🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.74 AU - 0.84 AU

Year: 248 Days

Day: 14.6 Hours

Environment

Temp: 190 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.76 AU - 1.02 AU

Year: 296 Days

Day: 37.5 Hours

Environment

Temp: 131 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.15 AU - 1.35 AU

Year: 493 Days

Day: 22.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 31.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.11 AU - 1.63 AU

Year: 566 Days

Day: 35.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 122.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,028,064 km

• M1: 859,141 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.25 AU - 1.61 AU

Year: 604 Days

Day: 29.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.9

Radius: 12.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.33 AU - 10.23 AU

Year: 8413 Days

Day: 10.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,028,064 km

• M1: 186,549 km (0.096 R)
• M2: 1,438,832 km (0.107 R)
• M3: 2,023,610 km (0.11 R)
• M4: 3,839,579 km (0.109 R)
• M5: 4,598,938 km (0.074 R)
• M6: 5,340,345 km (0.062 R)
• M7: 6,170,763 km (0.084 R)
• M8: 6,960,789 km (0.08 R)
• M9: 8,016,651 km (0.109 R)
• M10: 14,096,607 km (0.105 R)
• M11: 14,784,907 km (0.049 R)
• M12: 15,848,249 km (0.079 R)
• M13: 16,577,987 km (0.105 R)
• M14: 17,270,326 km (0.065 R)
• M15: 22,579,255 km (0.092 R)
• M16: 23,387,084 km (0.104 R)
• M17: 29,866,766 km (0.073 R)
• M18: 32,252,703 km (0.111 R)
• M19: 34,730,791 km (0.112 R)
• M20: 35,809,841 km (0.102 R)
• M21: 38,258,459 km (0.094 R)
• M22: 40,954,212 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.7

Radius: 6.2

Gravity: 16.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.52 AU - 18.42 AU

Year: 26898 Days

Day: 22.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,028,064 km

• M1: 77,940 km (0.058 R)
• M2: 422,913 km (0.116 R)
• M3: 838,646 km (0.031 R)
• M4: 1,597,556 km (0.098 R)
• M5: 1,790,537 km (0.097 R)
• M6: 1,916,947 km (0.051 R)
• M7: 2,047,845 km (0.049 R)
• M8: 4,236,013 km (0.047 R)
• M9: 5,216,328 km (0.087 R)
• M10: 5,655,248 km (0.112 R)
• M11: 7,695,763 km (0.098 R)
• M12: 8,013,210 km (0.097 R)
• M13: 8,228,481 km (0.063 R)
• M14: 8,446,595 km (0.061 R)
• M15: 9,697,532 km (0.072 R)
• M16: 10,355,613 km (0.095 R)
• M17: 13,274,717 km (0.097 R)
• M18: 13,621,485 km (0.052 R)
• M19: 14,043,650 km (0.093 R)
• M20: 14,834,424 km (0.101 R)
• M21: 15,053,735 km (0.087 R)
• M22: 16,251,415 km (0.104 R)
• M23: 20,036,092 km (0.068 R)
• M24: 25,159,220 km (0.085 R)
• M25: 26,604,485 km (0.087 R)
• M26: 30,030,576 km (0.079 R)
• M27: 31,501,721 km (0.045 R)
• M28: 31,714,749 km (0.102 R)
• M29: 32,899,414 km (0.107 R)
• M30: 39,267,795 km (0.116 R)
• M31: 39,505,656 km (0.11 R)
• M32: 41,069,552 km (0.071 R)
• M33: 41,924,055 km (0.114 R)
• M34: 43,785,053 km (0.099 R)
• M35: 56,227,108 km (0.114 R)
• M36: 56,654,359 km (0.083 R)
• M37: 56,797,225 km (0.098 R)
• M38: 61,164,286 km (0.102 R)
• M39: 62,806,123 km (0.097 R)
• M40: 69,907,983 km (0.118 R)
• M41: 74,908,740 km (0.108 R)
• M42: 84,729,392 km (0.085 R)
• M43: 88,256,311 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.9

Radius: 5.6

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 19.92 AU - 20.86 AU

Year: 32511 Days

Day: 23.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 87,028,064 km

• M1: 201,957 km (0.099 R)
• M2: 1,516,773 km (0.081 R)
• M3: 1,823,000 km (0.117 R)
• M4: 2,158,847 km (0.094 R)
• M5: 3,759,843 km (0.032 R)
• M6: 4,240,202 km (0.1 R)
• M7: 4,355,243 km (0.084 R)
• M8: 5,635,801 km (0.081 R)
• M9: 9,254,573 km (0.115 R)
• M10: 13,568,676 km (0.053 R)
• M11: 13,775,122 km (0.07 R)
• M12: 15,336,175 km (0.108 R)
• M13: 16,073,543 km (0.105 R)
• M14: 18,310,331 km (0.099 R)
• M15: 19,115,616 km (0.106 R)
• M16: 20,440,155 km (0.12 R)
• M17: 22,422,178 km (0.06 R)
• M18: 24,312,197 km (0.078 R)
• M19: 27,242,520 km (0.068 R)
• M20: 30,134,995 km (0.057 R)
• M21: 31,583,701 km (0.037 R)
• M22: 32,320,919 km (0.087 R)
• M23: 35,023,105 km (0.077 R)
• M24: 41,831,305 km (0.103 R)
• M25: 43,782,061 km (0.095 R)
• M26: 47,046,735 km (0.047 R)
• M27: 49,114,327 km (0.113 R)
• M28: 52,164,329 km (0.071 R)
• M29: 52,433,904 km (0.055 R)
• M30: 53,519,087 km (0.109 R)
• M31: 62,454,418 km (0.105 R)
• M32: 64,533,679 km (0.11 R)
• M33: 67,257,258 km (0.065 R)
• M34: 69,259,326 km (0.079 R)
• M35: 71,763,744 km (0.088 R)
• M36: 71,921,720 km (0.081 R)
• M37: 72,873,461 km (0.05 R)
• M38: 79,710,383 km (0.049 R)
• M39: 80,879,790 km (0.096 R)
• M40: 81,215,487 km (0.104 R)
• M41: 81,720,230 km (0.044 R)
• M42: 83,755,061 km (0.093 R)
• M43: 84,096,593 km (0.036 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 12,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit