🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.5

Radius: 13

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.55 AU - 0.79 AU

Year: 366 Days

Day: 13.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 93,635,868 km

• M1: 161,715 km (0.086 R)
• M2: 586,573 km (0.104 R)
• M3: 1,407,267 km (0.106 R)
• M4: 2,592,531 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.9

Radius: 11.9

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.66 AU - 1.1 AU

Year: 550 Days

Day: 7.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 93,635,868 km

• M1: 147,952 km (0.11 R)
• M2: 674,537 km (0.1 R)
• M3: 1,445,115 km (0.11 R)
• M4: 1,928,915 km (0.039 R)
• M5: 2,467,318 km (0.074 R)
• M6: 3,413,075 km (0.089 R)
• M7: 3,860,822 km (0.064 R)
• M8: 4,653,990 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.6

Radius: 8.2

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.14 AU - 3.5 AU

Year: 3158 Days

Day: 13.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 93,635,868 km

• M1: 102,026 km (0.104 R)
• M2: 724,203 km (0.063 R)
• M3: 1,474,586 km (0.1 R)
• M4: 2,056,223 km (0.065 R)
• M5: 2,492,301 km (0.056 R)
• M6: 2,936,307 km (0.039 R)
• M7: 4,427,648 km (0.092 R)
• M8: 4,782,794 km (0.09 R)
• M9: 5,631,163 km (0.038 R)
• M10: 7,166,336 km (0.111 R)
• M11: 8,274,557 km (0.105 R)
• M12: 10,369,227 km (0.117 R)
• M13: 14,469,106 km (0.045 R)
• M14: 17,421,869 km (0.117 R)
• M15: 17,950,249 km (0.097 R)
• M16: 18,732,197 km (0.042 R)
• M17: 19,725,676 km (0.104 R)
• M18: 20,428,636 km (0.057 R)
• M19: 22,020,507 km (0.095 R)
• M20: 22,986,311 km (0.119 R)
• M21: 23,338,016 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.3

Radius: 8.3

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.18 AU - 3.28 AU

Year: 3871 Days

Day: 12.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 93,635,868 km

• M1: 103,223 km (0.093 R)
• M2: 682,017 km (0.099 R)
• M3: 1,806,993 km (0.1 R)
• M4: 2,709,816 km (0.064 R)
• M5: 3,826,863 km (0.117 R)
• M6: 6,846,795 km (0.117 R)
• M7: 8,745,492 km (0.093 R)
• M8: 9,022,696 km (0.089 R)
• M9: 10,191,205 km (0.102 R)
• M10: 12,473,470 km (0.082 R)
• M11: 13,411,000 km (0.119 R)
• M12: 13,733,683 km (0.114 R)
• M13: 14,732,997 km (0.116 R)
• M14: 15,831,045 km (0.065 R)
• M15: 19,334,777 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 774.7

Radius: 8

Gravity: 12.1 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.74 AU - 6.98 AU

Year: 10696 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 93,635,868 km

• M1: 99,483 km (0.077 R)
• M2: 360,082 km (0.074 R)
• M3: 1,243,906 km (0.113 R)
• M4: 1,775,876 km (0.119 R)
• M5: 2,041,861 km (0.095 R)
• M6: 2,373,071 km (0.053 R)
• M7: 2,740,035 km (0.036 R)
• M8: 3,239,691 km (0.099 R)
• M9: 4,361,077 km (0.098 R)
• M10: 4,977,720 km (0.102 R)
• M11: 10,218,432 km (0.094 R)
• M12: 10,751,749 km (0.115 R)
• M13: 11,586,505 km (0.078 R)
• M14: 12,225,587 km (0.111 R)
• M15: 14,615,114 km (0.062 R)
• M16: 15,430,123 km (0.072 R)
• M17: 16,275,201 km (0.086 R)
• M18: 17,299,647 km (0.108 R)
• M19: 21,395,936 km (0.06 R)
• M20: 21,742,255 km (0.076 R)
• M21: 23,074,275 km (0.102 R)
• M22: 28,528,613 km (0.119 R)
• M23: 30,777,668 km (0.104 R)
• M24: 33,257,701 km (0.076 R)
• M25: 36,479,890 km (0.068 R)
• M26: 38,740,014 km (0.102 R)
• M27: 40,166,131 km (0.093 R)
• M28: 42,031,467 km (0.107 R)
• M29: 43,675,697 km (0.098 R)
• M30: 49,465,882 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956

Radius: 4.1

Gravity: 56.87 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.49 AU - 11.77 AU

Year: 23112 Days

Day: 15.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,635,868 km

• M1: 51,013 km (0.082 R)
• M2: 229,483 km (0.115 R)
• M3: 857,196 km (0.105 R)
• M4: 1,234,781 km (0.103 R)
• M5: 1,976,038 km (0.102 R)
• M6: 2,217,340 km (0.073 R)
• M7: 2,404,935 km (0.09 R)
• M8: 4,677,028 km (0.075 R)
• M9: 5,226,800 km (0.051 R)
• M10: 5,645,225 km (0.044 R)
• M11: 5,995,583 km (0.083 R)
• M12: 6,360,453 km (0.118 R)
• M13: 7,084,058 km (0.093 R)
• M14: 10,336,166 km (0.094 R)
• M15: 10,793,786 km (0.037 R)
• M16: 11,539,830 km (0.088 R)
• M17: 14,062,649 km (0.111 R)
• M18: 16,223,291 km (0.082 R)
• M19: 17,110,107 km (0.097 R)
• M20: 18,405,176 km (0.025 R)
• M21: 18,979,631 km (0.102 R)
• M22: 21,925,962 km (0.108 R)
• M23: 23,229,408 km (0.045 R)
• M24: 31,876,314 km (0.063 R)
• M25: 34,258,660 km (0.075 R)
• M26: 39,532,135 km (0.095 R)
• M27: 45,494,657 km (0.069 R)
• M28: 48,326,695 km (0.079 R)
• M29: 51,086,476 km (0.115 R)
• M30: 56,515,532 km (0.044 R)
• M31: 57,523,822 km (0.099 R)
• M32: 63,826,530 km (0.073 R)
• M33: 78,777,640 km (0.076 R)
• M34: 79,782,639 km (0.076 R)
• M35: 80,035,160 km (0.226 R)
• M36: 84,149,401 km (0.073 R)
• M37: 87,594,191 km (0.18 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 10,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit