🌌 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: 784.7

Radius: 13.6

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 6.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,625,142 km

• M1: 169,195 km (0.099 R)
• M2: 599,139 km (0.083 R)
• M3: 1,048,531 km (0.093 R)
• M4: 1,626,428 km (0.103 R)
• M5: 2,103,496 km (0.037 R)
• M6: 2,533,440 km (0.105 R)
• M7: 3,072,142 km (0.055 R)
• M8: 3,597,530 km (0.054 R)
• M9: 4,257,107 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 8.7

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.67 AU - 0.91 AU

Year: 485 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,625,142 km

• M1: 109,356 km (0.075 R)
• M2: 445,502 km (0.054 R)
• M3: 758,910 km (0.055 R)
• M4: 2,755,144 km (0.072 R)
• M5: 3,139,311 km (0.057 R)
• M6: 4,015,805 km (0.057 R)
• M7: 4,924,164 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.7

Radius: 9.9

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.11 AU - 1.4 AU

Year: 965 Days

Day: 11.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,625,142 km

• M1: 123,119 km (0.028 R)
• M2: 578,345 km (0.109 R)
• M3: 1,020,108 km (0.065 R)
• M4: 1,655,300 km (0.119 R)
• M5: 1,979,778 km (0.085 R)
• M6: 2,301,713 km (0.112 R)
• M7: 3,039,380 km (0.112 R)
• M8: 3,352,039 km (0.042 R)
• M9: 3,797,392 km (0.078 R)
• M10: 4,334,299 km (0.104 R)
• M11: 4,676,429 km (0.055 R)
• M12: 5,036,811 km (0.064 R)
• M13: 5,497,871 km (0.062 R)
• M14: 5,899,691 km (0.043 R)
• M15: 6,343,847 km (0.036 R)
• M16: 6,715,149 km (0.085 R)
• M17: 7,425,290 km (0.097 R)
• M18: 8,597,240 km (0.026 R)
• M19: 9,857,602 km (0.114 R)
• M20: 10,261,816 km (0.059 R)
• M21: 11,170,174 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 8

Gravity: 11.73 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.42 AU - 1.42 AU

Year: 1168 Days

Day: 6.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,625,142 km

• M1: 99,632 km (0.078 R)
• M2: 409,300 km (0.071 R)
• M3: 742,005 km (0.032 R)
• M4: 1,076,656 km (0.107 R)
• M5: 1,708,108 km (0.113 R)
• M6: 2,058,168 km (0.116 R)
• M7: 2,796,433 km (0.111 R)
• M8: 3,154,421 km (0.119 R)
• M9: 3,450,325 km (0.091 R)
• M10: 3,780,937 km (0.076 R)
• M11: 4,451,434 km (0.118 R)
• M12: 5,784,950 km (0.111 R)
• M13: 6,697,796 km (0.08 R)
• M14: 6,964,978 km (0.109 R)
• M15: 7,366,199 km (0.111 R)
• M16: 8,325,720 km (0.074 R)
• M17: 8,922,466 km (0.11 R)
• M18: 10,653,762 km (0.045 R)
• M19: 11,220,738 km (0.056 R)
• M20: 11,529,059 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203

Radius: 13.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.67 AU - 5.83 AU

Year: 8303 Days

Day: 7.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,625,142 km

• M1: 165,904 km (0.104 R)
• M2: 652,995 km (0.053 R)
• M3: 1,085,033 km (0.054 R)
• M4: 1,552,676 km (0.097 R)
• M5: 3,347,552 km (0.108 R)
• M6: 4,157,474 km (0.058 R)
• M7: 5,556,963 km (0.074 R)
• M8: 6,167,322 km (0.089 R)
• M9: 6,886,738 km (0.102 R)
• M10: 7,944,395 km (0.055 R)
• M11: 9,147,012 km (0.118 R)
• M12: 10,083,794 km (0.116 R)
• M13: 11,911,282 km (0.075 R)
• M14: 15,982,438 km (0.047 R)
• M15: 18,267,396 km (0.071 R)
• M16: 18,710,804 km (0.069 R)
• M17: 20,625,657 km (0.05 R)
• M18: 21,525,189 km (0.082 R)
• M19: 23,476,693 km (0.068 R)
• M20: 24,304,717 km (0.096 R)
• M21: 25,386,609 km (0.073 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 819

Radius: 7.4

Gravity: 14.96 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.92 AU - 9.58 AU

Year: 16357 Days

Day: 20.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,625,142 km

• M1: 93,648 km (0.119 R)
• M2: 349,610 km (0.103 R)
• M3: 639,531 km (0.071 R)
• M4: 939,026 km (0.1 R)
• M5: 1,220,719 km (0.118 R)
• M6: 1,495,829 km (0.04 R)
• M7: 1,977,385 km (0.112 R)
• M8: 2,403,290 km (0.092 R)
• M9: 2,791,496 km (0.057 R)
• M10: 3,064,662 km (0.075 R)
• M11: 4,882,426 km (0.055 R)
• M12: 6,605,494 km (0.099 R)
• M13: 6,912,768 km (0.085 R)
• M14: 7,461,792 km (0.09 R)
• M15: 8,339,483 km (0.114 R)
• M16: 9,068,324 km (0.106 R)
• M17: 13,361,633 km (0.039 R)
• M18: 15,099,811 km (0.098 R)
• M19: 16,578,735 km (0.111 R)
• M20: 18,323,046 km (0.103 R)
• M21: 18,755,683 km (0.074 R)
• M22: 19,106,790 km (0.082 R)
• M23: 20,554,897 km (0.078 R)
• M24: 22,269,887 km (0.104 R)
• M25: 27,643,592 km (0.071 R)
• M26: 28,442,594 km (0.063 R)
• M27: 33,435,124 km (0.076 R)
• M28: 34,999,768 km (0.097 R)
• M29: 39,267,047 km (0.066 R)
• M30: 40,131,125 km (0.051 R)
• M31: 54,657,826 km (0.069 R)
• M32: 57,009,056 km (0.099 R)
• M33: 63,082,131 km (0.064 R)
• M34: 63,870,213 km (0.079 R)
• M35: 67,909,953 km (0.071 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: 398 - 18,886 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit