Ketu namaskara mantraha
फलाशपुष्प संकाशं तारकाग्रह मस्तकं। रौद्रं रौद्रात्मकं घॊरं तं केतुं प्रणमाम्यहं॥
ಫಲಾಶಪುಷ್ಪ ಸಂಕಾಶಂ ತಾರಕಾಗ್ರಹ ಮಸ್ತಕಂ| ರೌದ್ರಂ ರೌದ್ರಾತ್ಮಕಂ ಘೊರಂ ತಂ ಕೇತುಂ ಪ್ರಣಮಾಮ್ಯಹಂ||
ఫలాశపుష్ప సంకాశం తారకాగ్రహ మస్తకం| రౌద్రం రౌద్రాత్మకం ఘొరం తం కేతుం ప్రణమామ్యహం||
பலாஶபுஷ்ப ஸம்காஶம் தாரகாக்ரஹ மஸ்தகம்| ரௌத்ரம் ரௌத்ராத்மகம் கொரம் தம் கேதும் ப்ரணமாம்யஹம்||
ഫലാശപുഷ്പ സംകാശം താരകാഗ്രഹ മസ്തകം| രൗദ്രം രൗദ്രാത്മകം ഘൊരം തം കേതും പ്രണമാമ്യഹം||
phalāśapuṣpa saṁkāśaṁ tārakāgraha mastakaṁ| raudraṁ raudrātmakaṁ ghoraṁ taṁ kētuṁ praṇamāmyahaṁ||
Ketu peedahara stotram
अनेकरूप वर्णैश्च शतशोथ सहस्रशः। उत्वातरूपी जगतां पीडां हरतु मे तमः॥
ಅನೇಕರೂಪ ವರ್ಣೈಶ್ಚ ಶತಶೋಥ ಸಹಸ್ರಶಃ| ಉತ್ವಾತರೂಪೀ ಜಗತಾಂ ಪೀಡಾಂ ಹರತು ಮೇ ತಮಃ||
అనేకరూప వర్ణైశ్చ శతశోథ సహస్రశః| ఉత్వాతరూపీ జగతాం పీడాం హరతు మే తమః||
அநேகரூப வர்ணைஶ்ச ஶதஶோத ஸஹஸ்ரஶஃ| உத்வாதரூபீ ஜகதாம் பீடாம் ஹரது மே தமஃ||
അനേകരൂപ വര്ണൈശ്ച ശതശോഥ സഹസ്രശഃ| ഉത്വാതരൂപീ ജഗതാം പീഡാം ഹരതു മേ തമഃ||
anēkarūpa varṇaiśca śataśōtha sahasraśaḥ| utvātarūpī jagatāṁ pīḍāṁ haratu mē tamaḥ||
Ketu gayatri mantraha
ओं जैमिनी गोत्राय विद्महे धूम्रवर्णाय धीमही। तन्नो केतु प्रचोदयात्॥
ಓಂ ಜೈಮಿನೀ ಗೋತ್ರಾಯ ವಿದ್ಮಹೇ ಧೂಮ್ರವರ್ಣಾಯ ಧೀಮಹೀ| ತನ್ನೋ ಕೇತು ಪ್ರಚೋದಯಾತ್||
ఓం జైమినీ గోత్రాయ విద్మహే ధూమ్రవర్ణాయ ధీమహీ| తన్నో కేతు ప్రచోదయాత్||
ஓம் ஜைமிநீ கோத்ராய வித்மஹே தூம்ரவர்ணாய தீமஹீ| தந்நோ கேது ப்ரசோதயாத்||
ഓം ജൈമിനീ ഗോത്രായ വിദ്മഹേ ധൂമ്രവര്ണായ ധീമഹീ| തന്നോ കേതു പ്രചോദയാത്||
ōṁ jaiminī gōtrāya vidmahē dhūmravarṇāya dhīmahī| tannō kētu pracōdayāt||
Ketu beeja mantraha
ओं स्त्रां स्त्रीं स्त्रौं सः केतवे नमः॥
ಓಂ ಸ್ತ್ರಾಂ ಸ್ತ್ರೀಂ ಸ್ತ್ರೌಂ ಸಃ ಕೇತವೇ ನಮಃ||
ఓం స్త్రాం స్త్రీం స్త్రౌం సః కేతవే నమః||
ஓம் ஸ்த்ராம் ஸ்த்ரீம் ஸ்த்ரௌம் ஸஃ கேதவே நமஃ||
ഓം സ്ത്രാം സ്ത്രീം സ്ത്രൗം സഃ കേതവേ നമഃ||
ōṁ strāṁ strīṁ strauṁ saḥ kētavē namaḥ||

Ketu is the planet of spirituality. Ketu represents the spiritual process of evolution. Ketu is also not a material embodiment and is referred to as chaya graha (Shadow planet). Ketu is the southern point where the path of earth around sun cuts the path of Chandra. Like his counterpart Rahu, he is also the significator of any sudden event be in an accident or a lottery gain. He indicates secrecy, dissatisfaction, hidden enemies, greed, proficiency in foreign and artificial languages like computer languages. He represents foreign or alien religious believes, obsessive personality, mass tragedies and mysterious diseases. He causes abortions, rifts in married life as well as domestic problems. The difference between the significations of rahu and ketu is that the effects caused by ketu are not as severe as those caused by rahu. However, the mental agony, uncertainty are more. Ketu is considered a worldly malefic and spiritual benefic, as he causes mild amount sorrow and loss, which ultimately turns the individual to God. Ketu signifies intelligence, liberation, wisdom, non-attachment, deep insight, and psychic abilities. Regular propitiation measures to ketu removes possibility of accidents, insect bites, allergy etc., The remedial measures to ketu reduce mental worries and mysterious fears.
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