Other

Observatories

Metsähovi:

Metsähovi Radio Observatory
Metsähovi Solar Gallery
Metsähovi all-sky image gallery
Metsähovi solar portal
Restricted access, allowed from Metsähovi only: local pages

European Southern Observatory ESO:

ESO main
ESO council & committees
La Silla Paranal Observatory
Santiago
ALMA.


Radio to submillimeter observatories

A (fairly) complete list of facilities operating in the radio to submm domain

Some shortcuts:

Onsala Space Observatory (Sweden).
RATAN-600.
The Atacama Pathfinder EXperiment APEX
Submillimetre Array SMA calibrator list.


Optical

The Nordic Optical Telescope, NOT.
The Tuorla Observatory.
El Gran Telescopio Canarias GTC (was: Grantecan).
List of the world's largest telescopes.

European Space Agency ESA

The ESA portal.
ESA space science.
ESA Science and Technology.
Portal for users of ESA's Science Directorate's missions Cosmos.

NASA:

The International Space Station.
The High Energy Astrophysics Science Archive Research Center HEASARC.
Jet Propulsion Laboratory.
NASA Planetary Photojournal.
National Space Science Data Center.
Astronomy Picture of the Day


Mars missions:

Mars Exploration web pages.
Chronology of Mars exploration.
Mars Mars Odyssey (Surveyor) 2001 (launched 2001-Apr-7, arrived at Mars 2001-Oct-24).
Mars Rover Missions Spirit and Opportunity, landed on 3.1.2004 and 24.1.2004
Mars Reconnaissance Orbiter (launched 2005-08-12, arrived at Mars 2006-03-10)
Phoenix Mars lander, launched 4.8.2007, landed 25.5.2008
Mars Science Laboratory (MSL) rover "Curiosity", launched 26.11.2011, landed in August 2012
Mars Atmosphere and Volatile Evolution orbiter MAVEN, launched 18.11.2013

Satellite missions:

ESA
ESA mission portal Cosmos.

Gamma

The Compton Gamma-Ray Observatory, CGRO, 5.4.1991-4.6.2000.
The High-Energy Transient Explorer HETE-2 gamma- and X-ray mission, launched 9.10.2001.
The International Gamma-Ray Laboratory INTEGRAL. Launched 17.10.2002.
Astrorivelatore Gamma ad Immagini LEggero AGILE, launched 23.4.2007.
The gamma-ray burst mission the Neil Gehrels Swift Observatory, launched 20.11.2004, planned lifetime 2 years.
Fermi (was: The Gamma-Ray Large Area Space Telescope GLAST), launched 11.6.2008, planned lifetime 5 yrs. The LAT instrument on Fermi.


X-ray

The ROentgen SATellite, ROSAT (1.6.1990-12.2.1999).
The Advanced Satellite for Cosmology and Astrophysics, ASCA (=ASTRO-D) (20.2.1993-2.3.2001).
The Rossi X-ray Timing Explorer, RXTE (30.12.1995-5.1.2012).
BeppoSAX (1996-2002).
Chandra X-ray satellite (formerly known as AXAF). Launched 23.7.1999, lifetime 5-10 yrs.
The X-ray Multi-mirror Mission XMM, launched 10.12.1999.
HETE-2 gamma- and X-ray mission, launched 9.10.2001, decommissioned in March 2008.
Suzaku, formerly known as Astro-E2, 10.7.2005-2.9.2015.
ATHENA (was: IXO, was: XEUS). To be launched: no earlier than 2030.
The Micro-Arcsecond X-ray Imaging Mission MAXIM (NASA).


Ultraviolet

The International Ultraviolet Explorer, IUE (1978-1996).
The Extreme Ultraviolet Explorer, EUVE (7.6.1992-31.1.2001).


Optical

The Hubble Space Telescope (HST) (25.4.1990-).
Double Star, China & ESA, launched 29.12.2003 & 26.7.2004.
Gaia, launched 19.12.2013.
Kepler, 7.3.2009-30.10.2018.
The Laser Interferometer Space Antenna LISA
LISA Pathfinder , 3.12.2015-18.7.2017.
The James Webb Space Telescope (was: The Next Generation Space Telescope).
Characterising Exoplanet Satellite (CHEOPS), 330 to 1100 nm transit photometry; launched 18.12.2019.


Infra Red

The Infrared Astronomical Satellite IRAS (1983)
The Infrared Space Observatory, ISO (1995-1998).
The Spitzer Space Telescope (was: Space Infrared Telescope Facility, SIRTF), launched 25.8.2003, to be retired on 30 January 2020.
The Infrared Imaging Surveyor (IRIS), or ASTRO-F, renamed Akari. 21.2.2006-24.11.2011.
The Herschel satellite (was: Far InfraRed and Submillimetre Telescope, FIRST), launched on 14.5.2009 together with Planck, end of operations 29.4.2014.


Radio

Cosmic Background Explorer COBE (18.11.1989-23.12.1993)
The Submillimeter Wave Astronomy Satellite SWAS Lauched 5.12.1998, hibernating on standby since 2005.
The Wilkinson Microwave Anisotropy Probe WMAP, 30.6.2001-20.10.2010
Planck (14.5.2009-23.10.2013)

Gamma ray astronomy:

See also the section about gamma-ray satellites!

The Major Atmosperic Gamma Imaging Cerenkov Telescope MAGIC.
An array of imaging atmospheric cherenkov telescopes, the High Energy Stereoscopic System HESS.
The Very Energetic Radiation Imaging Telescope Array System VERITAS.
The Cherenkov Telescope Array CTA

VLBI, Interferometry

Ground-based radio interferometry and VLBI

European VLBI Network EVN.
Joint Institute for VLBI in Europe, JIVE
The Global mm-VLBI Array GMVA.
VLBA/LBO.
ALMA, NRAO's ALMA page.

The MOJAVE project home page


Space-VLBI:

The VLBI Space Observatory Programme (VSOP) HALCA (12.2.1997-30.11.2005).
VSOP-2 -- Cancelled.
Radioastron 2011-2019.


Optical interferometry:

The Center for High Angular Resolution Astronomy CHARA
Keck Interferometer
The Very Large Telescope Interferometer VLTI

Journals:

Astronomy & Astrophysics.
The Astronomical Journal.
The Astrophysical Journal.
The Monthly Notices of the Royal Astronomical Society, MNRAS.
The Annual Reviews of Astronomy and Astrophysics.


The preprint server astro-ph.
AstroBites

The American Astronomical Society AAS.

Databases:

The ADS abstract service.

Astronomy And Astrophysics CDS Database.
The Simbad astronomical database,
The VizieR catalogue database, and its mirror in UK.
The NASA/IPAC Extragalactic Database NED,
The CATS database.


The AGN Black Hole Mass Database.

Atlas of DRAGNs.
A Catalog of 157 X-ray Spectra and 84 SEDs of Blazars observed with BeppoSAX.

The International Virtual Observatory Alliance IVO.
The European Virtual Observatory EURO-VO, .
US Virtual Astronomical Observatory USVAO.

Manned spaceflight

NASA human spaceflight index.
ESA manned spaceflight and microgravity.


Space stations: Salyut, MIR.
International Space Station: site 1, site 2.

Apollo expeditions.

Astrobiology aka Bioastronomy:

NASA Astrobiology Institute
Astrobiology.com


California & Carnegie Planet Search exoplanets.org.
Exoplanet encyclopaedia
A brief history of exoplanet searches:

SETI Institute
SETI@home

Weather:

Weather in Finland, current conditions

Metsähovi all-sky camera
Restricted access, for internal use only: Weather in Metsähovi Antenna & Weather parameters, MRO data plotter .

Weather on roads main page.


"Helsinki testbed" for Southern Finland: Rain and temperature , wind
Radar maps at FMI
Clouds over Scandinavia


Some webcam picks: Lohja, Helsinki/Eteläranta.
Webcams at ports of Helsinki


Thunderstorms and lightning

EuroBlitz live (Nordicweather)
Geochache.fi lightning map
Dynamic lightning map (lightingmaps.org)
Static lightning map of Europe and others
Blitzortung.org, map of Europe and others
Finnish meteorological institute's map of Southern Finland and others
Thunderstorm forecast at Myrskyvaroitus


Weather in Finland, forecast

Cloudiness at Metsähovi current and forecast, from Clear Outside.


Forecast for Finland (FMI) and Foreca.
Forecast for Kylmälä, FMI, Foreca, yr.no


YLE weather pages
Forecast for Helsinki by CNN,
10-day forecast for Helsinki by Weather Channel,
Forecast for Helsinki by Weather Underground,


Other

Snow and temperature statistics in Finland: Lohja Porla
Animated map of global wind, weather and ocean conditions
Medium-range GFS forecasts for Europe, National Centers for Environmental Prediction.
Weather and climate data


Cloudman cloud and weather pages.

Sun and Aurorae:

Metsähovi solar portal


Space weather prediction center
Space weather enthusiasts' dashboard
Aurora ovation


Aurora cameras
Auroras Now!
Geomagnetic activity in Finland


NOAA Space weather scales
Neutron Monitor count rates during Ground Level Enhancements (GLEs) caused by solar energetic particles


Helioviewer


Data center for the production, preservation and dissemination of the international sunspot number
SILSO

Solar missions:
Yohkoh (30.8.1991 - end 2001)
Ulysses (6.10.1990-30.6.2009).
SOHO (2.12.1995-)
GOES Solar X-ray Imagers (12-15) (2001-- ).
Solar Dynamics Observatory (SDO) (11.2.2010, lifetime 5-10 yrs).
Solar Orbiter, launched 10.2.2020, lifetime 7 years.

Education:

My Radio Astronomy Courses page.

General information about quasars and quasar research in Metsähovi, in Finnish.

Imagine the Universe! Dictionary
Dr. Johnny B. Holmes: NSCI 111 Introduction to Astronomy
Ned Wright's Cosmology Tutorial


Bad Astronomy.

Plagiarism and How To Avoid It:
Plagiarism: How to avoid it (by C. Barnbaum).

Other:

International astronomy conferences and meetings.

Astronomy Picture of the day.


Rami Rekola's Coordinate Converter
World Clock.
Unit converter , another unit converter.


Calendars, world clock, etc..

The Messier catalog on-line.


International Meteor Organization
Leonid meteor showers.

International Earth Rotation Service IERS.
USNO Time Service Department.


Finnish Astronomical Society.
The amateur astronomy association Ursa.
Ursa: Taivaanvahti observations, and Foorumi discussion forum.