Articles by Tomasz Nowakowski
Phys.org / Globular cluster NGC 6284 inspected by astronomers
Italian astronomers have used the Hubble Space Telescope (HST) to perform high-resolution optical observations of a poorly studied globular cluster known as NGC 6284. Results of the observational campaign, published October ...
Phys.org / TESS discovers Saturn-like planet orbiting an M-dwarf star
Astronomers have discovered a new giant exoplanet orbiting an M-dwarf star using NASA's Transiting Exoplanet Survey Satellite (TESS). The newly detected alien world, designated TOI-5344 b is similar in size and mass to Saturn. ...
Phys.org / Research explores the properties of supernova remnant 1E 0102.2–7219
Using the Australia Telescope Compact Array (ATCA) and the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has observed a supernova remnant known as 1E 0102.2–7219. Results of the ...
Phys.org / Turkish astronomers investigate open cluster Collinder 74
Astronomers from Istanbul University in Turkey have conducted a comprehensive study of a Galactic open cluster known as Collinder 74. Results of the study, presented in a paper published October 20 on the pre-print server ...
Phys.org / GHOST finds an extremely metal-poor star
An international team of astronomers reports the detection of a new extremely metal-poor star using the Gemini High-resolution Optical SpecTrograph (GHOST) at the Gemini South telescope in Chile. The finding was presented ...
Phys.org / Astronomers detect an extended stellar halo surrounding galaxy Ark 227
Using the James Webb Space Telescope (JWST), astronomers have performed near-infrared observations of a dwarf galaxy known as Ark 227. The observational campaign led to the serendipitous discovery of an extended stellar halo ...
Phys.org / Variable star RZ Piscium has a compact and highly perturbed debris disk, study finds
Using NASA's Spitzer and WISE space telescopes, astronomers from the Steward Observatory and elsewhere have observed a well-known variable star designated RZ Piscium. They found that the star's circumstellar debris disk is ...
Phys.org / Astronomers discover new almost dark galaxy
By analyzing deep optical imagery from the IAC Stripe 82 Legacy Project, an international team of astronomers has serendipitously discovered a new almost dark galaxy. The newfound galaxy, dubbed "Nube," has a very low surface ...
Phys.org / W1055+5443 is a Y-type brown dwarf, observations find
Using the Keck II telescope, astronomers have performed near-infrared spectroscopic observations of a nearby brown dwarf known as CWISE J105512.11+544328.3, or W1055+5443 for short. Results of the observational campaign, ...
Phys.org / Two Neptune-sized exoplanets discovered with TESS
An international team of astronomers reports the detection of two new exoplanets orbiting a bright star known as TOI-5126, using NASA's Transiting Exoplanet Survey Satellite (TESS). The newfound alien worlds are similar in ...
Phys.org / Cataclysmic variable Swift J0503.7-2819 investigated by researchers
Using various spacecraft and ground-based observatories, an international team of astronomers has performed a multi-wavelength study of a cataclysmic variable system known as Swift J0503.7-2819. Results of the study, published ...
Phys.org / Bursting activity of magnetar SGR J1830–0645 observed with AstroSat
Using India's AstroSat spacecraft, astronomers have observed a magnetar known as SGR J1830–0645 during its recent bursting activity. Results of the observational campaign, published October 6 on the preprint server arXiv ...
Phys.org / Astronomers report discovery of the closest ultrastripped supernova: SN 2021agco in UGC 3855
Astronomers report the discovery of a new ultrastripped supernova in the galaxy UGC 3855. The supernova was detected using the Half Meter Telescope (HMT) at the Xingming Observatory in China. The finding was detailed in a ...
Phys.org / Two new pulsars detected in globular cluster NGC 6522
Using the MeerKAT radio telescope, an international team of astronomers has observed a Galactic globular cluster known as NGC 6522. As a result, they have discovered two new isolated pulsars in this cluster. The finding is ...
Phys.org / European astronomers explore galaxy cluster G113
Using ESA's XMM-Newton satellite and the Low-Frequency Array (LOFAR), a team of European astronomers has explored a galaxy cluster known as PSZ2G113.91-37.01 (or G113 for short). Results of the observational campaign, presented ...