🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.4

Radius: 8.9

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.8 AU - 0.82 AU

Year: 471 Days

Day: 14.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,671,851 km

• M1: 110,702 km (0.098 R)
• M2: 388,805 km (0.095 R)
• M3: 722,558 km (0.091 R)
• M4: 1,011,880 km (0.118 R)
• M5: 1,582,745 km (0.087 R)
• M6: 1,937,592 km (0.06 R)
• M7: 2,920,599 km (0.072 R)
• M8: 3,433,570 km (0.107 R)
• M9: 4,411,043 km (0.115 R)
• M10: 5,237,272 km (0.101 R)
• M11: 5,885,330 km (0.116 R)
• M12: 6,468,612 km (0.095 R)
• M13: 6,804,609 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.9

Radius: 10.2

Gravity: 8.76 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.72 AU - 1.18 AU

Year: 598 Days

Day: 7.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,671,851 km

• M1: 133,890 km (0.116 R)
• M2: 503,098 km (0.085 R)
• M3: 934,687 km (0.064 R)
• M4: 1,439,431 km (0.109 R)
• M5: 1,848,880 km (0.094 R)
• M6: 2,355,867 km (0.094 R)
• M7: 2,687,675 km (0.077 R)
• M8: 3,162,200 km (0.082 R)
• M9: 3,540,682 km (0.12 R)
• M10: 4,037,796 km (0.095 R)
• M11: 4,484,495 km (0.109 R)
• M12: 5,225,304 km (0.073 R)
• M13: 6,084,744 km (0.116 R)
• M14: 6,715,299 km (0.086 R)
• M15: 7,366,498 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.5

Radius: 12.8

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.06 AU - 1.68 AU

Year: 1035 Days

Day: 13.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,671,851 km

• M1: 160,070 km (0.118 R)
• M2: 583,432 km (0.06 R)
• M3: 1,025,493 km (0.096 R)
• M4: 1,446,611 km (0.055 R)
• M5: 1,867,879 km (0.104 R)
• M6: 2,512,197 km (0.075 R)
• M7: 2,914,167 km (0.061 R)
• M8: 3,738,750 km (0.117 R)
• M9: 4,441,561 km (0.048 R)
• M10: 5,330,920 km (0.118 R)
• M11: 6,588,141 km (0.067 R)
• M12: 7,212,113 km (0.109 R)
• M13: 7,615,579 km (0.049 R)
• M14: 8,060,782 km (0.119 R)
• M15: 10,018,569 km (0.039 R)
• M16: 10,553,831 km (0.116 R)
• M17: 11,075,179 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.2

Radius: 11.4

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.44 AU - 2.1 AU

Year: 1520 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,671,851 km

• M1: 141,819 km (0.074 R)
• M2: 584,928 km (0.062 R)
• M3: 1,162,076 km (0.054 R)
• M4: 1,876,855 km (0.092 R)
• M5: 2,266,258 km (0.045 R)
• M6: 2,836,824 km (0.095 R)
• M7: 3,619,072 km (0.063 R)
• M8: 4,460,709 km (0.111 R)
• M9: 4,928,053 km (0.073 R)
• M10: 5,360,989 km (0.052 R)
• M11: 6,009,795 km (0.075 R)
• M12: 6,814,632 km (0.098 R)
• M13: 7,216,003 km (0.048 R)
• M14: 8,304,028 km (0.092 R)
• M15: 9,205,505 km (0.106 R)
• M16: 12,579,386 km (0.108 R)
• M17: 13,267,237 km (0.088 R)
• M18: 14,280,762 km (0.059 R)
• M19: 15,074,229 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.9

Radius: 8.4

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.87 AU - 4.31 AU

Year: 5341 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,671,851 km

• M1: 104,719 km (0.116 R)
• M2: 455,675 km (0.091 R)
• M3: 1,713,644 km (0.087 R)
• M4: 2,117,558 km (0.078 R)
• M5: 2,584,004 km (0.071 R)
• M6: 3,390,636 km (0.103 R)
• M7: 3,808,911 km (0.051 R)
• M8: 6,282,811 km (0.117 R)
• M9: 7,905,948 km (0.062 R)
• M10: 8,604,720 km (0.037 R)
• M11: 17,824,586 km (0.103 R)
• M12: 24,057,881 km (0.091 R)
• M13: 24,437,261 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.4

Radius: 3.6

Gravity: 31.59 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.55 AU - 8.43 AU

Year: 13235 Days

Day: 16.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,671,851 km

• M1: 44,730 km (0.093 R)
• M2: 225,893 km (0.051 R)
• M3: 644,168 km (0.112 R)
• M4: 851,062 km (0.035 R)
• M5: 1,465,610 km (0.057 R)
• M6: 2,755,443 km (0.103 R)
• M7: 3,018,885 km (0.065 R)
• M8: 3,520,337 km (0.079 R)
• M9: 3,910,937 km (0.051 R)
• M10: 4,595,198 km (0.084 R)
• M11: 5,125,672 km (0.112 R)
• M12: 5,256,271 km (0.09 R)
• M13: 6,686,726 km (0.059 R)
• M14: 7,617,075 km (0.107 R)
• M15: 9,880,191 km (0.059 R)
• M16: 10,031,734 km (0.116 R)
• M17: 11,300,773 km (0.059 R)
• M18: 13,522,600 km (0.1 R)
• M19: 14,344,940 km (0.086 R)
• M20: 19,274,190 km (0.1 R)
• M21: 19,511,003 km (0.052 R)
• M22: 20,559,385 km (0.066 R)
• M23: 22,244,605 km (0.1 R)
• M24: 26,271,929 km (0.079 R)
• M25: 30,013,372 km (0.119 R)
• M26: 31,407,923 km (0.061 R)
• M27: 32,176,408 km (0.109 R)
• M28: 32,732,912 km (0.039 R)
• M29: 33,295,848 km (0.083 R)
• M30: 42,664,864 km (0.059 R)
• M31: 48,526,109 km (0.049 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 18,505 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit