🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.44 AU - 0.64 AU

Year: 148 Days

Day: 15.4 Hours

Environment

Temp: 235 °C

Axial Tilt: 115.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.66 AU - 0.7 AU

Year: 209 Days

Day: 46.8 Hours

Environment

Temp: 112 °C

Axial Tilt: 13.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 103,484,009 km

• M1: 201,957 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.87 AU - 0.93 AU

Year: 318 Days

Day: 27.8 Hours

Environment

Temp: 22 °C

Axial Tilt: 4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.39 AU - 1.39 AU

Year: 611 Days

Day: 19 Hours

Environment

Temp: -41 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 103,484,009 km

• M1: 230,530 km (0.098 R)
• M2: 392,994 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.17 AU - 3.09 AU

Year: 1590 Days

Day: 42.2 Hours

Environment

Temp: -106 °C

Axial Tilt: 111.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.38 AU - 2.9 AU

Year: 1599 Days

Day: 43.9 Hours

Environment

Temp: -100 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.47 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192.7

Radius: 6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 12.26 AU - 12.34 AU

Year: 16081 Days

Day: 15.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 103,484,009 km

• M1: 75,248 km (0.101 R)
• M2: 424,110 km (0.114 R)
• M3: 1,307,635 km (0.096 R)
• M4: 1,579,305 km (0.044 R)
• M5: 2,254,440 km (0.089 R)
• M6: 3,544,123 km (0.086 R)
• M7: 3,765,528 km (0.12 R)
• M8: 4,628,708 km (0.118 R)
• M9: 6,090,877 km (0.079 R)
• M10: 7,754,256 km (0.102 R)
• M11: 10,182,828 km (0.105 R)
• M12: 13,192,587 km (0.075 R)
• M13: 13,786,042 km (0.094 R)
• M14: 14,089,427 km (0.096 R)
• M15: 14,772,341 km (0.1 R)
• M16: 15,282,769 km (0.061 R)
• M17: 17,232,029 km (0.088 R)
• M18: 17,442,813 km (0.067 R)
• M19: 17,655,092 km (0.059 R)
• M20: 18,157,442 km (0.075 R)
• M21: 19,265,663 km (0.051 R)
• M22: 22,108,471 km (0.118 R)
• M23: 24,151,529 km (0.096 R)
• M24: 24,949,185 km (0.075 R)
• M25: 34,134,644 km (0.119 R)
• M26: 36,276,885 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205

Radius: 8

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 11.76 AU - 14.72 AU

Year: 17959 Days

Day: 22.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 103,484,009 km

• M1: 99,483 km (0.116 R)
• M2: 477,666 km (0.111 R)
• M3: 838,047 km (0.095 R)
• M4: 1,325,437 km (0.093 R)
• M5: 2,417,053 km (0.119 R)
• M6: 3,170,428 km (0.086 R)
• M7: 4,493,770 km (0.075 R)
• M8: 6,481,477 km (0.113 R)
• M9: 7,297,683 km (0.066 R)
• M10: 8,007,226 km (0.117 R)
• M11: 9,086,275 km (0.053 R)
• M12: 10,107,281 km (0.103 R)
• M13: 10,619,504 km (0.076 R)
• M14: 11,095,225 km (0.114 R)
• M15: 11,365,549 km (0.055 R)
• M16: 14,316,965 km (0.091 R)
• M17: 14,897,704 km (0.026 R)
• M18: 16,244,234 km (0.081 R)
• M19: 19,645,940 km (0.106 R)
• M20: 21,680,471 km (0.037 R)
• M21: 26,258,914 km (0.09 R)
• M22: 29,749,182 km (0.061 R)
• M23: 37,270,514 km (0.091 R)
• M24: 44,727,370 km (0.108 R)
• M25: 46,665,410 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 704.1

Radius: 4.7

Gravity: 31.87 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.51 AU - 23.83 AU

Year: 31289 Days

Day: 16.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 103,484,009 km

• M1: 62,532 km (0.059 R)
• M2: 318,643 km (0.074 R)
• M3: 910,901 km (0.095 R)
• M4: 4,843,829 km (0.087 R)
• M5: 7,775,948 km (0.096 R)
• M6: 9,736,727 km (0.039 R)
• M7: 17,835,208 km (0.06 R)
• M8: 21,084,623 km (0.066 R)
• M9: 25,674,136 km (0.051 R)
• M10: 27,298,171 km (0.076 R)
• M11: 31,584,748 km (0.101 R)
• M12: 32,435,511 km (0.091 R)
• M13: 41,461,349 km (0.08 R)
• M14: 42,996,672 km (0.087 R)
• M15: 43,865,836 km (0.119 R)
• M16: 50,472,526 km (0.041 R)
• M17: 51,634,453 km (0.094 R)
• M18: 55,022,994 km (0.11 R)
• M19: 57,084,004 km (0.073 R)
• M20: 62,239,147 km (0.098 R)
• M21: 63,799,154 km (0.119 R)
• M22: 70,300,079 km (0.05 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 12,163 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit