🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234

Radius: 13.2

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.81 AU - 0.89 AU

Year: 523 Days

Day: 7 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,153,612 km

• M1: 164,258 km (0.117 R)
• M2: 2,243,519 km (0.069 R)
• M3: 2,729,712 km (0.088 R)
• M4: 3,181,498 km (0.041 R)
• M5: 3,776,000 km (0.115 R)
• M6: 4,430,790 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.4

Radius: 10.6

Gravity: 8.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.94 AU - 1.22 AU

Year: 748 Days

Day: 11.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,153,612 km

• M1: 134,488 km (0.078 R)
• M2: 588,219 km (0.076 R)
• M3: 974,481 km (0.043 R)
• M4: 1,557,314 km (0.095 R)
• M5: 2,024,358 km (0.084 R)
• M6: 2,393,716 km (0.099 R)
• M7: 2,735,846 km (0.074 R)
• M8: 3,283,972 km (0.092 R)
• M9: 4,283,286 km (0.043 R)
• M10: 4,721,608 km (0.095 R)
• M11: 5,264,648 km (0.035 R)
• M12: 5,970,900 km (0.089 R)
• M13: 6,986,370 km (0.114 R)
• M14: 8,497,458 km (0.119 R)
• M15: 9,219,567 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.2

Radius: 12.5

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.26 AU - 1.44 AU

Year: 1046 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,153,612 km

• M1: 155,432 km (0.093 R)
• M2: 568,771 km (0.105 R)
• M3: 977,772 km (0.101 R)
• M4: 1,626,578 km (0.085 R)
• M5: 2,246,212 km (0.041 R)
• M6: 3,282,177 km (0.116 R)
• M7: 3,885,805 km (0.092 R)
• M8: 4,345,070 km (0.071 R)
• M9: 4,858,191 km (0.111 R)
• M10: 5,278,860 km (0.106 R)
• M11: 5,803,799 km (0.079 R)
• M12: 7,687,984 km (0.116 R)
• M13: 8,597,988 km (0.098 R)
• M14: 9,354,355 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.7

Radius: 13

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.87 AU - 3.05 AU

Year: 2573 Days

Day: 10.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,153,612 km

• M1: 162,164 km (0.096 R)
• M2: 629,807 km (0.116 R)
• M3: 1,054,964 km (0.078 R)
• M4: 1,670,260 km (0.111 R)
• M5: 2,547,502 km (0.061 R)
• M6: 3,342,615 km (0.079 R)
• M7: 4,339,685 km (0.035 R)
• M8: 5,132,404 km (0.104 R)
• M9: 5,653,154 km (0.095 R)
• M10: 6,127,379 km (0.033 R)
• M11: 7,338,224 km (0.039 R)
• M12: 8,600,232 km (0.096 R)
• M13: 13,027,132 km (0.067 R)
• M14: 16,992,074 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.3

Radius: 11.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.03 AU - 3.13 AU

Year: 2763 Days

Day: 10.3 Hours

Environment

Temp: -213 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,153,612 km

• M1: 148,999 km (0.083 R)
• M2: 519,254 km (0.04 R)
• M3: 1,076,656 km (0.101 R)
• M4: 1,595,910 km (0.09 R)
• M5: 2,020,170 km (0.093 R)
• M6: 3,038,482 km (0.109 R)
• M7: 3,486,378 km (0.117 R)
• M8: 3,940,109 km (0.103 R)
• M9: 4,578,742 km (0.099 R)
• M10: 5,355,005 km (0.104 R)
• M11: 6,587,093 km (0.103 R)
• M12: 6,999,684 km (0.096 R)
• M13: 7,458,800 km (0.115 R)
• M14: 8,092,048 km (0.074 R)
• M15: 8,793,512 km (0.107 R)
• M16: 9,535,219 km (0.105 R)
• M17: 10,100,399 km (0.032 R)
• M18: 10,762,819 km (0.11 R)
• M19: 12,713,725 km (0.111 R)
• M20: 13,096,246 km (0.072 R)
• M21: 13,750,737 km (0.096 R)
• M22: 14,796,725 km (0.042 R)
• M23: 15,410,825 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.2

Radius: 13.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.67 AU - 3.31 AU

Year: 3448 Days

Day: 13.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,153,612 km

• M1: 170,990 km (0.092 R)
• M2: 835,355 km (0.089 R)
• M3: 1,411,456 km (0.077 R)
• M4: 2,088,087 km (0.088 R)
• M5: 3,236,700 km (0.107 R)
• M6: 3,910,788 km (0.1 R)
• M7: 6,054,226 km (0.047 R)
• M8: 10,257,926 km (0.049 R)
• M9: 12,202,698 km (0.095 R)
• M10: 13,026,983 km (0.118 R)
• M11: 13,596,950 km (0.085 R)
• M12: 14,133,857 km (0.116 R)
• M13: 15,565,060 km (0.079 R)
• M14: 16,098,825 km (0.109 R)
• M15: 17,774,321 km (0.083 R)
• M16: 18,298,812 km (0.114 R)
• M17: 18,954,050 km (0.109 R)
• M18: 19,934,963 km (0.089 R)
• M19: 22,535,274 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.9

Radius: 8.5

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.38 AU - 4.34 AU

Year: 5057 Days

Day: 13.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,153,612 km

• M1: 105,766 km (0.055 R)
• M2: 398,978 km (0.073 R)
• M3: 910,602 km (0.109 R)
• M4: 1,190,350 km (0.089 R)
• M5: 2,156,603 km (0.079 R)
• M6: 2,469,562 km (0.091 R)
• M7: 2,927,630 km (0.069 R)
• M8: 6,612,375 km (0.087 R)
• M9: 7,720,447 km (0.081 R)
• M10: 11,242,130 km (0.078 R)
• M11: 18,267,246 km (0.077 R)
• M12: 19,363,500 km (0.046 R)
• M13: 22,993,492 km (0.111 R)
• M14: 25,342,627 km (0.03 R)
• M15: 26,532,080 km (0.118 R)
• M16: 27,936,505 km (0.094 R)
• M17: 28,656,968 km (0.047 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: 463 - 13,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit