🌌 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: 217

Radius: 12.8

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.46 AU - 0.6 AU

Year: 257 Days

Day: 8.2 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 59,093,359 km

• M1: 159,322 km (0.097 R)
• M2: 584,928 km (0.086 R)
• M3: 1,065,735 km (0.084 R)
• M4: 1,685,519 km (0.099 R)
• M5: 2,158,697 km (0.085 R)
• M6: 2,575,327 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55

Radius: 8.9

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.65 AU - 0.73 AU

Year: 382 Days

Day: 10.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,093,359 km

• M1: 113,545 km (0.118 R)
• M2: 832,363 km (0.118 R)
• M3: 1,676,095 km (0.111 R)
• M4: 1,973,495 km (0.066 R)
• M5: 2,286,603 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.1

Radius: 10.6

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.66 AU - 0.76 AU

Year: 399 Days

Day: 13.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,093,359 km

• M1: 132,095 km (0.105 R)
• M2: 520,301 km (0.105 R)
• M3: 860,188 km (0.107 R)
• M4: 1,426,565 km (0.086 R)
• M5: 1,914,254 km (0.04 R)
• M6: 2,660,748 km (0.115 R)
• M7: 3,000,784 km (0.104 R)
• M8: 3,479,347 km (0.086 R)
• M9: 4,076,392 km (0.115 R)
• M10: 4,414,334 km (0.116 R)
• M11: 5,163,221 km (0.118 R)
• M12: 5,748,298 km (0.114 R)
• M13: 6,156,551 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.8

Radius: 8.2

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.85 AU - 2.37 AU

Year: 2044 Days

Day: 5.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,093,359 km

• M1: 102,026 km (0.032 R)
• M2: 464,202 km (0.076 R)
• M3: 835,953 km (0.065 R)
• M4: 1,758,822 km (0.116 R)
• M5: 2,106,637 km (0.086 R)
• M6: 3,243,431 km (0.055 R)
• M7: 6,237,633 km (0.11 R)
• M8: 6,509,751 km (0.077 R)
• M9: 7,962,795 km (0.095 R)
• M10: 9,138,485 km (0.042 R)
• M11: 9,587,578 km (0.112 R)
• M12: 10,186,568 km (0.056 R)
• M13: 13,479,367 km (0.044 R)
• M14: 14,273,432 km (0.066 R)

Asteroid Belt

Center: 2.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 12.4

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.53 AU - 3.71 AU

Year: 3675 Days

Day: 8.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,093,359 km

• M1: 154,834 km (0.113 R)
• M2: 788,680 km (0.109 R)
• M3: 1,187,059 km (0.077 R)
• M4: 1,893,311 km (0.081 R)
• M5: 2,446,673 km (0.107 R)
• M6: 2,920,450 km (0.118 R)
• M7: 3,566,862 km (0.077 R)
• M8: 4,665,359 km (0.041 R)
• M9: 5,293,521 km (0.109 R)
• M10: 5,977,482 km (0.101 R)
• M11: 7,877,076 km (0.099 R)
• M12: 8,272,164 km (0.118 R)
• M13: 10,450,309 km (0.115 R)
• M14: 11,744,630 km (0.082 R)
• M15: 12,223,792 km (0.052 R)
• M16: 13,300,597 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 910.8

Radius: 5.9

Gravity: 26.16 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 8.22 AU - 8.28 AU

Year: 15802 Days

Day: 19.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 59,093,359 km

• M1: 74,201 km (0.077 R)
• M2: 365,916 km (0.081 R)
• M3: 594,951 km (0.039 R)
• M4: 1,012,329 km (0.085 R)
• M5: 1,216,530 km (0.081 R)
• M6: 2,100,205 km (0.087 R)
• M7: 2,327,444 km (0.032 R)
• M8: 3,350,992 km (0.109 R)
• M9: 4,645,163 km (0.101 R)
• M10: 5,673,948 km (0.07 R)
• M11: 6,241,822 km (0.051 R)
• M12: 6,891,376 km (0.105 R)
• M13: 7,537,339 km (0.038 R)
• M14: 8,072,600 km (0.118 R)
• M15: 8,737,413 km (0.112 R)
• M16: 9,056,356 km (0.082 R)
• M17: 9,717,429 km (0.105 R)
• M18: 11,958,255 km (0.062 R)
• M19: 12,484,391 km (0.092 R)
• M20: 14,011,037 km (0.06 R)
• M21: 17,429,798 km (0.096 R)
• M22: 18,537,271 km (0.107 R)
• M23: 18,799,366 km (0.092 R)
• M24: 20,055,390 km (0.111 R)
• M25: 20,986,038 km (0.091 R)
• M26: 21,654,441 km (0.116 R)
• M27: 22,238,621 km (0.115 R)
• M28: 32,305,660 km (0.106 R)
• M29: 37,199,007 km (0.074 R)
• M30: 42,564,035 km (0.071 R)
• M31: 43,788,194 km (0.106 R)
• M32: 45,986,535 km (0.116 R)
• M33: 46,628,011 km (0.111 R)
• M34: 47,112,857 km (0.116 R)
• M35: 49,253,304 km (0.075 R)
• M36: 51,975,387 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 283.5

Radius: 4.3

Gravity: 15.33 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.01 AU - 11.11 AU

Year: 21278 Days

Day: 21.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,093,359 km

• M1: 58,493 km (0.106 R)
• M2: 471,383 km (0.088 R)
• M3: 900,579 km (0.116 R)
• M4: 1,523,355 km (0.111 R)
• M5: 1,745,059 km (0.12 R)
• M6: 2,541,668 km (0.035 R)
• M7: 3,502,086 km (0.069 R)
• M8: 4,396,382 km (0.103 R)
• M9: 5,362,036 km (0.085 R)
• M10: 6,222,374 km (0.101 R)
• M11: 7,433,518 km (0.076 R)
• M12: 10,533,336 km (0.034 R)
• M13: 14,124,283 km (0.107 R)
• M14: 17,027,230 km (0.086 R)
• M15: 18,130,364 km (0.083 R)
• M16: 20,304,171 km (0.099 R)
• M17: 21,363,623 km (0.046 R)
• M18: 22,089,921 km (0.063 R)
• M19: 23,881,056 km (0.115 R)
• M20: 41,815,148 km (0.067 R)
• M21: 58,916,429 km (0.089 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 16,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit