🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.5 AU - 0.76 AU

Year: 177 Days

Day: 37.8 Hours

Environment

Temp: 242 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.04 AU - 1.16 AU

Year: 409 Days

Day: 27 Hours

Environment

Temp: 45 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 83,458,416 km

• M1: 31,416 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.42 AU - 1.82 AU

Year: 731 Days

Day: 17.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,458,416 km

• M1: 29,620 km (0.028 R)
• M2: 59,989 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.72 AU - 2.72 AU

Year: 1173 Days

Day: 28.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.3 AU - 3.14 AU

Year: 1591 Days

Day: 43.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,458,416 km

• M1: 49,517 km (0.117 R)
• M2: 866,321 km (0.08 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.6

Radius: 12.3

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.17 AU - 6.91 AU

Year: 4626 Days

Day: 8.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,458,416 km

• M1: 153,039 km (0.117 R)
• M2: 578,645 km (0.061 R)
• M3: 1,088,325 km (0.093 R)
• M4: 1,937,891 km (0.118 R)
• M5: 2,584,453 km (0.078 R)
• M6: 5,619,345 km (0.097 R)
• M7: 6,381,696 km (0.088 R)
• M8: 6,871,479 km (0.091 R)
• M9: 8,493,569 km (0.076 R)
• M10: 9,498,268 km (0.115 R)
• M11: 11,035,835 km (0.09 R)
• M12: 12,989,583 km (0.105 R)
• M13: 14,102,890 km (0.119 R)
• M14: 15,568,202 km (0.036 R)
• M15: 16,885,411 km (0.053 R)
• M16: 17,571,168 km (0.067 R)
• M17: 18,601,897 km (0.094 R)
• M18: 21,789,827 km (0.109 R)
• M19: 23,666,982 km (0.118 R)
• M20: 26,723,416 km (0.111 R)
• M21: 27,826,850 km (0.074 R)
• M22: 29,137,476 km (0.116 R)
• M23: 29,673,186 km (0.096 R)
• M24: 30,580,498 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.2

Radius: 14.7

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.58 AU - 8.12 AU

Year: 7069 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,458,416 km

• M1: 182,958 km (0.04 R)
• M2: 708,346 km (0.098 R)
• M3: 1,373,757 km (0.044 R)
• M4: 2,513,095 km (0.044 R)
• M5: 3,792,007 km (0.108 R)
• M6: 4,387,107 km (0.085 R)
• M7: 7,205,381 km (0.111 R)
• M8: 8,872,351 km (0.119 R)
• M9: 9,927,614 km (0.099 R)
• M10: 11,064,857 km (0.115 R)
• M11: 11,543,570 km (0.083 R)
• M12: 12,186,392 km (0.074 R)
• M13: 13,436,282 km (0.067 R)
• M14: 14,315,918 km (0.084 R)
• M15: 15,175,058 km (0.078 R)
• M16: 17,186,402 km (0.102 R)
• M17: 18,025,646 km (0.117 R)
• M18: 20,208,279 km (0.099 R)
• M19: 20,925,152 km (0.092 R)
• M20: 26,768,145 km (0.106 R)
• M21: 27,720,635 km (0.037 R)
• M22: 29,236,959 km (0.072 R)
• M23: 33,022,234 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 12.8

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.01 AU - 9.55 AU

Year: 8452 Days

Day: 6.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,458,416 km

• M1: 159,172 km (0.105 R)
• M2: 669,002 km (0.116 R)
• M3: 1,239,568 km (0.078 R)
• M4: 1,763,759 km (0.082 R)
• M5: 4,674,036 km (0.089 R)
• M6: 5,140,632 km (0.115 R)
• M7: 7,290,203 km (0.117 R)
• M8: 8,933,237 km (0.073 R)
• M9: 13,745,950 km (0.103 R)
• M10: 17,728,544 km (0.035 R)
• M11: 18,724,268 km (0.098 R)
• M12: 20,440,305 km (0.069 R)
• M13: 26,035,116 km (0.098 R)
• M14: 27,041,909 km (0.11 R)
• M15: 32,156,212 km (0.093 R)
• M16: 32,784,972 km (0.114 R)
• M17: 40,495,396 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 675.3

Radius: 8

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 12.01 AU - 19.27 AU

Year: 21943 Days

Day: 22.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,458,416 km

• M1: 115,190 km (0.107 R)
• M2: 467,493 km (0.094 R)
• M3: 921,672 km (0.113 R)
• M4: 1,225,655 km (0.07 R)
• M5: 2,519,677 km (0.087 R)
• M6: 3,549,060 km (0.044 R)
• M7: 4,619,732 km (0.047 R)
• M8: 5,095,752 km (0.112 R)
• M9: 5,365,477 km (0.075 R)
• M10: 5,726,158 km (0.104 R)
• M11: 8,452,728 km (0.103 R)
• M12: 17,132,846 km (0.048 R)
• M13: 18,182,574 km (0.098 R)
• M14: 22,399,439 km (0.058 R)
• M15: 29,755,914 km (0.091 R)
• M16: 32,438,653 km (0.118 R)
• M17: 50,918,029 km (0.078 R)
• M18: 54,928,299 km (0.094 R)
• M19: 55,490,937 km (0.081 R)
• M20: 58,752,170 km (0.096 R)
• M21: 66,075,734 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.3

Radius: 7.7

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 17.44 AU - 18.74 AU

Year: 27296 Days

Day: 19.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,458,416 km

• M1: 102,923 km (0.064 R)
• M2: 424,559 km (0.093 R)
• M3: 1,110,016 km (0.103 R)
• M4: 1,810,583 km (0.092 R)
• M5: 2,066,395 km (0.1 R)
• M6: 2,853,131 km (0.077 R)
• M7: 3,430,429 km (0.061 R)
• M8: 3,952,825 km (0.095 R)
• M9: 4,669,997 km (0.088 R)
• M10: 6,140,544 km (0.12 R)
• M11: 8,586,020 km (0.072 R)
• M12: 15,778,985 km (0.045 R)
• M13: 16,445,144 km (0.068 R)
• M14: 18,102,090 km (0.088 R)
• M15: 24,390,437 km (0.092 R)
• M16: 24,944,248 km (0.119 R)
• M17: 30,439,277 km (0.071 R)
• M18: 31,340,604 km (0.092 R)
• M19: 34,427,108 km (0.1 R)
• M20: 50,036,449 km (0.084 R)
• M21: 52,934,309 km (0.108 R)
• M22: 56,325,992 km (0.084 R)
• M23: 57,293,292 km (0.076 R)
• M24: 60,664,779 km (0.105 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit