Rain at four in the morning is an ordinary sound, and Dave Bonta begins "Old Water" with it. The poem is quietly ambitious about it. A scientific claim, that Earth's water is older than the sun, makes the speaker hear the roof differently. Each drop becomes a traveler with a history, and the poem follows that thought from a bedroom to the far reaches of the galaxy. Its central idea is that if water is common across the cosmos, so is kinship. Any living thing we meet out there will be a distant relative, and loneliness is something we will share with them rather than cure.
The poem is in free verse, with no rhyme and no regular meter, and that suits its subject. Its three stanzas run to eight, eight and nine lines, and the sentences spill over the line breaks the way water finds its way downhill. The most important spill comes between the second and third stanzas: "I listen to the drumming / on the roof and imagine // that someday, sure as rain…" The reader has to cross a gap of white space to reach the poem's great leap, from one roof to other worlds. The diction stays plain and conversational throughout, which keeps the large ideas from sounding grand. "Sure as rain" is a homely idiom, and here it makes a prediction about alien contact sound as dependable as the weather.
The speaker is also careful about where the knowledge comes from. "Scientists say" opens the first stanza and returns at the start of the second. The repetition frames the poem as a conversation between fact and feeling. Science supplies the information, and the poem works out what it feels like to live with it. "I'll never / see rain the same way again" is a small, honest confession, the kind of change a new fact can make in someone's ordinary perception.
The imagery works on two levels. Rain is "drumming" and "tap[ping]" on the roof, which are sounds you can hear, and it is also something that "returned to" the oceans "as if going home." That phrase gives water a homing instinct and makes it a wanderer with somewhere to belong. The most inventive phrase is "resident alien." It is a pun, since "alien" can mean an extraterrestrial or a foreigner with papers, and water is both. It is native to us, yet it came from elsewhere. Earth's most familiar substance turns out to be its oldest immigrant.
Then comes the eye. The speaker remembers "how many times the eye / has evolved on Earth alone," and a few lines later imagines meeting "the watery gaze of beings / born under distant stars." The word "watery" joins the poem's two halves. Eyes are made largely of water, so the aliens' way of seeing is as much a family trait as the rain. The meeting is imagined as two sets of eyes recognizing each other.
The ending is the poem's boldest move. Instead of a triumphant first contact, we get a hedged, human one built on three "Maybe"s. The line "loneliness / has no cure" seems bleak, but the next phrase, "we are all heirs / to drifting, interstellar ice," turns it around. Loneliness cannot be cured, but it can be shared, because everyone inherits it along with the water. The final lines drop into short, almost bare sentences: "Maybe we'll offer them a drink. / Maybe we'll weep." The offer of a drink is an old gesture of hospitality, and it is quietly funny, because the water we would offer is already theirs too. The weeping has no stated cause. It could be joy, grief or simple relief at not being alone.
The poem matters because it takes a cold fact and makes it intimate without distorting it. Imagined meetings with aliens are often about conquest or fear, and here the encounter is tender, even awkward. The poem asks readers to treat the universe as a place where strangers turn out to be relatives, and it makes the case with something as small as rain on a roof.