🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.6

Radius: 11.6

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.8 AU - 1.16 AU

Year: 658 Days

Day: 6.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,891,006 km

• M1: 145,708 km (0.05 R)
• M2: 632,201 km (0.105 R)
• M3: 1,271,133 km (0.092 R)
• M4: 1,662,032 km (0.046 R)
• M5: 2,032,885 km (0.105 R)
• M6: 2,497,985 km (0.12 R)
• M7: 2,978,942 km (0.064 R)
• M8: 3,412,627 km (0.085 R)
• M9: 4,088,211 km (0.072 R)
• M10: 5,226,501 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.9

Radius: 10.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1 AU - 1.4 AU

Year: 892 Days

Day: 14 Hours

Environment

Temp: -177 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,891,006 km

• M1: 134,488 km (0.072 R)
• M2: 607,667 km (0.113 R)
• M3: 1,034,469 km (0.038 R)
• M4: 2,005,808 km (0.105 R)
• M5: 2,623,199 km (0.103 R)
• M6: 3,313,144 km (0.042 R)
• M7: 5,053,416 km (0.112 R)
• M8: 6,352,674 km (0.053 R)
• M9: 6,872,825 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.2

Radius: 11.9

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.16 AU - 1.66 AU

Year: 1136 Days

Day: 8.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,891,006 km

• M1: 147,952 km (0.073 R)
• M2: 924,964 km (0.117 R)
• M3: 2,453,255 km (0.096 R)
• M4: 3,177,160 km (0.083 R)
• M5: 3,806,368 km (0.085 R)
• M6: 4,234,817 km (0.084 R)
• M7: 6,568,394 km (0.105 R)
• M8: 7,365,601 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.3

Radius: 13.1

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.86 AU - 3.32 AU

Year: 3684 Days

Day: 5.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,891,006 km

• M1: 162,912 km (0.085 R)
• M2: 714,031 km (0.113 R)
• M3: 1,150,856 km (0.059 R)
• M4: 2,297,375 km (0.112 R)
• M5: 3,028,310 km (0.066 R)
• M6: 4,057,693 km (0.03 R)
• M7: 5,490,691 km (0.109 R)
• M8: 6,381,696 km (0.043 R)
• M9: 6,862,204 km (0.091 R)
• M10: 7,529,410 km (0.053 R)
• M11: 9,407,462 km (0.077 R)
• M12: 9,912,355 km (0.063 R)
• M13: 10,641,196 km (0.103 R)
• M14: 14,270,739 km (0.11 R)
• M15: 15,200,640 km (0.03 R)
• M16: 16,060,827 km (0.115 R)
• M17: 17,181,315 km (0.112 R)
• M18: 18,654,406 km (0.11 R)
• M19: 19,081,508 km (0.072 R)
• M20: 19,703,236 km (0.043 R)
• M21: 20,531,410 km (0.106 R)
• M22: 24,078,226 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.4

Radius: 8.4

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.82 AU - 5.34 AU

Year: 6648 Days

Day: 10.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,891,006 km

• M1: 106,813 km (0.118 R)
• M2: 405,261 km (0.069 R)
• M3: 900,280 km (0.11 R)
• M4: 1,195,287 km (0.102 R)
• M5: 5,353,509 km (0.08 R)
• M6: 6,365,988 km (0.091 R)
• M7: 13,536,513 km (0.03 R)
• M8: 14,516,828 km (0.106 R)
• M9: 16,369,747 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 12

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.69 AU - 4.73 AU

Year: 6933 Days

Day: 13.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,891,006 km

• M1: 154,086 km (0.096 R)
• M2: 569,369 km (0.085 R)
• M3: 1,536,071 km (0.05 R)
• M4: 1,987,707 km (0.091 R)
• M5: 2,843,407 km (0.042 R)
• M6: 3,356,228 km (0.107 R)
• M7: 3,786,920 km (0.095 R)
• M8: 5,366,076 km (0.095 R)
• M9: 6,153,708 km (0.044 R)
• M10: 6,873,573 km (0.069 R)
• M11: 7,763,980 km (0.066 R)
• M12: 9,550,029 km (0.079 R)
• M13: 10,279,917 km (0.092 R)
• M14: 10,706,570 km (0.08 R)
• M15: 12,640,122 km (0.042 R)
• M16: 13,689,701 km (0.06 R)
• M17: 14,090,773 km (0.039 R)
• M18: 18,267,994 km (0.112 R)
• M19: 18,684,475 km (0.053 R)
• M20: 19,681,096 km (0.063 R)
• M21: 21,780,104 km (0.035 R)
• M22: 23,530,997 km (0.094 R)
• M23: 26,507,097 km (0.115 R)
• M24: 28,131,431 km (0.092 R)
• M25: 29,439,963 km (0.101 R)
• M26: 30,593,513 km (0.115 R)
• M27: 34,762,656 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 11

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.59 AU - 4.97 AU

Year: 7088 Days

Day: 6.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,891,006 km

• M1: 137,331 km (0.071 R)
• M2: 524,041 km (0.116 R)
• M3: 897,288 km (0.104 R)
• M4: 2,155,406 km (0.042 R)
• M5: 2,528,653 km (0.104 R)
• M6: 3,342,166 km (0.033 R)
• M7: 4,615,094 km (0.059 R)
• M8: 5,514,028 km (0.103 R)
• M9: 6,525,908 km (0.117 R)
• M10: 8,169,241 km (0.074 R)
• M11: 8,661,717 km (0.112 R)
• M12: 9,349,119 km (0.12 R)
• M13: 9,706,209 km (0.064 R)
• M14: 11,529,059 km (0.04 R)
• M15: 12,254,908 km (0.105 R)
• M16: 12,683,207 km (0.066 R)
• M17: 17,000,452 km (0.091 R)
• M18: 18,146,820 km (0.112 R)
• M19: 19,057,572 km (0.089 R)
• M20: 19,851,937 km (0.05 R)
• M21: 23,660,549 km (0.086 R)
• M22: 27,930,670 km (0.044 R)
• M23: 30,004,995 km (0.027 R)
• M24: 34,883,531 km (0.117 R)
• M25: 36,620,661 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.6

Radius: 10.1

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.65 AU - 5.59 AU

Year: 7858 Days

Day: 5.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,891,006 km

• M1: 125,662 km (0.089 R)
• M2: 449,542 km (0.086 R)
• M3: 798,703 km (0.086 R)
• M4: 1,184,965 km (0.11 R)
• M5: 1,740,571 km (0.064 R)
• M6: 2,314,728 km (0.084 R)
• M7: 3,010,807 km (0.082 R)
• M8: 3,349,496 km (0.082 R)
• M9: 4,185,748 km (0.062 R)
• M10: 5,379,091 km (0.047 R)
• M11: 7,252,206 km (0.106 R)
• M12: 7,739,895 km (0.095 R)
• M13: 8,205,892 km (0.114 R)
• M14: 10,260,170 km (0.113 R)
• M15: 13,645,121 km (0.116 R)
• M16: 14,013,730 km (0.057 R)
• M17: 14,452,351 km (0.091 R)
• M18: 15,159,949 km (0.09 R)
• M19: 16,574,846 km (0.12 R)
• M20: 17,207,495 km (0.119 R)
• M21: 17,565,782 km (0.105 R)
• M22: 27,445,225 km (0.083 R)
• M23: 28,033,295 km (0.093 R)
• M24: 34,726,902 km (0.114 R)
• M25: 37,294,749 km (0.059 R)
• M26: 39,239,970 km (0.113 R)
• M27: 43,067,881 km (0.025 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: 523 - 13,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit