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Achievements - Publications
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Exoplanets/Brown dwarfs
- The search for disks or planetary objects around directly imaged companions: A candidate around DH Tau B
- The SPHERE infrared survey for exoplanets (SHINE) III. The demographics of young giant exoplanets below 300 au with SPHERE
- Orbital and spectral characterization of the benchmark T-type brown dwarf HD 19467B
- Searching for the near infrared counterpart of Proxima c using multi-epoch high contrast SPHERE data at VLT
- RefPlanets: Search for reflected light from extra-solar planets with SPHERE/ZIMPOL
- VLT/SPHERE exploration of the young multiplanetary system PDS70
- Determining mass limits around HD 163296 through SPHERE direct imaging data
- Constraining the properties of HD 206893 B. A combination of radial velocity, direct imaging, and astrometry data
- Hint of curvature in the orbital motion of the exoplanet 51 Eridani b using 3 years of VLT/SPHERE monitoring
- Exploring the R CrA environment with SPHERE: Discovery of a new stellar companion
- SPHERE dynamical and spectroscopic characterization of HD142527B
- Spectral and orbital characterisation of the directly imaged giant planet HIP 65426 b
- A search for accreting young companions embedded in circumstellar disks: High-contrast H alpha imaging with VLT/SPHERE
- beta Pictoris b post conjunction detection with VLT/SPHERE
- Imaging radial velocity planets with SPHERE
- The GJ 504 system revisited. Combining interferometric, radial velocity, and high contrast imaging data
- Orbital and atmospheric characterization of the planet within the gap of the PDS 70 transition disk
- Discovery of a planetary-mass companion within the gap of the transition disk around PDS 70
- Dynamical masses of M-dwarf binaries in young moving groups I - The case of TWA 22 and GJ 2060
- New spectro-photometric characterization of the substellar object HR 2562 B using SPHERE
- VLT/SPHERE astrometric confirmation and orbital analysis of the brown dwarf companion HR 2562 B
- Investigating the young Solar System analog HD95086
- Discovery of a brown dwarf companion to the star HIP 64892
- Characterizing HR 3549 B using SPHERE
- In-depth study of moderately young but extremely red, very dusty substellar companion HD206893B
- Discovery of a warm, dusty giant planet around HIP 65426
- Orbiting a binary: SPHERE characterisation of the HD 284149 system
- Spectral and atmospheric characterization of 51 Eridani b using VLT/SPHERE
- First light of the VLT planet finder SPHERE. I. Detection and characterization of the sub-stellar companion GJ 758 B
- First light of the VLT planet finder SPHERE II. The physical properties and the architecture of the young systems PZ Tel and HD 1160 revisited with VLT/SPHERE
- First light of the VLT planet finder SPHERE III. New spectrophotometry and astrometry of the HR 8799 exoplanetary system
- First light of the VLT planet finder SPHERE. IV. Physical and chemical properties of the planets around HR8799
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Protoplanetary Disks
- A gap, shadows, spirals, streamers: SPHERE observations of binary-disk interactions in GG Tau A
- Ongoing flyby in the young multiple system UX Tauri
- Shadowing and multiple rings in the protoplanetary disk of HD 139614
- Mapping of shadows cast on a protoplanetary disk by a close binary system
- High-Contrast study of the candidate planets and protoplanetary disk around HD 100546
- First scattered light detection of a nearly edge-on transition disk around the T Tauri star RY Lup
- Dust modeling of the combined ALMA and SPHERE datasets of HD163296. Is HD163296 really a Meeus group II disk?
- Three Years of SPHERE: The Latest View of the Morphology and Evolution of Protoplanetary Discs
- The Circumstellar Disk HD 169142: Gas, Dust, and Planets Acting in Concert?
- Exploring Dust around HD 142527 down to 0.″025 (4 au) Using SPHERE/ZIMPOL
- New constraints on the disk characteristics and companion candidates around T Chamaeleontis with VLT/SPHERE
- Three Radial Gaps in the Disk of TW Hydrae Imaged with SPHERE
- Investigation of the inner structures around HD 169142 with VLT/SPHERE
- Testing giant planet formation in the transitional disk of SAO 206462 using deep VLT/SPHERE imaging
- Shadows and spirals in the protoplanetary disk HD 100453
- The SPHERE View of the planet-froming disk around HD100546
- Shadows cast on the transition disk of HD 135344B
- Resolving the planet-hosting inner regions of the LkCa 15 disk
- Direct detection of scattered light gaps in the transitional disk around HD 97048 with VLT/SPHERE
- Multiple rings in the transition disk and companion candidates around RXJ1615.3-3255. High contrast imaging with VLT/SPHERE
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Technical / instrumental
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General
- SPHERE+ Proposal
- Peering through SPHERE Images: A Glance at Contrast Limitations
- SPHERE: the exoplanet imager for the Very Large Telescope
- Low Wind Effect on VLT/SPHERE : impact, mitigation strategy, and results
- End-to-end simulation of AO-assisted coronagraphic differential imaging: estimation of performance for SPHERE
- Active optics methods for exoplanet direct imaging. Stress polishing of supersmooth aspherics for VLT-SPHERE planet finder
- SPHERE: a ’Planet Finder’ instrument for the VLT
- Performance of the extreme-AO instrument VLT/SPHERE and dependence on the atmospheric conditions
- Performance of the VLT Planet Finder SPHERE. I. Photometry and astrometry precision with IRDIS and IFS in laboratory
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IRDIS
- The polarimetric imaging mode of VLT/SPHERE/IRDIS II: Characterization and correction of instrumental polarization effects
- The polarimetric imaging mode of VLT/SPHERE/IRDIS I: Description, data reduction and observing strategy
- Exoplanet characterization with long slit spectroscopy
- Photometric characterization of exoplanets using angular and spectral differential imaging
- The infra-red dual imaging and spectrograph for SPHERE: design and performance
- High contrast polarimetry in the infrared with SPHERE on the VLT
- SPHERE/IRDIS: final performance assessment of the dual-band imaging and long slit spectroscopy modes
- Infrared differential imager and spectrograph for SPHERE: performance assessment for on-sky operation
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Adaptive Optics
- Origin of the asymmetry of the wind driven halo observed in high-contrast images
- Wave-front sensor strategies for SPHERE: first on-sky results and future improvements
- SPHERE eXtreme AO control scheme: final performance assessment and on sky validation of the first auto-tuned LQG based operational system
- High-order adaptive optics requirements for direct detection of extrasolar planets: Application to the SPHERE instrument
- SPHERE eXtreme AO control scheme: final performance assessment and on sky validation of the first auto-tuned LQG based operational system
- Final performance and lesson-learned of SAXO, the VLT-SPHERE extreme AO: from early design to on-sky results
- ZIMPOL
- Data Processing
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Coronagraphs
- Halftoning for High-contrast Imaging: Developments for the SPHERE and EPICS Instruments
- The High Order Test Bench: Evaluating High Contrast Imaging Concepts for SPHERE and EPICS
- Laboratory Demonstration of Efficient XAO Coronagraphy in the Context of SPHERE
- Apodized Lyot coronagraph for SPHERE/VLT. I. Detailed numerical study
- Apodized Lyot coronagraph for SPHERE/VLT: II. Laboratory tests and performance
- Prototyping coronagraphs for exoplanet characterization with SPHERE
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IFS
- BIGRE: A Low Cross-Talk Integral Field Unit Tailored for Extrasolar Planets Imaging Spectroscopy
- SPHERE IFS: the spectro differential imager of the VLT for exoplanets search
- The SPHERE IFS at work
- Methods for the detection and the characterization of low mass companions using the IFS of SPHERE
- Performance of the VLT Planet Finder SPHERE. II. Data analysis and results for IFS in laboratory
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General
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Debris Disks
- HD 117214 debris disk: scattered light images and constraints on the presence of planets
- Dust production in the debris disk around HR 4796 A
- First resolved observations of a highly asymmetric debris disc around HD 160305 with VLT/SPHERE
- A multi-wavelength study of the debris disc around 49 Cet
- Optical polarized phase function of the HR 4796A dust ring
- Two cold belts in the debris disk around the G-type star NZ Lup
- New disk discovered with VLT/SPHERE around the M star GSC 07396-00759
- Resolving faint structures in the debris disk around TWA7
- Observations of fast-moving features in the debris disk of AU Mic on a three-year timescale: Confirmation and new discoveries
- The HIP 79977 debris disk in polarized light
- Near-infrared scattered light properties of the HR 4796 A dust ring. A measured scattering phase function from 13.6° to 166.6°
- Dynamical models to explain observations with SPHERE in planetary systems with double debris belts
- SPHERE/SHINE reveals concentric rings in the debris disk of HIP 73145
- Fast-moving features in the debris disk around AU Microscopii
- Azimuthal asymmetries in the debris disk around HD61005
- Discovery of concentric broken rings at sub-arcsec separations in the HD 141569A gas-rich, debris disk with VLT/SPHERE
- A narrow, edge-on disk resolved around HD 106906 with SPHERE
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Other Sciences
- The SPHERE view of the jet and the envelope of RY Tau
- The gravitational mass of Proxima Centauri measured with SPHERE from a microlensing event
- Uncrowding R 136 from VLT/SPHERE extreme adaptive optics
- Upper limits for mass and radius of objects around Proxima Cen from SPHERE/VLT
- SPHERE/ZIMPOL observations of the symbiotic system R Aquarii. I. Imaging of the stellar binary and the innermost jet clouds
- The close circumstellar environment of Betelgeuse. III. SPHERE/ZIMPOL imaging polarimetry in the visible
- VLT/SPHERE deep insight of NGC 3603’s core: Segregation or confusion?
- Sub-0.1-arcsec optical imaging of the Z CMa jets with SPHERE/ZIMPOL
Consortium
Article
Data Centre
- Services to the community : Data description and access, Reduction requests
- More about the High Contrast Data Center (HC-DCn previsouly SPHERE Data Center)
News
Articles
- β Pictoris b post conjunction detection with VLT/SPHERE
- Discovery of a young planet nested in the gap of a transitional disk
- SPHERE Unveils its First Exoplanet
- Rocky worlds in the asteroid belt
- Sculpting Solar Systems
- A surprising planet with three suns
- Boulevard of Broken Rings
- Mysterious Ripples Found Racing Through Planet-forming Disc
- First Light for SPHERE Exoplanet Imager (French PR)
- First Light for SPHERE Exoplanet Imager
- SPHERE First Technical Light
- SPHERE and MUSE in the French newpaper
- Going to the top
- SPHERE arrival at Paranal
- SPHERE on tv
- SPHERE on the French radio
- See you in Chile
- Ready to go
- Time laps du démontage
Multimedia
Articles
- beta Pictoris b post conjunction detection with VLT/SPHERE
- Pictures from commissionings by J. Girard
- The planet beta Pictoris b orbiting around its star on a 13 years timescale
- AU Microscopii : 3 years of SPHERE observations
- L’instrument SPHERE prêt au départ
