The European X-ray Observatory Satellite (EXOSAT), originally named HELOS, was an X-ray telescope operational from May 1983 until April 1986 and in that...

EnVision (2031) Astronomy and cosmology Cos-B (1975–1982) IUE (1978–1996) EXOSAT (1983–1986) Hipparcos (1989–1993) Hubble Space Telescope (1990–present)...

Trajectory Details (Exosat)". NASA. Archived from the original on 2016-03-04. Retrieved 2008-02-27. "NASA – NSSDC – Spacecraft – Details (Exosat)". NASA. Archived...

eventually chose HELOS, renamed Exosat, and the IMP-D, renamed ISEE-2, projects. The European X-ray Observatory Satellite (EXOSAT), originally named "HELOS"...

heavy X-ray space observatory with focusing X-ray optics, and European EXOSAT. The Chandra X-Ray Observatory was launched by NASA in 1999 and is operated...

Proxima Centauri. Further observations of flare activity were made with the EXOSAT and ROSAT satellites, and the X-ray emissions of smaller, solar-like flares...

in 1984–85 Lewin made guest observations with the European observatory EXOSAT in collaboration with colleagues from Amsterdam and Garching, Germany. This...

Union Venera 16 Venus Success Venera 16 orbiter  Europe EXOSAT Earth Success Launch of the EXOSAT X-ray satellite  Japan Tenma Earth Success Launch of the...

telescopes such as Chandra X-ray Observatory, XMM-Newton, ROSAT, ASCA, EXOSAT, Suzaku, RHESSI and future missions like IXO [1] and Astro-H [2]. Bremsstrahlung...

CXBN-2 (2017–2019) DXS (1993) EPOCh (2008) EPOXI (2010) Explorer 11 (1961) EXOSAT (1983–1986) EUVE (1992–2001) FUSE (1999–2007) Kvant-1 (1987–2001) GALEX...

scientist for the medium-energy x-ray experiment on the European Space Agency's EXOSAT satellite and played a leading role in the proposal and design studies for...

X1732-304 was detected within the cluster with NASA’s Spacelab 2 and ESA’s EXOSAT missions. "A home for old stars". Retrieved 15 December 2015. "Search Result...

CXBN-2 (2017–2019) DXS (1993) EPOCh (2008) EPOXI (2010) Explorer 11 (1961) EXOSAT (1983–1986) EUVE (1992–2001) FUSE (1999–2007) Kvant-1 (1987–2001) GALEX...

Science Directorate as a visiting scientist, working as duty scientist at the EXOSAT Observatory, located at ESOC, the European Space Operations Centre in Darmstadt...

satellites that were active from the 1980s to the early 2000s: the HEAO Program, EXOSAT, Ginga, RXTE, ROSAT, ASCA, as well as BeppoSAX, which detected the first...

missions that influenced ESIS at the time were the Hubble Space Telescope, EXOSAT and IUE, while Space Physics was mainly focused on the Cluster mission....

Peacock, British-Dutch(?) project scientist for the European Space Agency Exosat and XMM-Newton missions JPL · 18727 18728 Grammier 1998 KZ3 Richard ("Rick")...

dark matter. In 1982, even before the launch of XMM-Newton's predecessor EXOSAT in 1983, a proposal was generated for a "multi-mirror" X-ray telescope mission...

which discovered 300 sources. More recent X-ray satellites include: the EXOSAT (1983), ROSAT (1990), Chandra (1999), and Newton (1999). Gamma rays are...

S2CID 211296645. Retrieved 30 June 2022. Landini, M.; et al. (March 1986), "EXOSAT detection of an X-ray flare from the solar type star Pi-prime UMa", Astronomy...

fifteen instruments from various European national space administrations. EXOSAT, launched May 1983 – ESA's first X-ray space observatory mission. GEOS-1...

an F-type star. X-ray emissions were detected from this star during the EXOSAT mission. In Chinese, 天廄 (Tiān Jiù), meaning Celestial Stable, refers to...

doi:10.1086/190600. Turner, T. J.; Pounds, K. A. (1 October 1989). "The EXOSAT spectral survey of AGN". Monthly Notices of the Royal Astronomical Society...

EnVision (2031) Astronomy and cosmology Cos-B (1975–1982) IUE (1978–1996) EXOSAT (1983–1986) Hipparcos (1989–1993) Hubble Space Telescope (1990–present)...

accretion disk in orbit around the primary. X-ray observations with the EXOSAT observatory in 1984–1985 demonstrated there are two regions of emission...

was reduced to seven telescopes overall by 1987, though the success of EXOSAT inspired mission planners to improve the efficiency of the mission's observations...

EnVision (2031) Astronomy and cosmology Cos-B (1975–1982) IUE (1978–1996) EXOSAT (1983–1986) Hipparcos (1989–1993) Hubble Space Telescope (1990–present)...

EnVision (2031) Astronomy and cosmology Cos-B (1975–1982) IUE (1978–1996) EXOSAT (1983–1986) Hipparcos (1989–1993) Hubble Space Telescope (1990–present)...

Weather Satellite GTO Success 157 1983-05-26 15:18 Delta 3914 169 VAFB LC-2W EXOSAT X-ray Space telescope HEO Success 158 1983-06-28 23:08 Delta 3920 170 CCAFS...

of BU Cet. The star was detected as a source of soft X-ray emission by EXOSAT. It has 18% more mass than the Sun and is estimated to be about four billion...