🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.69 AU - 1.09 AU

Year: 294 Days

Day: 17.1 Hours

Environment

Temp: 111 °C

Axial Tilt: 157.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.04 AU - 1.38 AU

Year: 466 Days

Day: 35.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.15 AU - 2.87 AU

Year: 1391 Days

Day: 42.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,872,267 km

• M1: 596,896 km (0.087 R)

Asteroid Belt

Center: 4.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 14.9

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.17 AU - 7.17 AU

Year: 5362 Days

Day: 8.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,872,267 km

• M1: 185,950 km (0.066 R)
• M2: 921,224 km (0.068 R)
• M3: 1,510,191 km (0.114 R)
• M4: 2,998,540 km (0.12 R)
• M5: 5,430,253 km (0.094 R)
• M6: 6,073,075 km (0.108 R)
• M7: 6,766,312 km (0.074 R)
• M8: 7,582,368 km (0.074 R)
• M9: 9,248,739 km (0.039 R)
• M10: 10,168,317 km (0.08 R)
• M11: 11,148,033 km (0.088 R)
• M12: 12,584,622 km (0.092 R)
• M13: 13,399,631 km (0.115 R)
• M14: 14,087,631 km (0.08 R)
• M15: 16,955,722 km (0.116 R)
• M16: 18,077,556 km (0.091 R)
• M17: 19,115,766 km (0.103 R)
• M18: 20,056,587 km (0.069 R)
• M19: 20,957,614 km (0.117 R)
• M20: 21,885,420 km (0.098 R)
• M21: 22,691,753 km (0.101 R)
• M22: 27,443,580 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.5

Radius: 9.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.29 AU - 6.71 AU

Year: 5798 Days

Day: 14.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,872,267 km

• M1: 123,119 km (0.081 R)
• M2: 453,431 km (0.047 R)
• M3: 1,182,571 km (0.112 R)
• M4: 1,983,069 km (0.07 R)
• M5: 5,582,394 km (0.063 R)
• M6: 6,805,506 km (0.105 R)
• M7: 7,988,825 km (0.092 R)
• M8: 8,535,905 km (0.1 R)
• M9: 9,173,042 km (0.095 R)
• M10: 11,313,040 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.5

Radius: 8.3

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.75 AU - 7.95 AU

Year: 6272 Days

Day: 11.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,872,267 km

• M1: 107,561 km (0.097 R)
• M2: 510,578 km (0.104 R)
• M3: 1,043,445 km (0.068 R)
• M4: 1,447,808 km (0.096 R)
• M5: 1,866,981 km (0.095 R)
• M6: 2,664,637 km (0.086 R)
• M7: 4,051,260 km (0.119 R)
• M8: 4,508,281 km (0.052 R)
• M9: 7,890,839 km (0.073 R)
• M10: 9,665,818 km (0.082 R)
• M11: 10,575,971 km (0.095 R)
• M12: 11,295,238 km (0.098 R)
• M13: 12,831,159 km (0.078 R)
• M14: 13,154,290 km (0.116 R)
• M15: 19,162,141 km (0.085 R)
• M16: 19,798,231 km (0.08 R)
• M17: 21,487,490 km (0.114 R)
• M18: 21,943,614 km (0.077 R)
• M19: 23,832,586 km (0.04 R)
• M20: 24,321,323 km (0.112 R)
• M21: 25,657,232 km (0.104 R)
• M22: 25,998,614 km (0.103 R)
• M23: 28,932,677 km (0.051 R)
• M24: 32,377,168 km (0.064 R)
• M25: 34,404,369 km (0.029 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.5

Radius: 14.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.68 AU - 10.48 AU

Year: 10373 Days

Day: 15 Hours

Environment

Temp: -157 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,872,267 km

• M1: 185,801 km (0.032 R)
• M2: 1,117,197 km (0.114 R)
• M3: 1,744,760 km (0.096 R)
• M4: 2,623,947 km (0.084 R)
• M5: 3,355,929 km (0.088 R)
• M6: 4,115,138 km (0.112 R)
• M7: 4,809,123 km (0.12 R)
• M8: 5,743,960 km (0.118 R)
• M9: 6,361,201 km (0.1 R)
• M10: 7,022,573 km (0.113 R)
• M11: 8,354,443 km (0.096 R)
• M12: 8,834,053 km (0.06 R)
• M13: 11,515,446 km (0.118 R)
• M14: 12,500,248 km (0.085 R)
• M15: 15,208,269 km (0.119 R)
• M16: 20,165,643 km (0.112 R)
• M17: 21,032,114 km (0.065 R)
• M18: 24,747,826 km (0.099 R)
• M19: 31,528,200 km (0.037 R)
• M20: 38,367,665 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.8

Radius: 6.2

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 15.23 AU - 22.99 AU

Year: 29226 Days

Day: 18.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 72,872,267 km

• M1: 77,043 km (0.095 R)
• M2: 289,921 km (0.087 R)
• M3: 722,707 km (0.074 R)
• M4: 1,709,604 km (0.101 R)
• M5: 2,023,012 km (0.03 R)
• M6: 2,599,113 km (0.119 R)
• M7: 3,171,475 km (0.075 R)
• M8: 3,559,083 km (0.08 R)
• M9: 4,008,774 km (0.119 R)
• M10: 4,362,124 km (0.108 R)
• M11: 4,806,280 km (0.115 R)
• M12: 5,986,757 km (0.098 R)
• M13: 6,278,024 km (0.109 R)
• M14: 7,491,113 km (0.092 R)
• M15: 11,991,317 km (0.099 R)
• M16: 16,845,169 km (0.07 R)
• M17: 17,934,840 km (0.09 R)
• M18: 21,678,377 km (0.102 R)
• M19: 22,266,596 km (0.118 R)
• M20: 29,336,890 km (0.07 R)
• M21: 30,056,456 km (0.113 R)
• M22: 32,412,323 km (0.077 R)
• M23: 32,667,238 km (0.107 R)
• M24: 35,695,997 km (0.071 R)
• M25: 39,194,941 km (0.066 R)
• M26: 40,361,057 km (0.056 R)
• M27: 46,056,547 km (0.117 R)
• M28: 48,178,443 km (0.105 R)
• M29: 51,050,273 km (0.081 R)
• M30: 51,916,146 km (0.116 R)
• M31: 53,855,533 km (0.097 R)
• M32: 57,132,324 km (0.112 R)
• M33: 59,962,567 km (0.09 R)
• M34: 61,120,304 km (0.077 R)
• M35: 70,710,126 km (0.112 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 16,780 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit