🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.3

Radius: 8.4

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.72 AU - 1.16 AU

Year: 598 Days

Day: 5.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 15,830,603 km

• M1: 104,569 km (0.106 R)
• M2: 443,258 km (0.11 R)
• M3: 985,102 km (0.113 R)
• M4: 1,268,740 km (0.117 R)
• M5: 1,576,462 km (0.073 R)
• M6: 1,863,989 km (0.053 R)
• M7: 2,194,451 km (0.109 R)
• M8: 2,946,031 km (0.095 R)
• M9: 3,546,517 km (0.068 R)
• M10: 3,870,396 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.3

Radius: 9.1

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.44 AU

Year: 830 Days

Day: 14.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 15,830,603 km

• M1: 113,246 km (0.102 R)
• M2: 403,615 km (0.094 R)
• M3: 930,798 km (0.114 R)
• M4: 1,276,369 km (0.106 R)
• M5: 1,987,109 km (0.116 R)
• M6: 2,548,101 km (0.111 R)
• M7: 3,359,669 km (0.071 R)
• M8: 3,670,384 km (0.053 R)
• M9: 4,285,081 km (0.038 R)
• M10: 4,737,765 km (0.105 R)
• M11: 5,315,212 km (0.077 R)
• M12: 5,858,253 km (0.081 R)
• M13: 7,215,554 km (0.115 R)
• M14: 7,711,471 km (0.099 R)
• M15: 8,029,666 km (0.056 R)
• M16: 8,433,430 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.5

Radius: 10.4

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.08 AU - 2.94 AU

Year: 2609 Days

Day: 6.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 15,830,603 km

• M1: 136,882 km (0.045 R)
• M2: 477,367 km (0.094 R)
• M3: 986,299 km (0.112 R)
• M4: 1,389,016 km (0.101 R)
• M5: 1,829,582 km (0.1 R)
• M6: 2,278,376 km (0.071 R)
• M7: 2,864,350 km (0.11 R)
• M8: 3,548,162 km (0.086 R)
• M9: 4,062,181 km (0.053 R)
• M10: 4,490,928 km (0.037 R)
• M11: 5,289,182 km (0.036 R)
• M12: 6,925,334 km (0.035 R)
• M13: 8,910,498 km (0.082 R)
• M14: 9,562,595 km (0.12 R)
• M15: 11,332,039 km (0.105 R)
• M16: 13,171,345 km (0.114 R)
• M17: 14,849,683 km (0.098 R)
• M18: 17,156,183 km (0.064 R)
• M19: 17,937,682 km (0.088 R)
• M20: 19,873,329 km (0.109 R)
• M21: 20,735,312 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.2

Radius: 10.1

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.42 AU - 2.64 AU

Year: 2640 Days

Day: 14 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 15,830,603 km

• M1: 125,662 km (0.05 R)
• M2: 464,352 km (0.072 R)
• M3: 902,823 km (0.116 R)
• M4: 1,323,941 km (0.065 R)
• M5: 1,780,963 km (0.107 R)
• M6: 2,098,858 km (0.093 R)
• M7: 2,455,200 km (0.042 R)
• M8: 2,788,205 km (0.081 R)
• M9: 3,256,147 km (0.047 R)
• M10: 4,307,371 km (0.079 R)
• M11: 5,246,248 km (0.065 R)
• M12: 5,621,888 km (0.115 R)
• M13: 7,126,244 km (0.088 R)
• M14: 7,462,989 km (0.117 R)
• M15: 7,810,355 km (0.114 R)
• M16: 10,991,404 km (0.042 R)
• M17: 11,358,966 km (0.117 R)
• M18: 13,460,218 km (0.114 R)
• M19: 15,963,738 km (0.109 R)
• M20: 17,242,950 km (0.087 R)
• M21: 18,531,885 km (0.067 R)
• M22: 19,703,984 km (0.037 R)
• M23: 20,614,886 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.7

Radius: 10

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.69 AU - 2.77 AU

Year: 2959 Days

Day: 5.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 15,830,603 km

• M1: 124,316 km (0.12 R)
• M2: 618,737 km (0.089 R)
• M3: 1,147,715 km (0.099 R)
• M4: 1,926,970 km (0.067 R)
• M5: 2,242,322 km (0.071 R)
• M6: 2,678,251 km (0.108 R)
• M7: 3,203,040 km (0.065 R)
• M8: 3,631,638 km (0.076 R)
• M9: 5,084,233 km (0.061 R)
• M10: 6,272,938 km (0.047 R)
• M11: 6,617,462 km (0.087 R)
• M12: 9,292,721 km (0.097 R)
• M13: 10,096,211 km (0.116 R)
• M14: 11,251,405 km (0.084 R)
• M15: 12,001,788 km (0.059 R)
• M16: 14,090,773 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.1

Radius: 11.8

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.78 AU - 3.3 AU

Year: 3477 Days

Day: 8.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 15,830,603 km

• M1: 147,204 km (0.108 R)
• M2: 690,095 km (0.077 R)
• M3: 1,308,682 km (0.07 R)
• M4: 1,892,114 km (0.117 R)
• M5: 2,481,679 km (0.037 R)
• M6: 3,222,637 km (0.068 R)
• M7: 3,975,863 km (0.103 R)
• M8: 4,655,785 km (0.033 R)
• M9: 5,434,591 km (0.086 R)
• M10: 6,148,323 km (0.11 R)
• M11: 6,896,611 km (0.099 R)
• M12: 8,512,717 km (0.099 R)
• M13: 10,944,580 km (0.079 R)
• M14: 11,390,831 km (0.08 R)
• M15: 12,082,870 km (0.058 R)
• M16: 12,519,547 km (0.12 R)
• M17: 13,424,614 km (0.076 R)
• M18: 14,153,305 km (0.073 R)
• M19: 15,503,575 km (0.068 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 18,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit