🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.5

Radius: 13.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.52 AU - 0.66 AU

Year: 307 Days

Day: 12.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 161.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,809,344 km

• M1: 165,455 km (0.103 R)
• M2: 683,513 km (0.071 R)
• M3: 1,171,052 km (0.11 R)
• M4: 2,076,568 km (0.091 R)
• M5: 2,582,358 km (0.098 R)
• M6: 4,363,022 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.6

Radius: 11.4

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.07 AU - 1.73 AU

Year: 1124 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,809,344 km

• M1: 141,819 km (0.05 R)
• M2: 709,094 km (0.111 R)
• M3: 1,105,379 km (0.096 R)
• M4: 1,544,000 km (0.089 R)
• M5: 2,023,910 km (0.083 R)
• M6: 2,471,955 km (0.093 R)
• M7: 2,830,392 km (0.103 R)
• M8: 4,031,513 km (0.115 R)
• M9: 5,508,493 km (0.03 R)
• M10: 6,007,102 km (0.102 R)
• M11: 6,556,725 km (0.112 R)
• M12: 7,117,418 km (0.084 R)
• M13: 7,803,773 km (0.099 R)
• M14: 8,187,641 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.9

Radius: 14.5

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.62 AU - 1.72 AU

Year: 1464 Days

Day: 11.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,809,344 km

• M1: 181,013 km (0.079 R)
• M2: 805,884 km (0.06 R)
• M3: 1,257,370 km (0.038 R)
• M4: 2,229,008 km (0.072 R)
• M5: 3,018,436 km (0.104 R)
• M6: 3,527,817 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.4

Radius: 9.2

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.72 AU - 3.78 AU

Year: 3974 Days

Day: 5.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 64,809,344 km

• M1: 115,190 km (0.115 R)
• M2: 837,898 km (0.12 R)
• M3: 1,698,534 km (0.086 R)
• M4: 2,614,223 km (0.085 R)
• M5: 7,225,876 km (0.075 R)
• M6: 8,445,997 km (0.115 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.1

Radius: 5.2

Gravity: 23.01 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 5.67 AU - 5.83 AU

Year: 9352 Days

Day: 23.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,809,344 km

• M1: 68,217 km (0.114 R)
• M2: 363,972 km (0.103 R)
• M3: 569,519 km (0.119 R)
• M4: 782,546 km (0.12 R)
• M5: 1,423,873 km (0.032 R)
• M6: 1,791,435 km (0.109 R)
• M7: 1,965,118 km (0.096 R)
• M8: 2,901,451 km (0.091 R)
• M9: 3,075,134 km (0.102 R)
• M10: 3,997,106 km (0.108 R)
• M11: 9,030,027 km (0.081 R)
• M12: 10,577,617 km (0.057 R)
• M13: 11,042,866 km (0.114 R)
• M14: 16,266,674 km (0.099 R)
• M15: 18,099,248 km (0.11 R)
• M16: 19,831,292 km (0.106 R)
• M17: 20,458,706 km (0.077 R)
• M18: 21,180,366 km (0.116 R)
• M19: 22,252,384 km (0.101 R)
• M20: 24,953,972 km (0.107 R)
• M21: 26,056,060 km (0.09 R)
• M22: 30,581,096 km (0.11 R)
• M23: 36,180,095 km (0.037 R)
• M24: 38,671,349 km (0.114 R)
• M25: 39,036,368 km (0.038 R)
• M26: 39,649,719 km (0.102 R)
• M27: 39,896,855 km (0.101 R)
• M28: 43,204,015 km (0.059 R)
• M29: 44,257,184 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.5

Radius: 6.4

Gravity: 21.13 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 7.01 AU - 8.03 AU

Year: 13987 Days

Day: 21.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,809,344 km

• M1: 79,586 km (0.064 R)
• M2: 293,661 km (0.107 R)
• M3: 759,508 km (0.108 R)
• M4: 1,078,900 km (0.099 R)
• M5: 1,411,157 km (0.111 R)
• M6: 1,741,319 km (0.063 R)
• M7: 2,363,796 km (0.116 R)
• M8: 2,646,237 km (0.072 R)
• M9: 3,465,883 km (0.077 R)
• M10: 3,802,329 km (0.052 R)
• M11: 5,978,081 km (0.102 R)
• M12: 6,629,878 km (0.106 R)
• M13: 9,128,761 km (0.092 R)
• M14: 13,577,503 km (0.057 R)
• M15: 14,556,322 km (0.102 R)
• M16: 19,460,888 km (0.068 R)
• M17: 22,472,742 km (0.079 R)
• M18: 24,239,792 km (0.041 R)
• M19: 28,270,706 km (0.117 R)
• M20: 30,915,447 km (0.057 R)
• M21: 33,221,199 km (0.118 R)
• M22: 33,846,518 km (0.058 R)
• M23: 36,162,592 km (0.106 R)
• M24: 38,719,818 km (0.105 R)
• M25: 41,395,077 km (0.105 R)
• M26: 43,741,520 km (0.096 R)
• M27: 44,492,501 km (0.108 R)
• M28: 46,797,206 km (0.082 R)
• M29: 47,741,019 km (0.109 R)
• M30: 50,483,896 km (0.102 R)
• M31: 55,227,495 km (0.096 R)
• M32: 61,189,419 km (0.093 R)
• M33: 61,563,862 km (0.105 R)
• M34: 63,843,285 km (0.108 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 19,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit