🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.3

Radius: 12.7

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.8 AU - 1.12 AU

Year: 649 Days

Day: 9.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,548,062 km

• M1: 157,975 km (0.09 R)
• M2: 652,696 km (0.054 R)
• M3: 1,420,432 km (0.116 R)
• M4: 2,012,540 km (0.119 R)
• M5: 2,809,598 km (0.12 R)
• M6: 3,400,360 km (0.086 R)
• M7: 4,626,613 km (0.058 R)
• M8: 5,213,037 km (0.101 R)
• M9: 5,922,430 km (0.11 R)

Asteroid Belt

Center: 1.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 9.7

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.44 AU - 3.12 AU

Year: 3199 Days

Day: 7.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,548,062 km

• M1: 120,725 km (0.097 R)
• M2: 468,989 km (0.039 R)
• M3: 936,483 km (0.065 R)
• M4: 1,263,504 km (0.075 R)
• M5: 1,578,258 km (0.096 R)
• M6: 3,447,034 km (0.112 R)
• M7: 6,181,234 km (0.107 R)
• M8: 8,118,826 km (0.087 R)
• M9: 9,603,585 km (0.034 R)
• M10: 10,675,454 km (0.086 R)
• M11: 13,387,962 km (0.038 R)
• M12: 14,877,359 km (0.064 R)
• M13: 18,300,308 km (0.105 R)
• M14: 20,194,217 km (0.091 R)
• M15: 20,639,420 km (0.063 R)
• M16: 21,615,247 km (0.097 R)
• M17: 22,417,839 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.3

Radius: 9.9

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.48 AU - 3.78 AU

Year: 4774 Days

Day: 13.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 43,548,062 km

• M1: 123,119 km (0.101 R)
• M2: 457,470 km (0.094 R)
• M3: 814,411 km (0.095 R)
• M4: 1,241,962 km (0.093 R)
• M5: 1,643,183 km (0.102 R)
• M6: 2,448,468 km (0.078 R)
• M7: 2,833,384 km (0.088 R)
• M8: 3,436,562 km (0.037 R)
• M9: 3,833,745 km (0.085 R)
• M10: 4,191,882 km (0.089 R)
• M11: 6,209,508 km (0.069 R)
• M12: 7,294,392 km (0.112 R)
• M13: 7,636,223 km (0.029 R)
• M14: 8,389,449 km (0.099 R)
• M15: 9,073,709 km (0.052 R)
• M16: 10,043,552 km (0.077 R)
• M17: 10,596,915 km (0.102 R)
• M18: 11,579,623 km (0.116 R)
• M19: 12,235,909 km (0.116 R)
• M20: 13,216,224 km (0.103 R)
• M21: 13,932,947 km (0.118 R)
• M22: 16,355,236 km (0.109 R)
• M23: 17,727,048 km (0.113 R)
• M24: 18,221,769 km (0.09 R)
• M25: 20,026,069 km (0.043 R)
• M26: 21,247,086 km (0.106 R)
• M27: 22,733,491 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591

Radius: 13.5

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.06 AU - 5.22 AU

Year: 8044 Days

Day: 12.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,548,062 km

• M1: 169,494 km (0.104 R)
• M2: 677,978 km (0.098 R)
• M3: 1,228,947 km (0.057 R)
• M4: 2,094,669 km (0.042 R)
• M5: 2,664,188 km (0.074 R)
• M6: 4,093,746 km (0.075 R)
• M7: 5,693,695 km (0.101 R)
• M8: 7,218,396 km (0.09 R)
• M9: 9,044,238 km (0.1 R)
• M10: 10,182,977 km (0.115 R)
• M11: 11,010,403 km (0.118 R)
• M12: 12,744,243 km (0.103 R)
• M13: 15,268,258 km (0.119 R)
• M14: 16,880,325 km (0.106 R)
• M15: 17,762,054 km (0.093 R)
• M16: 20,516,301 km (0.102 R)
• M17: 22,154,996 km (0.051 R)
• M18: 26,495,428 km (0.028 R)
• M19: 27,224,120 km (0.085 R)
• M20: 28,059,923 km (0.089 R)
• M21: 29,200,756 km (0.11 R)
• M22: 30,471,441 km (0.043 R)
• M23: 34,612,459 km (0.088 R)
• M24: 39,349,476 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476

Radius: 6.3

Gravity: 11.99 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.13 AU - 8.21 AU

Year: 14662 Days

Day: 18.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,548,062 km

• M1: 79,736 km (0.102 R)
• M2: 290,070 km (0.049 R)
• M3: 953,986 km (0.101 R)
• M4: 2,987,021 km (0.081 R)
• M5: 3,274,398 km (0.05 R)
• M6: 3,686,391 km (0.113 R)
• M7: 4,249,178 km (0.068 R)
• M8: 4,932,691 km (0.11 R)
• M9: 6,437,196 km (0.088 R)
• M10: 10,644,188 km (0.111 R)
• M11: 13,825,386 km (0.102 R)
• M12: 15,244,023 km (0.073 R)
• M13: 17,131,649 km (0.07 R)
• M14: 20,501,341 km (0.111 R)
• M15: 21,804,488 km (0.113 R)
• M16: 25,845,127 km (0.103 R)
• M17: 30,137,239 km (0.068 R)
• M18: 31,026,598 km (0.097 R)
• M19: 33,209,082 km (0.08 R)
• M20: 40,100,008 km (0.065 R)
• M21: 40,367,041 km (0.043 R)
• M22: 52,688,819 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.5

Radius: 3.3

Gravity: 36.69 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.42 AU - 10.28 AU

Year: 16655 Days

Day: 17.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 43,548,062 km

• M1: 40,990 km (0.093 R)
• M2: 439,070 km (0.096 R)
• M3: 599,887 km (0.118 R)
• M4: 1,063,940 km (0.061 R)
• M5: 1,426,565 km (0.118 R)
• M6: 1,716,187 km (0.059 R)
• M7: 1,832,125 km (0.113 R)
• M8: 2,310,090 km (0.1 R)
• M9: 2,843,257 km (0.115 R)
• M10: 3,274,847 km (0.075 R)
• M11: 3,693,871 km (0.108 R)
• M12: 5,804,547 km (0.117 R)
• M13: 6,105,239 km (0.117 R)
• M14: 9,143,123 km (0.104 R)
• M15: 9,345,080 km (0.074 R)
• M16: 9,757,671 km (0.042 R)
• M17: 9,968,604 km (0.087 R)
• M18: 11,011,750 km (0.079 R)
• M19: 11,706,931 km (0.106 R)
• M20: 14,370,222 km (0.108 R)
• M21: 17,028,127 km (0.092 R)
• M22: 17,720,915 km (0.09 R)
• M23: 21,646,064 km (0.097 R)
• M24: 22,004,650 km (0.094 R)
• M25: 22,276,170 km (0.062 R)
• M26: 23,478,638 km (0.084 R)
• M27: 25,313,007 km (0.104 R)
• M28: 27,448,965 km (0.045 R)
• M29: 31,043,353 km (0.101 R)
• M30: 33,966,197 km (0.077 R)
• M31: 35,061,851 km (0.089 R)
• M32: 41,442,500 km (0.082 R)
• M33: 45,268,465 km (0.062 R)
• M34: 45,414,473 km (0.1 R)
• M35: 45,560,780 km (0.046 R)
• M36: 51,358,744 km (0.066 R)
• M37: 54,433,878 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.8

Radius: 6.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 9.27 AU - 11.05 AU

Year: 22354 Days

Day: 17.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,548,062 km

• M1: 79,586 km (0.114 R)
• M2: 406,906 km (0.082 R)
• M3: 665,561 km (0.071 R)
• M4: 1,172,997 km (0.107 R)
• M5: 1,387,071 km (0.086 R)
• M6: 1,849,030 km (0.109 R)
• M7: 4,310,663 km (0.096 R)
• M8: 4,535,209 km (0.1 R)
• M9: 5,383,728 km (0.12 R)
• M10: 5,711,048 km (0.099 R)
• M11: 6,016,976 km (0.062 R)
• M12: 6,441,834 km (0.104 R)
• M13: 6,773,343 km (0.028 R)
• M14: 7,713,416 km (0.111 R)
• M15: 11,315,134 km (0.082 R)
• M16: 12,294,701 km (0.099 R)
• M17: 14,798,371 km (0.097 R)
• M18: 16,713,074 km (0.078 R)
• M19: 21,268,030 km (0.068 R)
• M20: 22,003,304 km (0.05 R)
• M21: 25,843,481 km (0.117 R)
• M22: 28,115,573 km (0.099 R)
• M23: 35,839,162 km (0.064 R)
• M24: 37,348,305 km (0.116 R)
• M25: 39,263,308 km (0.04 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 10,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit