🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.48 AU - 0.54 AU

Year: 235 Days

Day: 41.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.4

Radius: 10.6

Gravity: 8.59 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.63 AU - 0.99 AU

Year: 471 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 54,171,635 km

• M1: 132,993 km (0.096 R)
• M2: 243,097 km (0.083 R)
• M3: 311,313 km (0.099 R)
• M4: 392,994 km (0.083 R)
• M5: 665,561 km (0.109 R)
• M6: 860,637 km (0.095 R)
• M7: 1,027,438 km (0.111 R)
• M8: 1,101,639 km (0.094 R)
• M9: 1,238,820 km (0.065 R)
• M10: 1,387,819 km (0.107 R)
• M11: 1,561,353 km (0.092 R)
• M12: 1,697,786 km (0.113 R)
• M13: 1,812,528 km (0.095 R)
• M14: 2,070,135 km (0.113 R)
• M15: 2,255,487 km (0.059 R)
• M16: 2,396,408 km (0.116 R)
• M17: 2,475,246 km (0.12 R)
• M18: 2,584,154 km (0.045 R)
• M19: 2,746,767 km (0.085 R)
• M20: 2,852,083 km (0.109 R)
• M21: 3,074,535 km (0.098 R)
• M22: 3,152,476 km (0.111 R)
• M23: 3,223,385 km (0.041 R)
• M24: 3,358,622 km (0.104 R)
• M25: 3,487,725 km (0.099 R)
• M26: 3,659,613 km (0.084 R)
• M27: 3,775,850 km (0.102 R)
• M28: 3,884,907 km (0.079 R)
• M29: 4,054,701 km (0.097 R)
• M30: 4,140,570 km (0.093 R)
• M31: 4,209,684 km (0.103 R)
• M32: 4,313,954 km (0.032 R)
• M33: 4,392,941 km (0.116 R)
• M34: 4,490,030 km (0.115 R)
• M35: 4,596,694 km (0.069 R)
• M36: 4,758,409 km (0.091 R)
• M37: 4,958,571 km (0.07 R)
• M38: 5,115,200 km (0.031 R)
• M39: 5,292,324 km (0.111 R)
• M40: 5,537,814 km (0.12 R)
• M41: 5,661,980 km (0.114 R)
• M42: 5,748,597 km (0.095 R)
• M43: 5,816,216 km (0.073 R)
• M44: 5,913,305 km (0.089 R)
• M45: 6,207,713 km (0.036 R)
• M46: 6,386,632 km (0.076 R)
• M47: 6,557,323 km (0.112 R)
• M48: 6,719,338 km (0.09 R)
• M49: 6,831,387 km (0.073 R)
• M50: 6,913,366 km (0.086 R)
• M51: 6,995,645 km (0.036 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 14.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.83 AU - 0.91 AU

Year: 524 Days

Day: 5.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 54,171,635 km

• M1: 193,580 km (0.078 R)
• M2: 297,251 km (0.093 R)
• M3: 425,905 km (0.089 R)
• M4: 542,292 km (0.059 R)
• M5: 633,697 km (0.109 R)
• M6: 727,046 km (0.1 R)
• M7: 850,314 km (0.093 R)
• M8: 955,930 km (0.057 R)
• M9: 1,082,640 km (0.083 R)
• M10: 1,198,728 km (0.08 R)
• M11: 1,325,138 km (0.058 R)
• M12: 1,536,370 km (0.076 R)
• M13: 1,739,524 km (0.083 R)
• M14: 1,844,691 km (0.109 R)
• M15: 1,938,489 km (0.049 R)
• M16: 2,159,146 km (0.06 R)
• M17: 2,366,638 km (0.077 R)
• M18: 2,506,213 km (0.06 R)
• M19: 2,641,150 km (0.112 R)
• M20: 2,973,407 km (0.118 R)
• M21: 3,156,814 km (0.119 R)
• M22: 3,319,577 km (0.104 R)
• M23: 3,426,838 km (0.093 R)
• M24: 3,602,466 km (0.087 R)
• M25: 3,695,815 km (0.098 R)
• M26: 3,815,793 km (0.084 R)
• M27: 3,963,147 km (0.108 R)
• M28: 4,165,702 km (0.06 R)
• M29: 4,362,723 km (0.074 R)
• M30: 4,498,857 km (0.077 R)
• M31: 4,645,612 km (0.074 R)
• M32: 4,747,488 km (0.073 R)
• M33: 4,953,634 km (0.058 R)
• M34: 5,239,366 km (0.115 R)
• M35: 5,364,879 km (0.033 R)
• M36: 5,520,760 km (0.119 R)
• M37: 5,777,470 km (0.095 R)
• M38: 5,907,321 km (0.119 R)
• M39: 6,333,375 km (0.047 R)
• M40: 6,467,266 km (0.108 R)
• M41: 6,570,937 km (0.031 R)
• M42: 6,685,678 km (0.068 R)
• M43: 6,959,592 km (0.111 R)
• M44: 7,097,821 km (0.11 R)
• M45: 7,226,325 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.3

Radius: 7.2

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.11 AU - 9.13 AU

Year: 16341 Days

Day: 21.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 54,171,635 km

• M1: 91,255 km (0.082 R)
• M2: 220,208 km (0.094 R)
• M3: 413,788 km (0.096 R)
• M4: 458,966 km (0.12 R)
• M5: 694,134 km (0.104 R)
• M6: 1,006,494 km (0.115 R)
• M7: 1,267,692 km (0.04 R)
• M8: 1,429,707 km (0.079 R)
• M9: 1,623,436 km (0.091 R)
• M10: 1,673,103 km (0.086 R)
• M11: 1,929,663 km (0.107 R)
• M12: 2,009,099 km (0.099 R)
• M13: 2,089,583 km (0.073 R)
• M14: 2,171,263 km (0.111 R)
• M15: 2,394,164 km (0.065 R)
• M16: 2,772,198 km (0.073 R)
• M17: 3,075,583 km (0.097 R)
• M18: 3,168,782 km (0.116 R)
• M19: 3,357,874 km (0.11 R)
• M20: 3,780,338 km (0.112 R)
• M21: 4,116,784 km (0.074 R)
• M22: 4,675,083 km (0.099 R)
• M23: 5,294,119 km (0.094 R)
• M24: 5,823,097 km (0.074 R)
• M25: 5,938,736 km (0.11 R)
• M26: 6,016,228 km (0.084 R)
• M27: 6,250,648 km (0.076 R)
• M28: 7,053,689 km (0.09 R)
• M29: 7,135,669 km (0.119 R)
• M30: 7,888,745 km (0.082 R)
• M31: 8,016,800 km (0.076 R)
• M32: 9,065,182 km (0.118 R)
• M33: 9,334,010 km (0.056 R)
• M34: 10,811,438 km (0.11 R)
• M35: 11,048,850 km (0.109 R)
• M36: 11,674,019 km (0.065 R)
• M37: 12,409,742 km (0.098 R)
• M38: 12,858,236 km (0.104 R)
• M39: 14,028,690 km (0.078 R)
• M40: 14,080,301 km (0.104 R)
• M41: 14,968,165 km (0.092 R)
• M42: 15,179,696 km (0.051 R)
• M43: 15,232,803 km (0.097 R)
• M44: 15,659,307 km (0.046 R)
• M45: 15,927,984 km (0.09 R)
• M46: 15,981,840 km (0.099 R)
• M47: 16,035,845 km (0.092 R)
• M48: 17,017,506 km (0.067 R)
• M49: 17,515,667 km (0.045 R)
• M50: 18,867,283 km (0.069 R)
• M51: 19,210,461 km (0.046 R)
• M52: 20,662,308 km (0.118 R)
• M53: 21,252,921 km (0.092 R)
• M54: 21,669,551 km (0.104 R)
• M55: 22,450,601 km (0.084 R)
• M56: 22,571,626 km (0.117 R)
• M57: 23,118,705 km (0.071 R)
• M58: 23,240,927 km (0.055 R)
• M59: 25,476,368 km (0.087 R)
• M60: 27,585,099 km (0.073 R)
• M61: 28,955,865 km (0.092 R)
• M62: 30,415,641 km (0.061 R)
• M63: 31,289,442 km (0.062 R)
• M64: 32,103,404 km (0.108 R)
• M65: 32,376,121 km (0.062 R)
• M66: 32,581,369 km (0.103 R)
• M67: 32,924,247 km (0.101 R)
• M68: 33,821,236 km (0.115 R)
• M69: 35,639,299 km (0.099 R)
• M70: 35,709,760 km (0.052 R)
• M71: 35,780,370 km (0.088 R)
• M72: 35,992,500 km (0.098 R)
• M73: 36,275,988 km (0.114 R)
• M74: 37,992,174 km (0.065 R)
• M75: 38,280,749 km (0.093 R)
• M76: 38,787,586 km (0.06 R)
• M77: 40,615,672 km (0.111 R)
• M78: 41,354,686 km (0.091 R)
• M79: 42,098,187 km (0.096 R)
• M80: 42,172,837 km (0.117 R)
• M81: 44,203,328 km (0.087 R)
• M82: 44,355,021 km (0.11 R)
• M83: 44,734,999 km (0.117 R)
• M84: 45,039,730 km (0.096 R)
• M85: 47,580,052 km (0.098 R)
• M86: 47,657,842 km (0.057 R)
• M87: 48,828,446 km (0.109 R)
• M88: 49,220,841 km (0.112 R)
• M89: 51,436,984 km (0.096 R)
• M90: 52,557,322 km (0.103 R)
• M91: 52,798,474 km (0.117 R)
• M92: 54,171,633 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 15,567 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit