🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.7

Radius: 13.8

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.23 AU - 1.51 AU

Year: 1035 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,073,099 km

• M1: 171,589 km (0.119 R)
• M2: 711,487 km (0.106 R)
• M3: 1,151,904 km (0.046 R)
• M4: 1,586,635 km (0.095 R)
• M5: 2,070,584 km (0.094 R)
• M6: 3,390,486 km (0.086 R)
• M7: 4,105,115 km (0.118 R)
• M8: 4,937,777 km (0.09 R)
• M9: 5,394,798 km (0.107 R)
• M10: 6,122,742 km (0.059 R)
• M11: 7,185,934 km (0.077 R)
• M12: 8,934,583 km (0.075 R)
• M13: 9,465,506 km (0.1 R)
• M14: 9,924,024 km (0.098 R)
• M15: 11,768,715 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 11

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.21 AU - 1.97 AU

Year: 1295 Days

Day: 5.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,073,099 km

• M1: 147,803 km (0.106 R)
• M2: 1,118,394 km (0.1 R)
• M3: 1,543,252 km (0.053 R)
• M4: 2,085,394 km (0.113 R)
• M5: 4,761,401 km (0.101 R)
• M6: 5,336,605 km (0.032 R)
• M7: 6,779,028 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.3

Radius: 8.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.73 AU - 2.93 AU

Year: 3074 Days

Day: 6 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,073,099 km

• M1: 109,057 km (0.102 R)
• M2: 473,627 km (0.118 R)
• M3: 1,028,485 km (0.075 R)
• M4: 1,358,797 km (0.119 R)
• M5: 2,309,791 km (0.064 R)
• M6: 3,764,481 km (0.085 R)
• M7: 6,002,465 km (0.06 R)
• M8: 6,869,833 km (0.032 R)
• M9: 7,515,797 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 13.9

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.92 AU - 4.52 AU

Year: 4633 Days

Day: 10.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,073,099 km

• M1: 174,730 km (0.115 R)
• M2: 727,943 km (0.074 R)
• M3: 1,219,821 km (0.115 R)
• M4: 1,688,511 km (0.108 R)
• M5: 2,142,092 km (0.098 R)
• M6: 2,608,388 km (0.119 R)
• M7: 3,426,988 km (0.11 R)
• M8: 3,978,107 km (0.087 R)
• M9: 4,588,167 km (0.114 R)
• M10: 5,204,061 km (0.092 R)
• M11: 5,694,293 km (0.09 R)
• M12: 6,247,207 km (0.082 R)
• M13: 7,354,082 km (0.117 R)
• M14: 10,442,679 km (0.097 R)
• M15: 11,179,299 km (0.096 R)
• M16: 11,656,965 km (0.111 R)
• M17: 12,756,360 km (0.109 R)
• M18: 13,923,822 km (0.092 R)
• M19: 14,988,211 km (0.11 R)
• M20: 18,376,303 km (0.09 R)
• M21: 22,926,173 km (0.092 R)
• M22: 24,013,151 km (0.059 R)
• M23: 27,394,661 km (0.097 R)
• M24: 28,885,404 km (0.118 R)
• M25: 29,514,912 km (0.108 R)
• M26: 30,153,396 km (0.116 R)
• M27: 31,363,642 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.1

Radius: 14.6

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.82 AU - 4.78 AU

Year: 5757 Days

Day: 11 Hours

Environment

Temp: -209 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,073,099 km

• M1: 181,612 km (0.117 R)
• M2: 965,205 km (0.119 R)
• M3: 1,675,945 km (0.112 R)
• M4: 2,602,554 km (0.096 R)
• M5: 3,337,379 km (0.108 R)
• M6: 4,588,615 km (0.048 R)
• M7: 5,643,879 km (0.089 R)
• M8: 7,606,453 km (0.1 R)
• M9: 8,146,651 km (0.069 R)
• M10: 8,621,475 km (0.03 R)
• M11: 9,990,295 km (0.054 R)
• M12: 11,871,339 km (0.049 R)
• M13: 12,836,544 km (0.073 R)
• M14: 14,147,471 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.8

Radius: 4.1

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.58 AU - 9.76 AU

Year: 17930 Days

Day: 19.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,073,099 km

• M1: 51,013 km (0.075 R)
• M2: 930,499 km (0.059 R)
• M3: 1,532,331 km (0.063 R)
• M4: 2,472,105 km (0.119 R)
• M5: 6,097,908 km (0.077 R)
• M6: 12,399,868 km (0.055 R)
• M7: 13,794,420 km (0.073 R)
• M8: 23,112,871 km (0.082 R)
• M9: 26,402,827 km (0.116 R)
• M10: 26,776,224 km (0.032 R)
• M11: 28,207,576 km (0.092 R)
• M12: 29,388,801 km (0.081 R)
• M13: 32,272,599 km (0.071 R)
• M14: 36,826,957 km (0.091 R)
• M15: 38,236,767 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 259.7

Radius: 7.7

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 10.52 AU - 10.64 AU

Year: 22220 Days

Day: 17.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,073,099 km

• M1: 167,998 km (0.099 R)
• M2: 618,886 km (0.034 R)
• M3: 3,383,305 km (0.115 R)
• M4: 3,842,122 km (0.083 R)
• M5: 4,101,375 km (0.118 R)
• M6: 4,752,276 km (0.079 R)
• M7: 5,873,960 km (0.086 R)
• M8: 6,456,495 km (0.112 R)
• M9: 8,058,089 km (0.105 R)
• M10: 9,695,588 km (0.112 R)
• M11: 10,789,597 km (0.056 R)
• M12: 12,456,566 km (0.076 R)
• M13: 16,821,383 km (0.105 R)
• M14: 19,135,363 km (0.108 R)
• M15: 30,747,299 km (0.088 R)
• M16: 43,377,548 km (0.115 R)
• M17: 50,821,239 km (0.094 R)
• M18: 57,148,182 km (0.113 R)
• M19: 58,017,794 km (0.104 R)
• M20: 58,720,007 km (0.08 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 14,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit