🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.55 AU - 0.55 AU

Year: 143 Days

Day: 37.2 Hours

Environment

Temp: 185 °C

Axial Tilt: 88.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 0.77 AU - 0.87 AU

Year: 260 Days

Day: 42.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,476,301 km

• M1: 354,098 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.17 AU - 1.25 AU

Year: 466 Days

Day: 41.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.25 AU - 4.99 AU

Year: 2926 Days

Day: 37.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.4 AU - 6.14 AU

Year: 4232 Days

Day: 47.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.8

Radius: 12.6

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.71 AU - 8.49 AU

Year: 7330 Days

Day: 15 Hours

Environment

Temp: -151 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,476,301 km

• M1: 156,928 km (0.067 R)
• M2: 880,832 km (0.031 R)
• M3: 1,377,348 km (0.106 R)
• M4: 1,907,672 km (0.072 R)
• M5: 3,501,488 km (0.114 R)
• M6: 4,369,006 km (0.108 R)
• M7: 5,072,864 km (0.058 R)
• M8: 5,949,507 km (0.106 R)
• M9: 6,424,481 km (0.106 R)
• M10: 7,923,152 km (0.034 R)
• M11: 9,828,131 km (0.1 R)
• M12: 11,496,746 km (0.074 R)
• M13: 13,404,268 km (0.098 R)
• M14: 14,584,745 km (0.081 R)
• M15: 15,641,505 km (0.06 R)
• M16: 16,091,196 km (0.036 R)
• M17: 18,329,030 km (0.118 R)
• M18: 20,232,663 km (0.091 R)
• M19: 24,601,968 km (0.12 R)
• M20: 28,029,255 km (0.114 R)
• M21: 30,950,603 km (0.041 R)
• M22: 32,174,164 km (0.118 R)
• M23: 37,965,995 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.5

Radius: 8.7

Gravity: 11.26 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 11.67 AU - 12.85 AU

Year: 15018 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 63,476,301 km

• M1: 108,309 km (0.112 R)
• M2: 439,818 km (0.086 R)
• M3: 724,502 km (0.1 R)
• M4: 1,308,383 km (0.099 R)
• M5: 1,806,245 km (0.05 R)
• M6: 2,446,972 km (0.101 R)
• M7: 2,738,090 km (0.102 R)
• M8: 3,128,391 km (0.052 R)
• M9: 3,960,604 km (0.106 R)
• M10: 4,626,015 km (0.108 R)
• M11: 5,858,701 km (0.088 R)
• M12: 6,467,116 km (0.099 R)
• M13: 7,206,877 km (0.094 R)
• M14: 7,714,762 km (0.097 R)
• M15: 9,168,853 km (0.058 R)
• M16: 10,045,048 km (0.074 R)
• M17: 12,874,991 km (0.062 R)
• M18: 16,748,080 km (0.1 R)
• M19: 17,230,384 km (0.075 R)
• M20: 18,138,592 km (0.118 R)
• M21: 19,960,545 km (0.12 R)
• M22: 20,777,499 km (0.08 R)
• M23: 21,522,346 km (0.094 R)
• M24: 21,996,721 km (0.045 R)
• M25: 25,410,096 km (0.114 R)
• M26: 25,727,243 km (0.072 R)
• M27: 26,694,543 km (0.073 R)
• M28: 29,276,602 km (0.064 R)
• M29: 31,531,641 km (0.114 R)
• M30: 39,550,835 km (0.062 R)
• M31: 39,834,622 km (0.115 R)
• M32: 41,419,611 km (0.068 R)
• M33: 49,814,445 km (0.105 R)
• M34: 51,315,510 km (0.036 R)
• M35: 65,610,036 km (0.07 R)
• M36: 66,607,405 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.3

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.7 AU - 13.62 AU

Year: 16702 Days

Day: 6.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,476,301 km

• M1: 153,039 km (0.04 R)
• M2: 651,948 km (0.113 R)
• M3: 1,072,916 km (0.088 R)
• M4: 4,145,207 km (0.095 R)
• M5: 5,884,881 km (0.102 R)
• M6: 8,454,374 km (0.108 R)
• M7: 9,849,673 km (0.059 R)
• M8: 11,333,235 km (0.109 R)
• M9: 11,818,381 km (0.086 R)
• M10: 14,175,595 km (0.072 R)
• M11: 17,623,527 km (0.087 R)
• M12: 18,358,202 km (0.102 R)
• M13: 19,455,203 km (0.1 R)
• M14: 23,886,890 km (0.103 R)
• M15: 40,430,171 km (0.082 R)
• M16: 50,433,182 km (0.085 R)
• M17: 55,306,632 km (0.098 R)
• M18: 56,352,620 km (0.105 R)
• M19: 57,411,923 km (0.062 R)
• M20: 61,968,674 km (0.069 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 17,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit