🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 12.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.06 AU - 1.2 AU

Year: 815 Days

Day: 9.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,395,744 km

• M1: 159,172 km (0.088 R)
• M2: 579,393 km (0.091 R)
• M3: 1,273,078 km (0.052 R)
• M4: 1,796,970 km (0.111 R)
• M5: 2,851,036 km (0.113 R)
• M6: 3,521,384 km (0.082 R)
• M7: 4,066,220 km (0.102 R)
• M8: 4,531,469 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.7

Radius: 10.5

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.93 AU - 1.43 AU

Year: 869 Days

Day: 8.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,395,744 km

• M1: 130,599 km (0.074 R)
• M2: 593,006 km (0.09 R)
• M3: 946,057 km (0.11 R)
• M4: 1,399,638 km (0.115 R)
• M5: 1,875,509 km (0.047 R)
• M6: 2,317,271 km (0.106 R)
• M7: 3,222,338 km (0.051 R)
• M8: 3,581,373 km (0.095 R)
• M9: 4,513,817 km (0.104 R)
• M10: 6,524,113 km (0.11 R)
• M11: 7,287,062 km (0.113 R)
• M12: 9,017,012 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.7

Radius: 12.3

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.08 AU - 3.02 AU

Year: 2762 Days

Day: 5.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,395,744 km

• M1: 153,039 km (0.081 R)
• M2: 667,655 km (0.112 R)
• M3: 1,195,437 km (0.099 R)
• M4: 2,073,127 km (0.082 R)
• M5: 2,579,516 km (0.034 R)
• M6: 3,117,021 km (0.057 R)
• M7: 3,596,333 km (0.114 R)
• M8: 4,207,291 km (0.091 R)
• M9: 4,932,840 km (0.103 R)
• M10: 5,637,745 km (0.052 R)
• M11: 6,162,385 km (0.093 R)
• M12: 7,128,937 km (0.05 R)
• M13: 8,161,312 km (0.069 R)
• M14: 9,183,813 km (0.104 R)
• M15: 9,616,151 km (0.116 R)
• M16: 11,732,363 km (0.06 R)
• M17: 12,458,511 km (0.097 R)
• M18: 13,305,384 km (0.088 R)
• M19: 16,547,469 km (0.093 R)
• M20: 17,680,823 km (0.105 R)
• M21: 18,182,125 km (0.082 R)
• M22: 20,343,515 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 660.2

Radius: 7.2

Gravity: 12.74 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.31 AU - 6.59 AU

Year: 9844 Days

Day: 15.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,395,744 km

• M1: 90,507 km (0.084 R)
• M2: 463,604 km (0.087 R)
• M3: 696,378 km (0.093 R)
• M4: 1,127,070 km (0.081 R)
• M5: 1,724,714 km (0.043 R)
• M6: 2,043,357 km (0.051 R)
• M7: 2,477,490 km (0.111 R)
• M8: 3,173,120 km (0.099 R)
• M9: 3,431,925 km (0.107 R)
• M10: 3,965,391 km (0.095 R)
• M11: 4,821,839 km (0.034 R)
• M12: 5,899,990 km (0.038 R)
• M13: 6,329,336 km (0.1 R)
• M14: 9,645,024 km (0.059 R)
• M15: 10,496,535 km (0.065 R)
• M16: 11,127,090 km (0.078 R)
• M17: 12,063,273 km (0.103 R)
• M18: 12,755,014 km (0.103 R)
• M19: 17,182,811 km (0.111 R)
• M20: 17,616,795 km (0.032 R)
• M21: 18,657,846 km (0.078 R)
• M22: 19,896,966 km (0.113 R)
• M23: 20,295,195 km (0.097 R)
• M24: 21,522,047 km (0.046 R)
• M25: 23,853,380 km (0.057 R)
• M26: 25,311,661 km (0.1 R)
• M27: 29,626,811 km (0.119 R)
• M28: 32,394,222 km (0.053 R)
• M29: 33,279,243 km (0.086 R)
• M30: 39,930,813 km (0.072 R)
• M31: 41,982,398 km (0.058 R)
• M32: 42,637,637 km (0.067 R)
• M33: 46,016,455 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.2

Radius: 6.4

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.97 AU - 10.83 AU

Year: 18008 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 167 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,395,744 km

• M1: 79,885 km (0.073 R)
• M2: 583,432 km (0.068 R)
• M3: 810,072 km (0.085 R)
• M4: 1,118,244 km (0.113 R)
• M5: 1,319,154 km (0.085 R)
• M6: 1,842,597 km (0.117 R)
• M7: 2,056,522 km (0.078 R)
• M8: 2,779,828 km (0.103 R)
• M9: 3,130,635 km (0.039 R)
• M10: 3,789,314 km (0.095 R)
• M11: 4,685,106 km (0.096 R)
• M12: 7,696,960 km (0.085 R)
• M13: 8,256,306 km (0.067 R)
• M14: 8,888,357 km (0.094 R)
• M15: 9,503,803 km (0.069 R)
• M16: 9,846,831 km (0.082 R)
• M17: 10,198,087 km (0.089 R)
• M18: 12,483,194 km (0.097 R)
• M19: 13,013,968 km (0.1 R)
• M20: 14,502,616 km (0.076 R)
• M21: 14,761,271 km (0.119 R)
• M22: 17,158,128 km (0.104 R)
• M23: 17,961,917 km (0.092 R)
• M24: 21,097,189 km (0.116 R)
• M25: 22,620,096 km (0.073 R)
• M26: 27,134,361 km (0.118 R)
• M27: 34,573,115 km (0.117 R)
• M28: 36,326,701 km (0.066 R)
• M29: 37,164,898 km (0.092 R)
• M30: 41,941,857 km (0.104 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: 181 - 17,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit