🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.3

Radius: 9

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.68 AU - 1 AU

Year: 541 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,167,724 km

• M1: 112,946 km (0.097 R)
• M2: 447,148 km (0.11 R)
• M3: 858,093 km (0.112 R)
• M4: 1,233,734 km (0.116 R)
• M5: 1,558,361 km (0.073 R)
• M6: 2,454,153 km (0.109 R)
• M7: 2,815,432 km (0.068 R)
• M8: 3,273,650 km (0.077 R)
• M9: 5,515,075 km (0.106 R)
• M10: 6,350,130 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.2

Radius: 10.3

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.83 AU - 2.81 AU

Year: 2484 Days

Day: 5.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,167,724 km

• M1: 131,347 km (0.103 R)
• M2: 537,804 km (0.12 R)
• M3: 1,511,088 km (0.04 R)
• M4: 3,442,097 km (0.113 R)
• M5: 3,775,701 km (0.09 R)
• M6: 4,508,581 km (0.108 R)
• M7: 5,756,975 km (0.027 R)
• M8: 7,074,483 km (0.117 R)
• M9: 7,804,072 km (0.047 R)
• M10: 8,284,880 km (0.116 R)
• M11: 9,484,355 km (0.044 R)
• M12: 9,810,778 km (0.094 R)
• M13: 10,717,939 km (0.111 R)
• M14: 11,971,270 km (0.066 R)
• M15: 15,754,750 km (0.116 R)
• M16: 18,754,337 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.5

Radius: 10.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.8 AU - 3.56 AU

Year: 3986 Days

Day: 7.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,167,724 km

• M1: 133,142 km (0.112 R)
• M2: 483,500 km (0.083 R)
• M3: 830,567 km (0.03 R)
• M4: 1,269,338 km (0.087 R)
• M5: 2,600,310 km (0.116 R)
• M6: 4,230,927 km (0.118 R)
• M7: 4,768,731 km (0.026 R)
• M8: 6,230,003 km (0.115 R)
• M9: 6,897,210 km (0.068 R)
• M10: 7,294,991 km (0.103 R)
• M11: 7,838,330 km (0.113 R)
• M12: 10,725,120 km (0.09 R)
• M13: 12,880,676 km (0.092 R)
• M14: 13,438,227 km (0.072 R)
• M15: 14,011,785 km (0.047 R)
• M16: 14,452,650 km (0.053 R)
• M17: 15,362,056 km (0.111 R)
• M18: 15,725,878 km (0.073 R)
• M19: 16,687,942 km (0.075 R)
• M20: 17,072,408 km (0.056 R)
• M21: 18,729,055 km (0.115 R)
• M22: 19,384,593 km (0.114 R)
• M23: 20,490,271 km (0.066 R)
• M24: 20,995,014 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.2

Radius: 14.3

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.09 AU - 5.11 AU

Year: 5836 Days

Day: 9.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,167,724 km

• M1: 189,690 km (0.115 R)
• M2: 848,070 km (0.078 R)
• M3: 1,403,976 km (0.104 R)
• M4: 1,879,847 km (0.074 R)
• M5: 3,573,145 km (0.056 R)
• M6: 4,638,581 km (0.109 R)
• M7: 5,420,828 km (0.108 R)
• M8: 5,906,423 km (0.047 R)
• M9: 6,895,863 km (0.073 R)
• M10: 8,031,760 km (0.1 R)
• M11: 8,828,518 km (0.102 R)
• M12: 9,765,151 km (0.115 R)
• M13: 12,501,296 km (0.089 R)
• M14: 13,083,082 km (0.09 R)
• M15: 14,017,620 km (0.049 R)
• M16: 16,019,838 km (0.071 R)
• M17: 16,706,791 km (0.112 R)
• M18: 17,674,988 km (0.049 R)
• M19: 22,154,846 km (0.102 R)
• M20: 24,862,568 km (0.113 R)
• M21: 27,428,919 km (0.117 R)
• M22: 32,288,008 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391.2

Radius: 6

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.3 AU - 8.58 AU

Year: 17235 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 57,167,724 km

• M1: 74,649 km (0.076 R)
• M2: 418,874 km (0.093 R)
• M3: 854,054 km (0.119 R)
• M4: 2,439,492 km (0.114 R)
• M5: 2,782,969 km (0.112 R)
• M6: 3,756,103 km (0.06 R)
• M7: 5,105,775 km (0.082 R)
• M8: 6,999,236 km (0.119 R)
• M9: 10,647,928 km (0.118 R)
• M10: 11,042,268 km (0.118 R)
• M11: 13,161,621 km (0.093 R)
• M12: 13,484,902 km (0.112 R)
• M13: 14,013,431 km (0.106 R)
• M14: 18,265,152 km (0.045 R)
• M15: 18,830,183 km (0.059 R)
• M16: 21,207,443 km (0.106 R)
• M17: 22,376,251 km (0.054 R)
• M18: 26,139,535 km (0.109 R)
• M19: 26,753,634 km (0.119 R)
• M20: 27,064,200 km (0.078 R)
• M21: 29,636,385 km (0.099 R)
• M22: 33,075,042 km (0.092 R)
• M23: 34,156,186 km (0.101 R)
• M24: 35,759,277 km (0.095 R)
• M25: 41,556,942 km (0.111 R)
• M26: 44,968,671 km (0.039 R)
• M27: 47,343,986 km (0.047 R)
• M28: 50,903,368 km (0.107 R)
• M29: 54,969,887 km (0.072 R)
• M30: 55,977,130 km (0.032 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 16,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit