🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 14.9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.91 AU - 1.25 AU

Year: 775 Days

Day: 11.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,477,791 km

• M1: 188,493 km (0.103 R)
• M2: 679,773 km (0.091 R)
• M3: 1,171,950 km (0.11 R)
• M4: 1,730,698 km (0.051 R)
• M5: 2,220,930 km (0.115 R)
• M6: 2,755,144 km (0.12 R)
• M7: 4,637,534 km (0.085 R)
• M8: 5,489,344 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 11.6

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.89 AU - 1.37 AU

Year: 829 Days

Day: 7.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,477,791 km

• M1: 144,362 km (0.118 R)
• M2: 774,767 km (0.091 R)
• M3: 1,184,366 km (0.06 R)
• M4: 1,690,755 km (0.05 R)
• M5: 2,087,040 km (0.093 R)
• M6: 2,705,477 km (0.098 R)
• M7: 3,071,543 km (0.107 R)
• M8: 3,625,804 km (0.074 R)
• M9: 4,214,172 km (0.105 R)
• M10: 4,640,975 km (0.106 R)
• M11: 5,698,781 km (0.109 R)
• M12: 6,888,384 km (0.068 R)
• M13: 7,914,625 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 14

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.29 AU - 1.85 AU

Year: 1358 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,477,791 km

• M1: 174,132 km (0.107 R)
• M2: 699,220 km (0.08 R)
• M3: 1,472,043 km (0.103 R)
• M4: 1,941,332 km (0.109 R)
• M5: 2,523,716 km (0.025 R)
• M6: 4,374,691 km (0.107 R)
• M7: 4,968,744 km (0.116 R)
• M8: 5,658,390 km (0.091 R)
• M9: 6,296,574 km (0.111 R)
• M10: 6,909,178 km (0.077 R)
• M11: 10,141,688 km (0.043 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.6

Radius: 7.9

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.82 AU - 7.56 AU

Year: 13308 Days

Day: 20.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,477,791 km

• M1: 100,679 km (0.077 R)
• M2: 357,838 km (0.093 R)
• M3: 662,419 km (0.112 R)
• M4: 943,215 km (0.078 R)
• M5: 2,082,851 km (0.1 R)
• M6: 3,491,166 km (0.108 R)
• M7: 4,579,640 km (0.117 R)
• M8: 6,493,894 km (0.106 R)
• M9: 6,982,481 km (0.096 R)
• M10: 9,490,339 km (0.1 R)
• M11: 9,959,777 km (0.114 R)
• M12: 10,720,782 km (0.078 R)
• M13: 11,994,308 km (0.119 R)
• M14: 12,918,524 km (0.037 R)
• M15: 14,290,935 km (0.081 R)
• M16: 14,838,463 km (0.083 R)
• M17: 15,975,557 km (0.037 R)
• M18: 16,640,070 km (0.032 R)
• M19: 17,246,091 km (0.062 R)
• M20: 22,269,737 km (0.088 R)
• M21: 22,543,801 km (0.119 R)
• M22: 23,662,793 km (0.118 R)
• M23: 24,429,033 km (0.063 R)
• M24: 28,296,288 km (0.066 R)
• M25: 29,050,560 km (0.095 R)
• M26: 30,262,901 km (0.072 R)
• M27: 36,075,078 km (0.109 R)
• M28: 39,441,778 km (0.074 R)
• M29: 39,709,109 km (0.107 R)
• M30: 44,152,615 km (0.078 R)
• M31: 46,942,017 km (0.11 R)
• M32: 48,609,435 km (0.063 R)
• M33: 56,349,030 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.9

Radius: 3.6

Gravity: 23.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.32 AU - 11.06 AU

Year: 22453 Days

Day: 18.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,477,791 km

• M1: 44,730 km (0.098 R)
• M2: 268,379 km (0.098 R)
• M3: 1,329,027 km (0.114 R)
• M4: 2,885,444 km (0.09 R)
• M5: 3,207,229 km (0.117 R)
• M6: 7,942,899 km (0.101 R)
• M7: 8,375,386 km (0.071 R)
• M8: 9,079,095 km (0.06 R)
• M9: 11,245,571 km (0.033 R)
• M10: 11,975,908 km (0.059 R)
• M11: 14,852,376 km (0.07 R)
• M12: 23,738,340 km (0.057 R)
• M13: 38,251,278 km (0.052 R)
• M14: 46,167,997 km (0.1 R)
• M15: 51,900,588 km (0.086 R)
• M16: 54,593,948 km (0.035 R)
• M17: 56,673,957 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 16,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit