🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.6

Radius: 11.6

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.69 AU - 1.11 AU

Year: 579 Days

Day: 5.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 135.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,341,417 km

• M1: 144,212 km (0.091 R)
• M2: 900,729 km (0.09 R)
• M3: 1,473,689 km (0.105 R)
• M4: 2,262,817 km (0.084 R)
• M5: 2,836,824 km (0.098 R)
• M6: 4,377,234 km (0.113 R)
• M7: 4,971,885 km (0.102 R)
• M8: 5,824,892 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.5

Radius: 8.9

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.89 AU - 2.93 AU

Year: 2538 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,341,417 km

• M1: 110,852 km (0.034 R)
• M2: 397,033 km (0.091 R)
• M3: 933,491 km (0.114 R)
• M4: 1,338,003 km (0.087 R)
• M5: 1,721,273 km (0.056 R)
• M6: 2,041,562 km (0.075 R)
• M7: 2,373,819 km (0.069 R)
• M8: 3,126,296 km (0.111 R)
• M9: 3,846,460 km (0.104 R)
• M10: 5,003,899 km (0.077 R)
• M11: 5,596,307 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12.1

Radius: 8.8

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 4.81 AU - 5.55 AU

Year: 7996 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 52,341,417 km

• M1: 109,954 km (0.096 R)
• M2: 627,114 km (0.044 R)
• M3: 3,412,477 km (0.076 R)
• M4: 4,511,124 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.9

Radius: 3.5

Gravity: 71.83 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.86 AU - 6.22 AU

Year: 10068 Days

Day: 17 Hours

Environment

Temp: -230 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,341,417 km

• M1: 43,533 km (0.103 R)
• M2: 242,049 km (0.055 R)
• M3: 374,593 km (0.12 R)
• M4: 647,160 km (0.078 R)
• M5: 1,084,435 km (0.115 R)
• M6: 1,228,797 km (0.039 R)
• M7: 2,062,955 km (0.094 R)
• M8: 2,266,707 km (0.109 R)
• M9: 3,074,685 km (0.082 R)
• M10: 4,468,189 km (0.079 R)
• M11: 5,200,620 km (0.11 R)
• M12: 6,425,079 km (0.081 R)
• M13: 7,104,104 km (0.102 R)
• M14: 7,525,072 km (0.046 R)
• M15: 8,416,526 km (0.069 R)
• M16: 8,839,888 km (0.087 R)
• M17: 9,277,162 km (0.071 R)
• M18: 9,985,807 km (0.103 R)
• M19: 14,273,731 km (0.114 R)
• M20: 15,914,072 km (0.085 R)
• M21: 16,779,496 km (0.065 R)
• M22: 19,973,111 km (0.108 R)
• M23: 22,550,981 km (0.111 R)
• M24: 23,365,392 km (0.116 R)
• M25: 25,926,508 km (0.056 R)
• M26: 26,820,056 km (0.11 R)
• M27: 27,223,671 km (0.08 R)
• M28: 28,563,619 km (0.089 R)
• M29: 28,773,505 km (0.118 R)
• M30: 34,839,399 km (0.078 R)
• M31: 36,540,327 km (0.117 R)
• M32: 38,423,465 km (0.047 R)
• M33: 39,323,895 km (0.12 R)
• M34: 39,583,746 km (0.062 R)
• M35: 42,381,675 km (0.083 R)
• M36: 44,740,983 km (0.088 R)
• M37: 48,665,683 km (0.095 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 20,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit