🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.58 AU - 0.62 AU

Year: 300 Days

Day: 12.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.6

Radius: 13.9

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.6 AU - 0.8 AU

Year: 378 Days

Day: 7.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,487,872 km

• M1: 172,935 km (0.108 R)
• M2: 680,371 km (0.118 R)
• M3: 1,187,209 km (0.062 R)
• M4: 1,717,683 km (0.053 R)
• M5: 2,201,033 km (0.092 R)
• M6: 2,645,638 km (0.085 R)
• M7: 3,796,196 km (0.058 R)
• M8: 4,733,576 km (0.1 R)
• M9: 5,178,181 km (0.115 R)
• M10: 5,820,255 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.8

Radius: 13.4

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.15 AU - 1.41 AU

Year: 935 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,487,872 km

• M1: 166,652 km (0.093 R)
• M2: 667,057 km (0.048 R)
• M3: 1,178,532 km (0.076 R)
• M4: 1,900,491 km (0.106 R)
• M5: 2,758,136 km (0.112 R)
• M6: 3,482,489 km (0.117 R)
• M7: 4,233,620 km (0.099 R)
• M8: 6,246,309 km (0.119 R)
• M9: 8,363,269 km (0.116 R)
• M10: 8,993,525 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.7

Radius: 8.4

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.45 AU - 2.23 AU

Year: 1612 Days

Day: 7.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,487,872 km

• M1: 106,065 km (0.04 R)
• M2: 375,939 km (0.115 R)
• M3: 641,176 km (0.082 R)
• M4: 1,020,856 km (0.059 R)
• M5: 1,364,033 km (0.115 R)
• M6: 1,666,819 km (0.106 R)
• M7: 2,538,077 km (0.098 R)
• M8: 2,883,499 km (0.077 R)
• M9: 3,316,585 km (0.085 R)
• M10: 3,745,931 km (0.088 R)
• M11: 4,161,962 km (0.083 R)
• M12: 4,734,174 km (0.106 R)
• M13: 5,557,411 km (0.117 R)
• M14: 5,886,975 km (0.099 R)
• M15: 7,760,390 km (0.12 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.5

Radius: 10.5

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.55 AU - 2.61 AU

Year: 2676 Days

Day: 9.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,487,872 km

• M1: 130,599 km (0.067 R)
• M2: 492,027 km (0.062 R)
• M3: 925,263 km (0.046 R)
• M4: 1,298,061 km (0.115 R)
• M5: 2,567,847 km (0.116 R)
• M6: 3,108,195 km (0.058 R)
• M7: 4,667,304 km (0.089 R)
• M8: 4,999,112 km (0.09 R)
• M9: 5,871,567 km (0.099 R)
• M10: 6,932,814 km (0.117 R)
• M11: 7,654,325 km (0.116 R)
• M12: 8,083,970 km (0.114 R)
• M13: 8,494,616 km (0.055 R)
• M14: 9,696,485 km (0.082 R)
• M15: 14,523,560 km (0.055 R)
• M16: 15,756,695 km (0.085 R)
• M17: 16,947,045 km (0.081 R)
• M18: 17,394,492 km (0.052 R)
• M19: 17,792,423 km (0.074 R)
• M20: 18,606,534 km (0.065 R)
• M21: 21,980,864 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.8

Radius: 15

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.76 AU - 2.88 AU

Year: 3058 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,487,872 km

• M1: 186,549 km (0.069 R)
• M2: 725,699 km (0.111 R)
• M3: 1,225,955 km (0.091 R)
• M4: 1,849,329 km (0.113 R)
• M5: 2,560,816 km (0.115 R)
• M6: 3,117,620 km (0.091 R)
• M7: 4,928,352 km (0.092 R)
• M8: 6,209,209 km (0.106 R)
• M9: 7,280,480 km (0.111 R)
• M10: 8,594,697 km (0.071 R)
• M11: 9,324,884 km (0.111 R)
• M12: 11,576,930 km (0.09 R)
• M13: 12,153,331 km (0.116 R)
• M14: 13,955,836 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.5

Radius: 9

Gravity: 9.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.89 AU - 4.49 AU

Year: 5538 Days

Day: 13.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,487,872 km

• M1: 112,946 km (0.068 R)
• M2: 401,371 km (0.087 R)
• M3: 961,914 km (0.097 R)
• M4: 1,708,707 km (0.096 R)
• M5: 2,030,791 km (0.04 R)
• M6: 2,744,223 km (0.084 R)
• M7: 3,593,341 km (0.116 R)
• M8: 4,350,456 km (0.027 R)
• M9: 5,068,825 km (0.066 R)
• M10: 6,083,248 km (0.08 R)
• M11: 6,538,175 km (0.08 R)
• M12: 7,156,313 km (0.11 R)
• M13: 7,850,597 km (0.077 R)
• M14: 10,430,263 km (0.1 R)
• M15: 11,811,799 km (0.053 R)
• M16: 12,572,355 km (0.103 R)
• M17: 13,912,004 km (0.113 R)
• M18: 14,416,896 km (0.099 R)
• M19: 16,373,188 km (0.111 R)
• M20: 17,447,001 km (0.088 R)
• M21: 19,734,652 km (0.074 R)
• M22: 20,950,284 km (0.093 R)
• M23: 24,733,016 km (0.112 R)
• M24: 27,698,046 km (0.108 R)
• M25: 28,140,107 km (0.093 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.7

Radius: 8.4

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.69 AU - 4.87 AU

Year: 5717 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,487,872 km

• M1: 105,616 km (0.108 R)
• M2: 412,142 km (0.109 R)
• M3: 698,472 km (0.079 R)
• M4: 1,367,025 km (0.113 R)
• M5: 1,739,973 km (0.085 R)
• M6: 2,583,854 km (0.08 R)
• M7: 2,899,506 km (0.103 R)
• M8: 4,507,982 km (0.101 R)
• M9: 5,137,490 km (0.077 R)
• M10: 5,428,907 km (0.102 R)
• M11: 7,306,958 km (0.096 R)
• M12: 7,865,557 km (0.053 R)
• M13: 10,620,252 km (0.072 R)
• M14: 12,602,723 km (0.12 R)
• M15: 18,750,896 km (0.094 R)
• M16: 21,325,924 km (0.106 R)
• M17: 23,089,384 km (0.093 R)
• M18: 24,535,547 km (0.042 R)
• M19: 27,696,101 km (0.117 R)
• M20: 28,053,341 km (0.072 R)
• M21: 28,594,885 km (0.108 R)
• M22: 29,512,818 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.5

Radius: 7.7

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.89 AU - 11.01 AU

Year: 21812 Days

Day: 24 Hours

Environment

Temp: -234 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,487,872 km

• M1: 95,743 km (0.097 R)
• M2: 440,117 km (0.05 R)
• M3: 810,671 km (0.079 R)
• M4: 1,142,778 km (0.115 R)
• M5: 2,427,824 km (0.096 R)
• M6: 3,473,513 km (0.104 R)
• M7: 4,154,482 km (0.092 R)
• M8: 6,455,896 km (0.113 R)
• M9: 7,439,053 km (0.054 R)
• M10: 9,145,217 km (0.092 R)
• M11: 9,802,251 km (0.038 R)
• M12: 17,501,904 km (0.087 R)
• M13: 22,586,586 km (0.082 R)
• M14: 25,611,006 km (0.047 R)
• M15: 31,196,392 km (0.095 R)
• M16: 33,264,134 km (0.103 R)
• M17: 36,160,648 km (0.08 R)
• M18: 41,084,063 km (0.111 R)
• M19: 46,143,613 km (0.103 R)
• M20: 52,394,111 km (0.039 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 10,494 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit