stellar, and planetary parameters from space-based observations, as well as technology development for next-generation observatories and constellations.
The European Space Agency's X-ray space observatory XMM-Newton observed interstellar comet 3I/ATLAS on 3 December for around 20 hours. During that time, the comet was about 282–285 million km from the spacecraft.
Astronomy
Dec 15, 2025
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NASA's Nancy Grace Roman Space Telescope team has released detailed plans for a major survey that will reveal our home galaxy, the Milky Way, in unprecedented detail. In one month of observations spread across two years, ...
Astronomy
Dec 15, 2025
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On July 1st, 2025, the third interstellar object (ISO) ever detected was seen making its way through our solar system. Shortly after being alerted by automated detection systems, astronomers at the European Space Agency (ESA) ...
Astronomy
Dec 15, 2025
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138
Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it pinpointed a single star in a galaxy when the universe was only about 730 million years old. It wasn't ...
Astronomy
Dec 10, 2025
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120
If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day to you. That's the day that NASA completed assembly of the Nancy Grace Roman Telescope. The two ...
Astronomy
Dec 10, 2025
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NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the Nancy Grace Roman Space Telescope in the largest clean room at the agency's Goddard Space Flight ...
Astronomy
Dec 4, 2025
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Light from the half a million satellites that humanity is planning to launch into Earth's orbit in the coming years could contaminate almost all the images taken by space telescopes, NASA astronomers warned Wednesday.
Astronomy
Dec 3, 2025
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On 2 December 1995, the ESA/NASA Solar and Heliospheric Observatory (SOHO) blasted into space—on what was supposed to be a two-year mission.
Astronomy
Dec 2, 2025
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Searching for exomoons—moons that orbit around another planet—was one of the most exciting capabilities expected of the James Webb Space Telescope (JWST) when it launched in late 2021. So, after four years of operation, why ...
Planetary Sciences
Dec 1, 2025
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26
An international team including astronomers from the University of Geneva (UNIGE) and the National Center of Competence in Research PlanetS has observed giant clouds of helium escaping from the exoplanet WASP-107b. Obtained ...
Astronomy
Dec 1, 2025
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