Foramen
Eta Carinae — the opening, the keyhole
- Position (J2000)
- 22°09′ Libra
- Magnitude
- ~4.2 (variable; −0.8 in 1843)
- Colour
- Orange to the eye
- Spectrum
- LBV + O-type companion
- Distance
- ~7,500 light-years
- Nature
- Saturn · Jupiter
In the sky
Foramen is the strangest star in this book. It is one of the most massive and luminous stars known, a pair of giant stars about 7,500 light-years away, deep inside the bright Carina Nebula. In 1843 it flared without warning until it was the second brightest star in the sky after Sirius. In that outburst it threw off a twin cloud of gas and dust, now called the Homunculus, which still surrounds it. Then it faded over decades until, by the end of the nineteenth century, it could no longer be seen without a telescope. Since about 1940 it has been brightening again, and it now shines at around fourth magnitude, visible to the eye once more. One day it is expected to explode.
The name is the Latin for an opening or a hole, and beside the star in the nebula lies a dark cloud shaped like a keyhole, which gives the name its image. The name seems to have entered the astrological books in the early twentieth century; it is young, but it fits.
The myth
Foramen lies in the keel of Argo, and Ptolemy gave the bright stars of Argo the nature of Saturn and Jupiter. In this star the pairing becomes a story of pressure and release: Saturn is the lid, the long years of containment, and Jupiter is the great expansion when the lid lifts. The star's own history tells it plainly, in its sudden flare, its long dimming and its slow return.
The keyhole beside it gives the image of a locked chest, and of something inside that is larger than the box. The star is read as hidden power and its release: the talent kept under lock for years, the truth that surfaces all at once, and the renewal that comes by way of fire. It is also the star of goods that arrive unexpectedly from a long voyage, as a ship's hold is opened in the harbour.
What it gives
- Hidden power The native carries something large and unlit, a capacity that others may not suspect until it appears.
- Sudden release When the moment comes, the native's gift emerges all at once, and with a brightness that changes the situation around it.
- Renewal by fire Endings in this native's life tend to clear the ground for something new. Like the star itself, the native can fade and return brighter.
- Unexpected arrival Good things often come to this native from far away or by surprising routes, as cargo from a voyage no one was watching.
What to watch for
- The pressure that chooses the moment A door held shut too long may open by force, at the worst time. The gift is fulfilled when the native opens it on purpose, in daylight, at a moment of their choosing.
- The fire that burns the house Release can scorch what stands nearby. Opening the chest with someone beside, and in a safe place, lets the flame rise without harm.
- The long dimming After a great outburst the native may go quiet for a long season and fear the light is lost. The star's own history says the brightness returns.
- The secret as identity Keeping something hidden can become who the native is. Showing a little of it regularly keeps the pressure from building and the treasure from being forgotten.
How to work with it
Open what has been kept shut deliberately and in stages, rather than waiting for it to burst.
Choose witnesses for the release: a teacher, a friend, a public that can receive what rises.
After any great expenditure of energy, allow a quiet season without judging it as failure.
Keep the threshold guarded but not sealed; let the keyhole be a door that is used.
In brief
Foramen is the great unstable star of Argo's keel, which flared in 1843, faded, and is slowly brightening again beside a dark cloud shaped like a keyhole. It gives hidden power, sudden release, renewal by fire and good things that arrive unexpectedly. Its risks are pressure that chooses its own moment, a release that scorches what is near, the long dimming after the flare, and a secret that becomes an identity. The placement works best where the lid is lifted on purpose and the fire is allowed to rise in a safe place.