🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.47 AU - 0.75 AU

Year: 201 Days

Day: 47.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 22.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.78 AU - 0.8 AU

Year: 296 Days

Day: 15.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.89 AU - 1.29 AU

Year: 480 Days

Day: 42.1 Hours

Environment

Temp: -47 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,050,285 km

• M1: 273,315 km (0.071 R)

Asteroid Belt

Center: 2.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.8

Radius: 9.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.02 AU - 3.36 AU

Year: 2403 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,050,285 km

• M1: 116,836 km (0.061 R)
• M2: 438,023 km (0.102 R)
• M3: 924,964 km (0.098 R)
• M4: 1,238,970 km (0.101 R)
• M5: 1,673,252 km (0.078 R)
• M6: 2,207,167 km (0.092 R)
• M7: 2,795,236 km (0.09 R)
• M8: 3,111,636 km (0.107 R)
• M9: 4,685,405 km (0.055 R)
• M10: 5,176,685 km (0.039 R)
• M11: 5,500,863 km (0.097 R)
• M12: 6,142,638 km (0.086 R)
• M13: 6,556,127 km (0.09 R)
• M14: 7,466,131 km (0.102 R)
• M15: 8,909,002 km (0.084 R)
• M16: 9,312,767 km (0.053 R)
• M17: 11,737,898 km (0.06 R)
• M18: 12,261,490 km (0.094 R)
• M19: 12,606,313 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.3

Radius: 8.6

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.53 AU - 6.71 AU

Year: 6385 Days

Day: 8.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,050,285 km

• M1: 125,213 km (0.086 R)
• M2: 411,394 km (0.096 R)
• M3: 1,381,686 km (0.115 R)
• M4: 1,796,222 km (0.101 R)
• M5: 2,347,490 km (0.108 R)
• M6: 3,468,127 km (0.046 R)
• M7: 4,340,433 km (0.082 R)
• M8: 7,556,188 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.2

Radius: 9.9

Gravity: 8.55 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.05 AU - 10.55 AU

Year: 11961 Days

Day: 5.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,050,285 km

• M1: 123,717 km (0.108 R)
• M2: 482,304 km (0.115 R)
• M3: 842,984 km (0.038 R)
• M4: 1,171,800 km (0.079 R)
• M5: 1,710,951 km (0.026 R)
• M6: 2,232,748 km (0.052 R)
• M7: 3,675,919 km (0.039 R)
• M8: 4,394,138 km (0.099 R)
• M9: 4,770,826 km (0.1 R)
• M10: 5,341,392 km (0.105 R)
• M11: 6,946,876 km (0.114 R)
• M12: 7,285,865 km (0.1 R)
• M13: 8,089,355 km (0.077 R)
• M14: 9,150,154 km (0.085 R)
• M15: 10,192,851 km (0.108 R)
• M16: 10,575,821 km (0.104 R)
• M17: 11,312,741 km (0.082 R)
• M18: 12,327,613 km (0.069 R)
• M19: 13,015,912 km (0.056 R)
• M20: 13,532,474 km (0.052 R)
• M21: 15,520,181 km (0.115 R)
• M22: 18,490,297 km (0.101 R)
• M23: 24,152,576 km (0.106 R)
• M24: 35,776,480 km (0.092 R)
• M25: 37,304,323 km (0.099 R)
• M26: 42,148,302 km (0.1 R)
• M27: 45,159,259 km (0.086 R)
• M28: 51,445,511 km (0.112 R)
• M29: 52,736,690 km (0.058 R)
• M30: 54,713,476 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99

Radius: 8.5

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.32 AU - 11.58 AU

Year: 13237 Days

Day: 14.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 93,050,285 km

• M1: 106,514 km (0.112 R)
• M2: 539,300 km (0.115 R)
• M3: 2,376,811 km (0.053 R)
• M4: 4,330,410 km (0.098 R)
• M5: 4,759,307 km (0.114 R)
• M6: 5,188,653 km (0.042 R)
• M7: 7,238,443 km (0.095 R)
• M8: 8,952,834 km (0.098 R)
• M9: 9,566,036 km (0.12 R)
• M10: 11,105,548 km (0.118 R)
• M11: 11,717,403 km (0.116 R)
• M12: 12,803,783 km (0.12 R)
• M13: 20,559,684 km (0.108 R)
• M14: 26,015,519 km (0.057 R)
• M15: 29,074,197 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.6

Radius: 5

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.9 AU - 14.7 AU

Year: 17096 Days

Day: 20.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,050,285 km

• M1: 63,280 km (0.096 R)
• M2: 471,682 km (0.035 R)
• M3: 724,203 km (0.071 R)
• M4: 962,662 km (0.085 R)
• M5: 1,217,727 km (0.097 R)
• M6: 1,386,473 km (0.098 R)
• M7: 2,332,530 km (0.115 R)
• M8: 2,794,339 km (0.095 R)
• M9: 4,660,722 km (0.056 R)
• M10: 6,441,834 km (0.09 R)
• M11: 6,623,446 km (0.075 R)
• M12: 6,845,748 km (0.091 R)
• M13: 7,463,288 km (0.118 R)
• M14: 10,406,477 km (0.098 R)
• M15: 12,805,578 km (0.112 R)
• M16: 16,008,917 km (0.086 R)
• M17: 19,784,917 km (0.065 R)
• M18: 21,593,555 km (0.117 R)
• M19: 22,579,555 km (0.065 R)
• M20: 23,509,455 km (0.09 R)
• M21: 23,853,829 km (0.104 R)
• M22: 25,175,227 km (0.08 R)
• M23: 26,359,294 km (0.116 R)
• M24: 30,133,798 km (0.094 R)
• M25: 31,781,170 km (0.055 R)
• M26: 35,592,325 km (0.087 R)
• M27: 35,818,817 km (0.107 R)
• M28: 37,666,051 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986

Radius: 5.4

Gravity: 33.81 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.74 AU - 16.64 AU

Year: 22544 Days

Day: 15.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,050,285 km

• M1: 67,319 km (0.084 R)
• M2: 236,065 km (0.118 R)
• M3: 440,865 km (0.116 R)
• M4: 694,882 km (0.117 R)
• M5: 940,671 km (0.088 R)
• M6: 1,154,746 km (0.095 R)
• M7: 1,663,977 km (0.055 R)
• M8: 3,408,737 km (0.115 R)
• M9: 4,157,175 km (0.103 R)
• M10: 4,738,961 km (0.115 R)
• M11: 6,336,068 km (0.072 R)
• M12: 7,055,036 km (0.056 R)
• M13: 9,058,899 km (0.091 R)
• M14: 10,032,332 km (0.111 R)
• M15: 12,185,046 km (0.087 R)
• M16: 17,468,843 km (0.115 R)
• M17: 21,276,557 km (0.079 R)
• M18: 26,316,360 km (0.099 R)
• M19: 26,557,212 km (0.079 R)
• M20: 26,921,184 km (0.101 R)
• M21: 27,908,081 km (0.117 R)
• M22: 32,648,688 km (0.04 R)
• M23: 44,023,063 km (0.107 R)
• M24: 50,960,814 km (0.1 R)
• M25: 55,178,576 km (0.115 R)
• M26: 55,969,650 km (0.101 R)
• M27: 68,304,742 km (0.065 R)
• M28: 69,445,875 km (0.114 R)
• M29: 73,420,541 km (0.085 R)
• M30: 75,100,375 km (0.114 R)
• M31: 81,053,922 km (0.091 R)
• M32: 89,742,865 km (0.095 R)
• M33: 92,216,017 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 11,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit