🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.3

Radius: 9.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.69 AU - 1.09 AU

Year: 580 Days

Day: 9.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,526,983 km

• M1: 121,623 km (0.116 R)
• M2: 453,581 km (0.052 R)
• M3: 761,902 km (0.101 R)
• M4: 1,156,541 km (0.069 R)
• M5: 1,538,465 km (0.103 R)
• M6: 3,505,826 km (0.099 R)
• M7: 3,858,279 km (0.096 R)
• M8: 4,234,517 km (0.064 R)
• M9: 4,754,220 km (0.106 R)
• M10: 5,155,591 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 990.5

Radius: 14

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.31 AU - 1.53 AU

Year: 1168 Days

Day: 11.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,526,983 km

• M1: 174,880 km (0.075 R)
• M2: 620,831 km (0.071 R)
• M3: 1,061,247 km (0.071 R)
• M4: 1,649,915 km (0.105 R)
• M5: 2,334,924 km (0.101 R)
• M6: 2,920,300 km (0.113 R)
• M7: 3,384,203 km (0.085 R)
• M8: 4,298,994 km (0.092 R)
• M9: 5,023,197 km (0.031 R)
• M10: 6,521,719 km (0.042 R)
• M11: 7,427,385 km (0.07 R)
• M12: 7,965,638 km (0.072 R)
• M13: 8,881,476 km (0.091 R)
• M14: 10,685,477 km (0.089 R)
• M15: 11,233,155 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966

Radius: 11.3

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.86 AU - 3.02 AU

Year: 2631 Days

Day: 11.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,526,983 km

• M1: 140,921 km (0.084 R)
• M2: 653,593 km (0.029 R)
• M3: 1,382,284 km (0.078 R)
• M4: 1,908,420 km (0.074 R)
• M5: 2,402,691 km (0.04 R)
• M6: 3,350,095 km (0.12 R)
• M7: 3,769,118 km (0.096 R)
• M8: 4,244,540 km (0.067 R)
• M9: 4,690,192 km (0.117 R)
• M10: 7,281,976 km (0.079 R)
• M11: 7,956,064 km (0.102 R)
• M12: 8,636,285 km (0.114 R)
• M13: 9,766,796 km (0.09 R)
• M14: 10,707,916 km (0.099 R)
• M15: 11,494,951 km (0.105 R)
• M16: 13,846,779 km (0.053 R)
• M17: 15,967,478 km (0.091 R)
• M18: 16,394,730 km (0.09 R)
• M19: 17,893,252 km (0.04 R)
• M20: 19,969,371 km (0.044 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.9

Radius: 14.6

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.18 AU - 3.4 AU

Year: 4119 Days

Day: 5.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,526,983 km

• M1: 271,969 km (0.104 R)
• M2: 747,840 km (0.09 R)
• M3: 1,381,536 km (0.096 R)
• M4: 1,882,390 km (0.08 R)
• M5: 2,982,383 km (0.073 R)
• M6: 3,503,433 km (0.09 R)
• M7: 4,067,417 km (0.079 R)
• M8: 4,975,775 km (0.066 R)
• M9: 6,575,275 km (0.03 R)
• M10: 7,466,131 km (0.059 R)
• M11: 9,139,084 km (0.115 R)
• M12: 9,683,321 km (0.116 R)
• M13: 10,943,383 km (0.087 R)
• M14: 12,195,368 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.9

Radius: 13.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.74 AU - 3.92 AU

Year: 4194 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,526,983 km

• M1: 166,652 km (0.092 R)
• M2: 847,322 km (0.088 R)
• M3: 1,381,836 km (0.036 R)
• M4: 2,070,584 km (0.114 R)
• M5: 3,146,043 km (0.095 R)
• M6: 4,516,659 km (0.109 R)
• M7: 5,445,961 km (0.076 R)
• M8: 8,891,200 km (0.097 R)
• M9: 9,929,110 km (0.116 R)
• M10: 10,869,183 km (0.057 R)
• M11: 14,363,789 km (0.107 R)
• M12: 19,250,254 km (0.095 R)
• M13: 22,602,892 km (0.082 R)
• M14: 23,332,032 km (0.12 R)
• M15: 25,457,369 km (0.096 R)
• M16: 26,326,682 km (0.112 R)
• M17: 27,134,062 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.8

Radius: 9.9

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.33 AU - 4.45 AU

Year: 5296 Days

Day: 5.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,526,983 km

• M1: 123,119 km (0.097 R)
• M2: 556,654 km (0.104 R)
• M3: 1,052,421 km (0.026 R)
• M4: 1,870,572 km (0.094 R)
• M5: 2,476,294 km (0.074 R)
• M6: 2,930,024 km (0.058 R)
• M7: 7,447,132 km (0.049 R)
• M8: 8,239,252 km (0.077 R)
• M9: 8,716,619 km (0.116 R)
• M10: 9,170,200 km (0.106 R)
• M11: 9,639,488 km (0.058 R)
• M12: 10,260,020 km (0.082 R)
• M13: 11,001,427 km (0.105 R)
• M14: 12,958,168 km (0.047 R)
• M15: 13,549,678 km (0.041 R)
• M16: 16,907,252 km (0.098 R)
• M17: 17,548,578 km (0.114 R)
• M18: 18,473,691 km (0.067 R)
• M19: 19,154,063 km (0.106 R)
• M20: 19,921,649 km (0.102 R)
• M21: 20,420,857 km (0.092 R)
• M22: 22,043,845 km (0.108 R)
• M23: 24,393,429 km (0.078 R)
• M24: 25,545,033 km (0.047 R)
• M25: 28,045,262 km (0.087 R)
• M26: 32,338,871 km (0.051 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 14,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit