🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.4

Radius: 12.5

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.49 AU - 0.67 AU

Year: 295 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 59,536,994 km

• M1: 155,881 km (0.105 R)
• M2: 667,506 km (0.101 R)
• M3: 1,814,323 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.9

Radius: 11.5

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.77 AU - 0.93 AU

Year: 523 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,536,994 km

• M1: 143,165 km (0.089 R)
• M2: 655,987 km (0.082 R)
• M3: 1,029,533 km (0.054 R)
• M4: 1,427,463 km (0.117 R)
• M5: 1,982,321 km (0.107 R)
• M6: 2,593,877 km (0.104 R)
• M7: 3,295,192 km (0.111 R)
• M8: 4,247,233 km (0.113 R)
• M9: 4,830,066 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.1

Radius: 14.4

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.03 AU - 1.23 AU

Year: 801 Days

Day: 5.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,536,994 km

• M1: 179,667 km (0.111 R)
• M2: 649,853 km (0.079 R)
• M3: 1,125,874 km (0.101 R)
• M4: 1,652,608 km (0.111 R)
• M5: 2,179,043 km (0.089 R)
• M6: 2,682,888 km (0.117 R)
• M7: 3,594,089 km (0.054 R)
• M8: 4,048,268 km (0.117 R)
• M9: 4,802,241 km (0.108 R)
• M10: 5,302,048 km (0.081 R)
• M11: 5,798,713 km (0.108 R)
• M12: 6,468,462 km (0.071 R)
• M13: 7,015,093 km (0.102 R)
• M14: 7,916,420 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.7

Radius: 10.9

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.19 AU - 1.85 AU

Year: 1250 Days

Day: 14.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,536,994 km

• M1: 135,536 km (0.101 R)
• M2: 529,876 km (0.069 R)
• M3: 1,127,220 km (0.071 R)
• M4: 1,727,706 km (0.093 R)
• M5: 2,231,701 km (0.072 R)
• M6: 2,711,910 km (0.072 R)
• M7: 3,142,004 km (0.073 R)
• M8: 3,881,466 km (0.102 R)
• M9: 4,301,836 km (0.087 R)
• M10: 5,234,729 km (0.087 R)
• M11: 5,639,241 km (0.12 R)
• M12: 6,439,590 km (0.067 R)
• M13: 7,158,707 km (0.105 R)
• M14: 9,421,375 km (0.082 R)
• M15: 10,184,174 km (0.115 R)
• M16: 11,405,042 km (0.076 R)
• M17: 11,978,002 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 11.8

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.88 AU - 2.32 AU

Year: 2029 Days

Day: 14.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,536,994 km

• M1: 146,756 km (0.091 R)
• M2: 585,376 km (0.091 R)
• M3: 1,060,649 km (0.105 R)
• M4: 1,435,691 km (0.101 R)
• M5: 2,001,769 km (0.095 R)
• M6: 2,643,394 km (0.059 R)
• M7: 3,036,089 km (0.053 R)
• M8: 3,552,501 km (0.12 R)
• M9: 5,148,261 km (0.104 R)
• M10: 8,310,760 km (0.054 R)
• M11: 9,194,884 km (0.119 R)
• M12: 9,693,643 km (0.12 R)
• M13: 10,175,498 km (0.075 R)
• M14: 10,565,350 km (0.1 R)
• M15: 11,075,778 km (0.111 R)
• M16: 11,564,514 km (0.115 R)
• M17: 13,579,896 km (0.038 R)
• M18: 14,448,162 km (0.076 R)
• M19: 15,913,922 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522

Radius: 13.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.06 AU - 3.24 AU

Year: 3728 Days

Day: 5.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,536,994 km

• M1: 172,337 km (0.05 R)
• M2: 609,761 km (0.103 R)
• M3: 1,040,752 km (0.079 R)
• M4: 1,722,919 km (0.105 R)
• M5: 2,449,216 km (0.118 R)
• M6: 3,087,550 km (0.105 R)
• M7: 3,560,579 km (0.101 R)
• M8: 4,209,534 km (0.091 R)
• M9: 4,865,072 km (0.117 R)
• M10: 5,458,228 km (0.119 R)
• M11: 6,525,459 km (0.095 R)
• M12: 8,713,178 km (0.095 R)
• M13: 9,629,017 km (0.105 R)
• M14: 10,208,708 km (0.101 R)
• M15: 11,184,535 km (0.1 R)
• M16: 11,912,778 km (0.1 R)
• M17: 12,490,824 km (0.093 R)
• M18: 14,688,267 km (0.054 R)
• M19: 17,697,877 km (0.116 R)
• M20: 20,586,761 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.6

Radius: 3.1

Gravity: 23.27 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.66 AU - 13.28 AU

Year: 24229 Days

Day: 16.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,536,994 km

• M1: 38,596 km (0.107 R)
• M2: 141,370 km (0.103 R)
• M3: 391,348 km (0.063 R)
• M4: 734,526 km (0.077 R)
• M5: 1,084,285 km (0.054 R)
• M6: 1,372,860 km (0.117 R)
• M7: 2,006,556 km (0.048 R)
• M8: 3,595,136 km (0.072 R)
• M9: 6,742,825 km (0.09 R)
• M10: 11,173,615 km (0.052 R)
• M11: 11,828,554 km (0.089 R)
• M12: 12,890,250 km (0.112 R)
• M13: 14,356,309 km (0.086 R)
• M14: 14,634,412 km (0.081 R)
• M15: 18,664,279 km (0.08 R)
• M16: 20,887,004 km (0.12 R)
• M17: 25,543,238 km (0.061 R)
• M18: 27,734,099 km (0.074 R)
• M19: 28,273,698 km (0.058 R)
• M20: 31,192,353 km (0.104 R)
• M21: 32,366,397 km (0.082 R)
• M22: 37,096,382 km (0.09 R)
• M23: 37,226,682 km (0.079 R)
• M24: 41,001,186 km (0.029 R)
• M25: 41,280,186 km (0.118 R)
• M26: 42,837,201 km (0.066 R)
• M27: 49,142,302 km (0.098 R)
• M28: 56,553,829 km (0.113 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 11,012 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit