🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.6

Radius: 13.2

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.92 AU - 1.5 AU

Year: 919 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 41,569,684 km

• M1: 164,258 km (0.111 R)
• M2: 911,649 km (0.064 R)
• M3: 2,970,864 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 13

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.09 AU - 2.81 AU

Year: 2647 Days

Day: 11.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,569,684 km

• M1: 162,014 km (0.087 R)
• M2: 640,428 km (0.095 R)
• M3: 1,430,604 km (0.064 R)
• M4: 2,571,887 km (0.119 R)
• M5: 3,337,080 km (0.046 R)
• M6: 4,310,214 km (0.068 R)
• M7: 5,043,243 km (0.094 R)
• M8: 5,585,237 km (0.059 R)
• M9: 6,062,005 km (0.117 R)
• M10: 7,040,525 km (0.058 R)
• M11: 7,749,618 km (0.068 R)
• M12: 9,138,784 km (0.103 R)
• M13: 11,150,128 km (0.085 R)
• M14: 12,363,965 km (0.113 R)
• M15: 13,177,179 km (0.118 R)
• M16: 14,117,252 km (0.069 R)
• M17: 14,533,583 km (0.116 R)
• M18: 15,831,943 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823

Radius: 9.2

Gravity: 9.72 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.57 AU - 3.41 AU

Year: 3569 Days

Day: 5.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 41,569,684 km

• M1: 114,442 km (0.098 R)
• M2: 454,179 km (0.113 R)
• M3: 831,465 km (0.08 R)
• M4: 1,162,525 km (0.058 R)
• M5: 3,520,038 km (0.094 R)
• M6: 4,088,959 km (0.062 R)
• M7: 4,816,303 km (0.07 R)
• M8: 6,773,941 km (0.074 R)
• M9: 7,319,674 km (0.072 R)
• M10: 8,282,337 km (0.084 R)
• M11: 8,944,157 km (0.113 R)
• M12: 9,680,777 km (0.088 R)
• M13: 10,796,179 km (0.116 R)
• M14: 12,938,869 km (0.062 R)
• M15: 14,394,158 km (0.102 R)
• M16: 14,867,186 km (0.113 R)
• M17: 15,733,806 km (0.112 R)
• M18: 18,412,656 km (0.098 R)
• M19: 19,221,681 km (0.071 R)
• M20: 19,602,856 km (0.116 R)
• M21: 20,249,568 km (0.071 R)
• M22: 22,205,560 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.7

Radius: 14.1

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.38 AU - 5.74 AU

Year: 7857 Days

Day: 15 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,569,684 km

• M1: 175,329 km (0.112 R)
• M2: 680,371 km (0.117 R)
• M3: 1,365,679 km (0.048 R)
• M4: 1,860,399 km (0.106 R)
• M5: 2,321,460 km (0.106 R)
• M6: 3,342,465 km (0.112 R)
• M7: 4,870,159 km (0.101 R)
• M8: 6,384,089 km (0.101 R)
• M9: 7,183,241 km (0.075 R)
• M10: 8,156,525 km (0.025 R)
• M11: 9,374,700 km (0.113 R)
• M12: 10,886,387 km (0.077 R)
• M13: 17,104,123 km (0.079 R)
• M14: 20,413,228 km (0.075 R)
• M15: 24,583,418 km (0.064 R)
• M16: 26,064,587 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.5

Radius: 3.6

Gravity: 40.55 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.5 AU - 6.76 AU

Year: 9221 Days

Day: 21.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,569,684 km

• M1: 44,879 km (0.077 R)
• M2: 457,470 km (0.073 R)
• M3: 670,498 km (0.094 R)
• M4: 800,199 km (0.066 R)
• M5: 975,977 km (0.082 R)
• M6: 1,578,108 km (0.079 R)
• M7: 2,305,453 km (0.045 R)
• M8: 2,432,910 km (0.113 R)
• M9: 2,762,624 km (0.119 R)
• M10: 4,495,117 km (0.108 R)
• M11: 5,883,535 km (0.049 R)
• M12: 6,019,220 km (0.042 R)
• M13: 7,376,372 km (0.12 R)
• M14: 8,188,688 km (0.106 R)
• M15: 12,702,505 km (0.115 R)
• M16: 12,872,448 km (0.094 R)
• M17: 14,533,433 km (0.101 R)
• M18: 15,159,650 km (0.116 R)
• M19: 15,803,669 km (0.104 R)
• M20: 18,928,469 km (0.085 R)
• M21: 28,150,280 km (0.1 R)
• M22: 28,536,243 km (0.076 R)
• M23: 29,516,408 km (0.119 R)
• M24: 31,028,244 km (0.042 R)
• M25: 35,199,332 km (0.06 R)
• M26: 35,422,831 km (0.065 R)
• M27: 39,849,881 km (0.12 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit