🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.5

Radius: 15

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.49 AU - 0.65 AU

Year: 287 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,094,072 km

• M1: 188,045 km (0.116 R)
• M2: 696,528 km (0.068 R)
• M3: 1,782,608 km (0.068 R)
• M4: 2,369,481 km (0.095 R)
• M5: 2,997,941 km (0.072 R)
• M6: 3,581,822 km (0.089 R)
• M7: 4,144,011 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.1

Radius: 8.7

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.64 AU - 0.82 AU

Year: 416 Days

Day: 6.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,094,072 km

• M1: 122,670 km (0.073 R)
• M2: 790,026 km (0.115 R)
• M3: 2,039,767 km (0.096 R)
• M4: 2,363,497 km (0.055 R)
• M5: 2,797,331 km (0.053 R)
• M6: 3,198,851 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190

Radius: 12.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.23 AU - 1.23 AU

Year: 910 Days

Day: 9.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,094,072 km

• M1: 159,172 km (0.12 R)
• M2: 580,889 km (0.067 R)
• M3: 1,035,816 km (0.094 R)
• M4: 1,585,887 km (0.098 R)
• M5: 2,328,192 km (0.105 R)
• M6: 2,801,370 km (0.111 R)
• M7: 3,386,447 km (0.116 R)
• M8: 3,931,133 km (0.052 R)
• M9: 4,460,560 km (0.119 R)
• M10: 4,896,488 km (0.065 R)
• M11: 5,732,590 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.4

Radius: 11.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.35 AU - 1.59 AU

Year: 1189 Days

Day: 12.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,094,072 km

• M1: 143,016 km (0.106 R)
• M2: 518,506 km (0.101 R)
• M3: 1,095,356 km (0.082 R)
• M4: 1,607,130 km (0.115 R)
• M5: 2,175,452 km (0.045 R)
• M6: 2,814,983 km (0.062 R)
• M7: 3,790,361 km (0.092 R)
• M8: 4,198,015 km (0.111 R)
• M9: 4,601,631 km (0.096 R)
• M10: 4,978,318 km (0.111 R)
• M11: 5,338,550 km (0.042 R)
• M12: 5,716,284 km (0.105 R)
• M13: 6,254,537 km (0.049 R)
• M14: 6,892,124 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.4

Radius: 8.9

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.78 AU - 5.14 AU

Year: 7366 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,094,072 km

• M1: 111,600 km (0.088 R)
• M2: 844,929 km (0.093 R)
• M3: 1,415,794 km (0.093 R)
• M4: 1,842,896 km (0.113 R)
• M5: 2,428,123 km (0.117 R)
• M6: 2,839,068 km (0.088 R)
• M7: 3,581,223 km (0.072 R)
• M8: 3,966,438 km (0.096 R)
• M9: 4,538,500 km (0.118 R)
• M10: 5,064,486 km (0.075 R)
• M11: 5,846,734 km (0.116 R)
• M12: 6,828,096 km (0.083 R)
• M13: 8,118,676 km (0.09 R)
• M14: 12,314,747 km (0.059 R)
• M15: 13,723,510 km (0.112 R)
• M16: 14,215,986 km (0.108 R)
• M17: 14,925,380 km (0.101 R)
• M18: 16,087,456 km (0.098 R)
• M19: 18,590,976 km (0.108 R)
• M20: 19,439,047 km (0.102 R)
• M21: 21,082,379 km (0.106 R)
• M22: 21,408,652 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.8

Radius: 10.9

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.77 AU - 5.35 AU

Year: 7590 Days

Day: 9.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,094,072 km

• M1: 135,685 km (0.092 R)
• M2: 493,972 km (0.112 R)
• M3: 837,449 km (0.082 R)
• M4: 1,595,611 km (0.081 R)
• M5: 2,363,796 km (0.095 R)
• M6: 2,862,106 km (0.12 R)
• M7: 3,474,560 km (0.092 R)
• M8: 3,897,473 km (0.096 R)
• M9: 5,225,753 km (0.101 R)
• M10: 6,379,152 km (0.062 R)
• M11: 7,772,956 km (0.103 R)
• M12: 8,171,335 km (0.096 R)
• M13: 9,903,379 km (0.104 R)
• M14: 10,467,662 km (0.109 R)
• M15: 13,616,997 km (0.053 R)
• M16: 14,673,008 km (0.084 R)
• M17: 15,098,165 km (0.099 R)
• M18: 16,101,069 km (0.114 R)
• M19: 16,947,943 km (0.111 R)
• M20: 17,619,488 km (0.09 R)
• M21: 21,791,024 km (0.085 R)
• M22: 25,169,842 km (0.112 R)
• M23: 25,955,829 km (0.06 R)
• M24: 29,647,904 km (0.108 R)
• M25: 34,844,934 km (0.101 R)
• M26: 36,150,475 km (0.097 R)
• M27: 36,592,836 km (0.117 R)
• M28: 37,941,610 km (0.06 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.5

Radius: 11.5

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.42 AU - 6.94 AU

Year: 9027 Days

Day: 8.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,094,072 km

• M1: 144,063 km (0.074 R)
• M2: 530,773 km (0.103 R)
• M3: 1,412,353 km (0.096 R)
• M4: 2,512,646 km (0.101 R)
• M5: 3,535,596 km (0.068 R)
• M6: 5,632,809 km (0.049 R)
• M7: 6,275,182 km (0.07 R)
• M8: 7,329,847 km (0.118 R)
• M9: 8,229,080 km (0.09 R)
• M10: 10,986,468 km (0.114 R)
• M11: 11,480,889 km (0.093 R)
• M12: 12,163,354 km (0.12 R)
• M13: 13,176,132 km (0.089 R)
• M14: 15,573,737 km (0.058 R)
• M15: 17,720,616 km (0.089 R)
• M16: 20,466,485 km (0.111 R)
• M17: 24,491,266 km (0.107 R)
• M18: 30,603,236 km (0.093 R)
• M19: 31,036,322 km (0.113 R)
• M20: 42,030,120 km (0.118 R)
• M21: 45,450,526 km (0.046 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 17,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit