🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.9

Radius: 10.7

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.55 AU - 0.69 AU

Year: 343 Days

Day: 14.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 68,501,775 km

• M1: 133,142 km (0.118 R)
• M2: 524,640 km (0.082 R)
• M3: 979,118 km (0.05 R)
• M4: 1,575,415 km (0.11 R)
• M5: 1,929,214 km (0.118 R)
• M6: 2,657,157 km (0.058 R)
• M7: 3,337,080 km (0.077 R)
• M8: 3,837,036 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.4

Radius: 8.5

Gravity: 11.66 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.71 AU - 0.89 AU

Year: 503 Days

Day: 9.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,501,775 km

• M1: 107,411 km (0.1 R)
• M2: 962,064 km (0.113 R)
• M3: 1,368,671 km (0.08 R)
• M4: 1,669,961 km (0.106 R)
• M5: 1,954,945 km (0.028 R)
• M6: 2,898,459 km (0.093 R)
• M7: 3,426,689 km (0.065 R)
• M8: 3,781,834 km (0.064 R)
• M9: 4,060,535 km (0.082 R)
• M10: 4,738,513 km (0.03 R)
• M11: 5,046,535 km (0.115 R)
• M12: 5,437,284 km (0.055 R)
• M13: 6,222,075 km (0.07 R)
• M14: 6,812,986 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.8

Radius: 8.7

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.33 AU - 5.11 AU

Year: 6094 Days

Day: 11.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,501,775 km

• M1: 109,506 km (0.071 R)
• M2: 730,486 km (0.114 R)
• M3: 1,195,437 km (0.113 R)
• M4: 1,675,496 km (0.032 R)
• M5: 4,009,073 km (0.093 R)
• M6: 4,298,994 km (0.12 R)
• M7: 4,921,471 km (0.039 R)
• M8: 6,122,293 km (0.1 R)
• M9: 7,727,029 km (0.099 R)
• M10: 14,645,632 km (0.076 R)
• M11: 15,104,149 km (0.065 R)
• M12: 20,441,352 km (0.111 R)
• M13: 22,492,788 km (0.067 R)
• M14: 23,180,340 km (0.092 R)
• M15: 25,738,762 km (0.116 R)
• M16: 28,835,289 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 11.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.84 AU - 5.74 AU

Year: 8552 Days

Day: 14.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,501,775 km

• M1: 141,968 km (0.039 R)
• M2: 725,550 km (0.087 R)
• M3: 1,218,325 km (0.082 R)
• M4: 2,305,004 km (0.05 R)
• M5: 3,339,623 km (0.103 R)
• M6: 3,796,794 km (0.065 R)
• M7: 4,155,230 km (0.089 R)
• M8: 5,206,305 km (0.073 R)
• M9: 5,823,396 km (0.089 R)
• M10: 6,938,200 km (0.11 R)
• M11: 8,153,383 km (0.1 R)
• M12: 8,792,465 km (0.116 R)
• M13: 9,183,963 km (0.088 R)
• M14: 10,256,430 km (0.113 R)
• M15: 10,911,968 km (0.034 R)
• M16: 12,307,118 km (0.111 R)
• M17: 14,509,348 km (0.088 R)
• M18: 19,154,063 km (0.096 R)
• M19: 19,746,769 km (0.11 R)
• M20: 20,148,589 km (0.107 R)
• M21: 23,638,408 km (0.056 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.9

Radius: 6.7

Gravity: 18.89 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.21 AU - 7.69 AU

Year: 12879 Days

Day: 19.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,501,775 km

• M1: 83,476 km (0.1 R)
• M2: 296,952 km (0.107 R)
• M3: 622,926 km (0.113 R)
• M4: 852,857 km (0.087 R)
• M5: 1,567,187 km (0.088 R)
• M6: 2,736,743 km (0.104 R)
• M7: 4,035,702 km (0.103 R)
• M8: 4,623,023 km (0.099 R)
• M9: 5,336,754 km (0.1 R)
• M10: 6,399,797 km (0.1 R)
• M11: 7,373,230 km (0.069 R)
• M12: 7,779,837 km (0.112 R)
• M13: 8,059,136 km (0.074 R)
• M14: 9,089,716 km (0.074 R)
• M15: 10,205,417 km (0.055 R)
• M16: 14,582,950 km (0.093 R)
• M17: 16,332,796 km (0.051 R)
• M18: 16,868,357 km (0.086 R)
• M19: 23,363,747 km (0.086 R)
• M20: 25,647,209 km (0.119 R)
• M21: 28,954,518 km (0.091 R)
• M22: 30,537,114 km (0.077 R)
• M23: 31,349,730 km (0.057 R)
• M24: 35,248,699 km (0.105 R)
• M25: 36,660,305 km (0.087 R)
• M26: 37,051,802 km (0.058 R)
• M27: 39,595,864 km (0.062 R)
• M28: 40,980,542 km (0.099 R)
• M29: 42,828,374 km (0.118 R)
• M30: 48,234,393 km (0.099 R)
• M31: 52,080,404 km (0.036 R)
• M32: 58,758,154 km (0.071 R)
• M33: 59,294,163 km (0.096 R)
• M34: 60,376,205 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620.9

Radius: 5.4

Gravity: 21.29 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.2 AU - 10.14 AU

Year: 17945 Days

Day: 20.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,501,775 km

• M1: 67,169 km (0.105 R)
• M2: 307,424 km (0.112 R)
• M3: 978,220 km (0.062 R)
• M4: 1,256,173 km (0.074 R)
• M5: 1,585,588 km (0.088 R)
• M6: 1,933,403 km (0.12 R)
• M7: 2,373,221 km (0.05 R)
• M8: 4,680,917 km (0.081 R)
• M9: 5,320,598 km (0.063 R)
• M10: 8,417,872 km (0.061 R)
• M11: 10,313,277 km (0.082 R)
• M12: 10,664,533 km (0.068 R)
• M13: 12,279,592 km (0.097 R)
• M14: 12,475,864 km (0.057 R)
• M15: 13,077,247 km (0.118 R)
• M16: 13,419,527 km (0.119 R)
• M17: 13,979,771 km (0.07 R)
• M18: 15,830,895 km (0.106 R)
• M19: 16,694,823 km (0.088 R)
• M20: 22,941,731 km (0.066 R)
• M21: 23,843,357 km (0.073 R)
• M22: 24,768,171 km (0.102 R)
• M23: 26,908,767 km (0.108 R)
• M24: 28,707,682 km (0.083 R)
• M25: 33,936,427 km (0.087 R)
• M26: 34,843,588 km (0.088 R)
• M27: 36,033,490 km (0.067 R)
• M28: 37,524,382 km (0.12 R)
• M29: 38,634,099 km (0.077 R)
• M30: 48,474,198 km (0.063 R)
• M31: 57,453,810 km (0.065 R)
• M32: 58,926,751 km (0.068 R)
• M33: 60,424,674 km (0.057 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 10,901 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit