🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404

Radius: 13.5

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.91 AU - 0.99 AU

Year: 651 Days

Day: 9.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,730,988 km

• M1: 178,021 km (0.108 R)
• M2: 491,579 km (0.081 R)
• M3: 796,609 km (0.085 R)
• M4: 1,116,898 km (0.108 R)
• M5: 1,573,470 km (0.038 R)
• M6: 1,835,416 km (0.072 R)
• M7: 2,133,714 km (0.035 R)
• M8: 2,418,698 km (0.108 R)
• M9: 3,115,076 km (0.093 R)
• M10: 3,470,970 km (0.114 R)
• M11: 4,294,356 km (0.072 R)
• M12: 5,186,857 km (0.067 R)
• M13: 5,484,408 km (0.034 R)
• M14: 5,826,388 km (0.081 R)
• M15: 6,142,040 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 11.5

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.63 AU - 1.87 AU

Year: 1627 Days

Day: 13.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,730,988 km

• M1: 157,676 km (0.075 R)
• M2: 381,774 km (0.041 R)
• M3: 641,625 km (0.116 R)
• M4: 931,546 km (0.078 R)
• M5: 1,373,159 km (0.066 R)
• M6: 1,782,159 km (0.074 R)
• M7: 3,542,478 km (0.03 R)
• M8: 3,906,748 km (0.068 R)
• M9: 4,450,985 km (0.112 R)
• M10: 5,000,458 km (0.062 R)
• M11: 6,198,139 km (0.095 R)
• M12: 6,865,046 km (0.105 R)
• M13: 7,258,937 km (0.067 R)
• M14: 7,683,646 km (0.088 R)
• M15: 8,000,345 km (0.03 R)
• M16: 8,799,347 km (0.036 R)
• M17: 9,159,728 km (0.079 R)
• M18: 10,307,892 km (0.113 R)
• M19: 11,166,733 km (0.118 R)
• M20: 11,645,446 km (0.089 R)
• M21: 12,810,365 km (0.095 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.1

Radius: 5.4

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.49 AU - 6.19 AU

Year: 9920 Days

Day: 23.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,730,988 km

• M1: 69,114 km (0.117 R)
• M2: 172,786 km (0.096 R)
• M3: 313,108 km (0.039 R)
• M4: 556,953 km (0.099 R)
• M5: 741,257 km (0.114 R)
• M6: 1,186,461 km (0.108 R)
• M7: 1,577,061 km (0.054 R)
• M8: 3,234,904 km (0.119 R)
• M9: 3,872,191 km (0.086 R)
• M10: 4,474,772 km (0.092 R)
• M11: 4,732,977 km (0.074 R)
• M12: 5,423,222 km (0.059 R)
• M13: 5,681,278 km (0.09 R)
• M14: 6,052,879 km (0.097 R)
• M15: 6,380,798 km (0.093 R)
• M16: 6,717,393 km (0.104 R)
• M17: 7,446,982 km (0.049 R)
• M18: 7,841,322 km (0.102 R)
• M19: 8,214,419 km (0.074 R)
• M20: 9,119,037 km (0.043 R)
• M21: 9,386,219 km (0.087 R)
• M22: 11,439,600 km (0.056 R)
• M23: 11,663,697 km (0.086 R)
• M24: 14,272,834 km (0.074 R)
• M25: 14,565,148 km (0.092 R)
• M26: 15,373,276 km (0.059 R)
• M27: 17,010,175 km (0.106 R)
• M28: 19,354,225 km (0.09 R)
• M29: 19,499,783 km (0.104 R)
• M30: 20,533,355 km (0.111 R)
• M31: 20,883,863 km (0.056 R)
• M32: 30,248,689 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.9

Radius: 4.6

Gravity: 41.96 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.21 AU - 10.03 AU

Year: 17790 Days

Day: 16 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 76,730,988 km

• M1: 61,036 km (0.109 R)
• M2: 854,952 km (0.113 R)
• M3: 1,198,429 km (0.074 R)
• M4: 1,517,371 km (0.073 R)
• M5: 2,767,112 km (0.118 R)
• M6: 3,904,355 km (0.119 R)
• M7: 5,605,432 km (0.105 R)
• M8: 6,505,413 km (0.111 R)
• M9: 8,155,926 km (0.115 R)
• M10: 9,665,668 km (0.082 R)
• M11: 10,497,133 km (0.111 R)
• M12: 12,202,698 km (0.083 R)
• M13: 13,841,244 km (0.067 R)
• M14: 14,037,067 km (0.071 R)
• M15: 17,066,574 km (0.082 R)
• M16: 20,078,278 km (0.098 R)
• M17: 21,757,664 km (0.111 R)
• M18: 22,249,991 km (0.076 R)
• M19: 22,831,178 km (0.032 R)
• M20: 24,881,118 km (0.055 R)
• M21: 35,302,854 km (0.11 R)
• M22: 35,720,082 km (0.107 R)
• M23: 35,824,651 km (0.025 R)
• M24: 38,817,356 km (0.069 R)
• M25: 39,254,780 km (0.097 R)
• M26: 42,498,960 km (0.106 R)
• M27: 44,460,637 km (0.055 R)
• M28: 46,585,974 km (0.116 R)
• M29: 46,945,009 km (0.086 R)
• M30: 49,497,148 km (0.046 R)
• M31: 51,990,646 km (0.111 R)
• M32: 53,388,189 km (0.112 R)
• M33: 59,163,863 km (0.11 R)
• M34: 59,974,385 km (0.116 R)
• M35: 60,517,874 km (0.063 R)
• M36: 60,927,024 km (0.093 R)
• M37: 61,749,663 km (0.06 R)
• M38: 68,964,170 km (0.084 R)
• M39: 71,605,769 km (0.074 R)
• M40: 75,357,085 km (0.112 R)
• M41: 75,509,076 km (0.103 R)
• M42: 76,730,992 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 12,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit