🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.99 AU - 1.23 AU

Year: 434 Days

Day: 24.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.71 AU - 4.51 AU

Year: 2544 Days

Day: 12.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,967,272 km

• M1: 77,043 km (0.059 R)
• M2: 954,883 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.6

Radius: 9.2

Gravity: 11.46 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.31 AU - 5.31 AU

Year: 4538 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,967,272 km

• M1: 114,442 km (0.057 R)
• M2: 563,236 km (0.093 R)
• M3: 995,275 km (0.085 R)
• M4: 1,483,712 km (0.082 R)
• M5: 1,921,435 km (0.089 R)
• M6: 2,410,620 km (0.111 R)
• M7: 2,848,792 km (0.061 R)
• M8: 3,257,344 km (0.071 R)
• M9: 3,638,370 km (0.085 R)
• M10: 4,364,667 km (0.092 R)
• M11: 4,775,613 km (0.064 R)
• M12: 5,354,257 km (0.071 R)
• M13: 6,988,614 km (0.077 R)
• M14: 8,376,733 km (0.112 R)
• M15: 8,810,866 km (0.1 R)
• M16: 9,218,370 km (0.095 R)
• M17: 10,426,972 km (0.079 R)
• M18: 10,744,867 km (0.077 R)
• M19: 11,592,489 km (0.111 R)
• M20: 12,281,985 km (0.066 R)
• M21: 13,314,061 km (0.115 R)
• M22: 13,796,813 km (0.057 R)
• M23: 17,068,219 km (0.086 R)
• M24: 17,574,309 km (0.098 R)
• M25: 19,085,098 km (0.092 R)
• M26: 19,976,252 km (0.026 R)
• M27: 22,892,813 km (0.086 R)
• M28: 25,750,132 km (0.087 R)
• M29: 26,753,186 km (0.115 R)
• M30: 27,436,249 km (0.086 R)
• M31: 29,736,466 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.2

Radius: 11.3

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.36 AU - 7.94 AU

Year: 7090 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 81,967,272 km

• M1: 140,622 km (0.113 R)
• M2: 607,068 km (0.073 R)
• M3: 1,046,886 km (0.081 R)
• M4: 1,673,551 km (0.073 R)
• M5: 5,012,576 km (0.075 R)
• M6: 6,433,756 km (0.056 R)
• M7: 7,012,101 km (0.089 R)
• M8: 7,984,936 km (0.083 R)
• M9: 8,826,274 km (0.08 R)
• M10: 9,818,856 km (0.038 R)
• M11: 10,984,822 km (0.109 R)
• M12: 11,341,763 km (0.114 R)
• M13: 11,865,206 km (0.081 R)
• M14: 12,514,311 km (0.119 R)
• M15: 15,733,058 km (0.114 R)
• M16: 17,533,170 km (0.073 R)
• M17: 21,617,790 km (0.105 R)
• M18: 28,630,639 km (0.067 R)
• M19: 29,405,855 km (0.097 R)
• M20: 30,194,984 km (0.046 R)
• M21: 36,344,503 km (0.093 R)
• M22: 36,797,037 km (0.065 R)
• M23: 37,482,794 km (0.086 R)
• M24: 40,311,839 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.5

Radius: 10.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.21 AU - 11.33 AU

Year: 14031 Days

Day: 10.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 81,967,272 km

• M1: 130,599 km (0.073 R)
• M2: 537,954 km (0.063 R)
• M3: 930,948 km (0.107 R)
• M4: 1,311,225 km (0.03 R)
• M5: 1,939,237 km (0.118 R)
• M6: 2,716,249 km (0.095 R)
• M7: 4,143,113 km (0.072 R)
• M8: 6,960,639 km (0.111 R)
• M9: 7,405,843 km (0.057 R)
• M10: 10,437,144 km (0.093 R)
• M11: 15,331,239 km (0.083 R)
• M12: 16,437,964 km (0.119 R)
• M13: 17,375,793 km (0.086 R)
• M14: 21,486,293 km (0.085 R)
• M15: 24,406,743 km (0.085 R)
• M16: 26,592,218 km (0.12 R)
• M17: 29,845,673 km (0.105 R)
• M18: 32,119,411 km (0.103 R)
• M19: 34,622,782 km (0.118 R)
• M20: 43,450,253 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 624.3

Radius: 5.7

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.34 AU - 16.38 AU

Year: 23424 Days

Day: 19.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,967,272 km

• M1: 71,059 km (0.11 R)
• M2: 286,181 km (0.052 R)
• M3: 540,647 km (0.074 R)
• M4: 786,735 km (0.084 R)
• M5: 1,612,216 km (0.113 R)
• M6: 1,868,627 km (0.059 R)
• M7: 2,394,464 km (0.106 R)
• M8: 2,960,841 km (0.081 R)
• M9: 3,463,191 km (0.058 R)
• M10: 3,955,816 km (0.089 R)
• M11: 4,389,650 km (0.088 R)
• M12: 4,671,942 km (0.103 R)
• M13: 4,854,601 km (0.099 R)
• M14: 7,785,223 km (0.072 R)
• M15: 10,618,158 km (0.11 R)
• M16: 11,192,165 km (0.113 R)
• M17: 11,853,986 km (0.109 R)
• M18: 12,057,439 km (0.09 R)
• M19: 15,317,476 km (0.048 R)
• M20: 15,559,076 km (0.087 R)
• M21: 18,935,350 km (0.102 R)
• M22: 19,307,101 km (0.119 R)
• M23: 20,744,438 km (0.061 R)
• M24: 26,857,755 km (0.082 R)
• M25: 29,012,562 km (0.047 R)
• M26: 29,382,518 km (0.115 R)
• M27: 31,799,271 km (0.079 R)
• M28: 32,324,360 km (0.095 R)
• M29: 38,044,982 km (0.098 R)
• M30: 38,340,139 km (0.11 R)
• M31: 44,896,266 km (0.082 R)
• M32: 48,093,023 km (0.071 R)
• M33: 62,602,969 km (0.119 R)
• M34: 64,888,076 km (0.119 R)
• M35: 72,075,656 km (0.105 R)
• M36: 79,054,247 km (0.106 R)
• M37: 80,259,407 km (0.11 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 20,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit