Guru Asta Dates 2026-2027 (Jupiter Combustion)

In Vedic astrology, Guru Asta (also known as Guru Moudyam or Gupta) is a critical period where Jupiter becomes invisible to the naked eye due to the Sun's glare.

Key Takeaways

The Event: Jupiter comes within 11° of the Sun, losing its ability to aspect and bless events.
The Impact: Auspicious functions like Marriages, Upanayana (Thread Ceremony), and Griha Pravesh are prohibited.
Duration: Typically lasts for about one month every year.
Allowed: Routine jobs, baby naming (Namakarana), and Annaprasana are usually permitted (with exceptions).

Check Guru Asta for Your City

Combustion times vary slightly by location. Use this tool to find exact dates for your region.

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Why is 'The Great Benefic' Weakened?

Jupiter is the Jeeva Karaka (Significator of Life) and the divine protector. When he enters the 'combustion zone' of the Sun, astrological texts describe him as being in a state of 'Kopa' (agitation) or distress. Just as you cannot see a star during the day because of the Sun, Jupiter's subtle, life-nourishing rays cannot reach the Earth effectively during this time.

Glossary of Terms

Term	Meaning
Guru Moudyam	The South Indian term for Jupiter Combustion. 'Moudyam' implies a state of dullness or loss of wisdom.
Lopa / Asta	Disappearance. Referring to the planet disappearing from the night sky.
Subha Muhurta	Auspicious timing. These are strictly blocked during Guru Asta.

Prohibited vs. Allowed Activities

It is a common misconception that everything stops during Guru Asta. Here is the distinction:

🚫 Prohibited (Do Not Do)

Marriage (Vivaha)
Thread Ceremony (Upanayana)
House Warming (Griha Pravesh)
Installation of Idols (Prana Pratishtha)
Starting construction of a new house

✅ Allowed (Can Do)

Routine daily work and job duties
Signing business contracts (if urgent)
Baby Naming (Namakarana)
Medical treatments
Buying vehicles (if planetary dashas support it)

Vedic Remedies for Guru Asta

If you are running a Jupiter Dasha or Antardasha during this combustion period, you might feel a lack of guidance or optimism. Perform these remedies:

Yellow Offerings: Donate yellow lentils (Chana Dal), turmeric, or bananas to Brahmins or students on Thursdays.
Mantra Japa: Chant 'Om Gram Grim Graum Sah Gurave Namah' 108 times daily.
Worship: Water a Peepal tree on Thursdays, as it is associated with Brihaspati energy.

Frequently Asked Questions

Guru Asta occurs when Jupiter gets too close to the Sun (within 11 degrees). In Vedic Astrology, the Sun's brilliance "burns" or obscures Jupiter's benevolent rays, rendering it weak. This period is considered "blind" for auspicious beginnings.

No. In Vedic tradition, Jupiter (Brihaspati) signifies the husband and marital happiness. Performing a wedding when Jupiter is combust lacks the planetary blessing required for a long, happy union. Most priests will not fix a Muhurta during this time.

It is generally advised to avoid Griha Pravesh during Guru Moudyam. Jupiter represents expansion and prosperity, essential energies for a new home. However, you can perform routine pujas or repairs.

Chanting the Guru Beeja Mantra, respecting teachers/elders, and applying saffron tilak are effective. Since Jupiter is weak externally, internal spiritual practices like meditation are highly fruitful during this time.

Astrological Source: These calculations follow the Drik Siddhanta (Nautical Almanac) method combined with the Lahiri Ayanamsha, verified by Vedic Astrologer Sri Santhosh Kumar Sharma.