🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.7

Radius: 10.1

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.41 AU - 0.65 AU

Year: 266 Days

Day: 5.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 39,793,244 km

• M1: 125,662 km (0.115 R)
• M2: 441,463 km (0.117 R)
• M3: 886,068 km (0.053 R)
• M4: 2,708,469 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.3

Radius: 13

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.1 AU - 1.58 AU

Year: 1071 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,793,244 km

• M1: 161,865 km (0.103 R)
• M2: 728,691 km (0.092 R)
• M3: 1,209,349 km (0.047 R)
• M4: 1,641,089 km (0.054 R)
• M5: 2,101,700 km (0.082 R)
• M6: 2,636,662 km (0.112 R)
• M7: 3,305,963 km (0.087 R)
• M8: 3,753,859 km (0.105 R)
• M9: 5,578,056 km (0.105 R)
• M10: 6,782,019 km (0.099 R)
• M11: 7,667,489 km (0.105 R)
• M12: 8,290,415 km (0.104 R)
• M13: 9,094,055 km (0.072 R)
• M14: 10,957,446 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.7

Radius: 12.5

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.25 AU - 1.77 AU

Year: 1281 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,793,244 km

• M1: 155,582 km (0.062 R)
• M2: 573,708 km (0.061 R)
• M3: 1,106,426 km (0.037 R)
• M4: 1,587,981 km (0.085 R)
• M5: 2,473,900 km (0.104 R)
• M6: 3,287,264 km (0.112 R)
• M7: 4,089,557 km (0.058 R)
• M8: 4,688,098 km (0.078 R)
• M9: 5,443,268 km (0.047 R)
• M10: 6,365,838 km (0.105 R)
• M11: 6,958,246 km (0.045 R)
• M12: 7,365,451 km (0.095 R)
• M13: 9,675,392 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.6

Radius: 13.7

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.28 AU - 1.8 AU

Year: 1319 Days

Day: 8.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,793,244 km

• M1: 170,392 km (0.082 R)
• M2: 605,871 km (0.074 R)
• M3: 1,258,417 km (0.105 R)
• M4: 1,964,519 km (0.113 R)
• M5: 2,594,775 km (0.083 R)
• M6: 3,193,915 km (0.05 R)
• M7: 3,654,377 km (0.093 R)
• M8: 4,159,270 km (0.071 R)
• M9: 4,866,120 km (0.077 R)
• M10: 5,939,484 km (0.118 R)
• M11: 6,568,843 km (0.092 R)
• M12: 7,556,039 km (0.108 R)
• M13: 9,573,665 km (0.059 R)
• M14: 10,308,939 km (0.073 R)
• M15: 11,641,706 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.5

Radius: 9.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.45 AU - 1.93 AU

Year: 1516 Days

Day: 14.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 39,793,244 km

• M1: 118,182 km (0.105 R)
• M2: 431,291 km (0.072 R)
• M3: 843,882 km (0.096 R)
• M4: 1,291,030 km (0.109 R)
• M5: 1,675,945 km (0.079 R)
• M6: 2,117,408 km (0.108 R)
• M7: 3,017,539 km (0.086 R)
• M8: 3,939,510 km (0.041 R)
• M9: 4,425,105 km (0.041 R)
• M10: 5,630,864 km (0.114 R)
• M11: 7,360,664 km (0.112 R)
• M12: 7,664,348 km (0.103 R)
• M13: 8,098,630 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.6

Radius: 12.8

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.13 AU - 4.01 AU

Year: 4656 Days

Day: 12.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,793,244 km

• M1: 159,771 km (0.079 R)
• M2: 613,202 km (0.1 R)
• M3: 1,014,124 km (0.074 R)
• M4: 1,636,601 km (0.104 R)
• M5: 2,281,966 km (0.093 R)
• M6: 4,747,788 km (0.106 R)
• M7: 6,161,188 km (0.12 R)
• M8: 7,766,074 km (0.049 R)
• M9: 8,245,087 km (0.106 R)
• M10: 8,822,534 km (0.079 R)
• M11: 9,887,222 km (0.111 R)
• M12: 10,898,803 km (0.118 R)
• M13: 11,313,040 km (0.101 R)
• M14: 11,978,302 km (0.052 R)
• M15: 15,129,431 km (0.119 R)
• M16: 16,592,199 km (0.064 R)
• M17: 17,765,645 km (0.036 R)
• M18: 20,694,472 km (0.078 R)
• M19: 21,690,195 km (0.098 R)
• M20: 22,126,722 km (0.116 R)
• M21: 27,917,356 km (0.113 R)
• M22: 28,520,834 km (0.11 R)
• M23: 29,575,499 km (0.116 R)

Asteroid Belt

Center: 4.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.5

Radius: 11

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.31 AU - 5.91 AU

Year: 7973 Days

Day: 13.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 178.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,793,244 km

• M1: 136,882 km (0.065 R)
• M2: 600,635 km (0.052 R)
• M3: 961,466 km (0.072 R)
• M4: 2,065,199 km (0.107 R)
• M5: 2,599,413 km (0.049 R)
• M6: 3,491,913 km (0.112 R)
• M7: 4,124,114 km (0.059 R)
• M8: 4,550,019 km (0.065 R)
• M9: 5,064,187 km (0.094 R)
• M10: 5,680,680 km (0.044 R)
• M11: 6,209,359 km (0.114 R)
• M12: 7,994,959 km (0.114 R)
• M13: 8,745,492 km (0.115 R)
• M14: 14,938,544 km (0.117 R)
• M15: 15,691,021 km (0.082 R)
• M16: 20,824,024 km (0.101 R)
• M17: 25,536,955 km (0.096 R)
• M18: 27,999,186 km (0.108 R)
• M19: 31,931,965 km (0.099 R)
• M20: 32,344,406 km (0.074 R)
• M21: 32,969,725 km (0.116 R)
• M22: 34,894,451 km (0.115 R)
• M23: 39,319,257 km (0.062 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 17,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit