🌌 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: 744.4

Radius: 9.1

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.82 AU - 1.1 AU

Year: 649 Days

Day: 9.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,582,044 km

• M1: 113,246 km (0.069 R)
• M2: 479,312 km (0.034 R)
• M3: 837,898 km (0.078 R)
• M4: 1,294,770 km (0.117 R)
• M5: 1,700,479 km (0.083 R)
• M6: 2,056,821 km (0.094 R)
• M7: 2,494,544 km (0.082 R)
• M8: 2,781,922 km (0.06 R)
• M9: 3,216,504 km (0.117 R)
• M10: 4,116,036 km (0.114 R)
• M11: 6,304,054 km (0.051 R)
• M12: 6,631,225 km (0.111 R)
• M13: 7,143,298 km (0.1 R)
• M14: 7,521,781 km (0.102 R)
• M15: 7,937,214 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.9

Radius: 10.5

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.5 AU - 3.96 AU

Year: 4972 Days

Day: 8.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,582,044 km

• M1: 131,197 km (0.077 R)
• M2: 517,908 km (0.062 R)
• M3: 1,222,963 km (0.079 R)
• M4: 1,582,147 km (0.089 R)
• M5: 2,026,752 km (0.064 R)
• M6: 2,389,826 km (0.086 R)
• M7: 2,743,326 km (0.087 R)
• M8: 3,093,235 km (0.082 R)
• M9: 4,327,717 km (0.061 R)
• M10: 6,355,217 km (0.096 R)
• M11: 6,773,642 km (0.048 R)
• M12: 7,383,253 km (0.115 R)
• M13: 8,029,217 km (0.07 R)
• M14: 9,851,618 km (0.098 R)
• M15: 11,647,541 km (0.047 R)
• M16: 12,824,577 km (0.106 R)
• M17: 14,350,625 km (0.085 R)
• M18: 15,299,524 km (0.102 R)
• M19: 17,696,830 km (0.101 R)
• M20: 21,674,487 km (0.07 R)
• M21: 22,109,668 km (0.104 R)
• M22: 22,922,732 km (0.083 R)
• M23: 24,218,250 km (0.084 R)
• M24: 26,293,172 km (0.103 R)
• M25: 26,871,518 km (0.118 R)
• M26: 29,623,969 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.3

Radius: 8.3

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.47 AU - 5.23 AU

Year: 7373 Days

Day: 11.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,582,044 km

• M1: 106,364 km (0.082 R)
• M2: 706,401 km (0.036 R)
• M3: 1,305,092 km (0.101 R)
• M4: 2,934,961 km (0.115 R)
• M5: 4,549,870 km (0.099 R)
• M6: 6,449,015 km (0.071 R)
• M7: 6,805,357 km (0.101 R)
• M8: 7,987,479 km (0.089 R)
• M9: 11,339,668 km (0.088 R)
• M10: 13,951,497 km (0.09 R)
• M11: 15,266,313 km (0.083 R)
• M12: 15,846,753 km (0.06 R)
• M13: 16,332,497 km (0.093 R)
• M14: 19,766,516 km (0.094 R)
• M15: 20,903,161 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.3

Radius: 14.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.62 AU - 5.3 AU

Year: 7625 Days

Day: 7 Hours

Environment

Temp: -215 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,582,044 km

• M1: 184,305 km (0.086 R)
• M2: 926,609 km (0.053 R)
• M3: 1,821,354 km (0.058 R)
• M4: 2,645,040 km (0.105 R)
• M5: 3,198,702 km (0.09 R)
• M6: 4,771,125 km (0.11 R)
• M7: 5,281,553 km (0.094 R)
• M8: 5,929,012 km (0.087 R)
• M9: 6,849,488 km (0.088 R)
• M10: 9,246,495 km (0.119 R)
• M11: 9,710,398 km (0.106 R)
• M12: 10,534,981 km (0.061 R)
• M13: 13,883,281 km (0.104 R)
• M14: 14,867,336 km (0.086 R)
• M15: 16,362,865 km (0.077 R)
• M16: 19,274,638 km (0.1 R)
• M17: 22,350,071 km (0.086 R)
• M18: 23,103,895 km (0.097 R)
• M19: 24,222,438 km (0.108 R)
• M20: 25,648,405 km (0.058 R)
• M21: 28,084,008 km (0.103 R)
• M22: 29,457,616 km (0.103 R)
• M23: 31,288,843 km (0.086 R)
• M24: 37,588,709 km (0.115 R)
• M25: 40,353,876 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.9

Radius: 8.3

Gravity: 13.06 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.21 AU - 6.27 AU

Year: 8280 Days

Day: 6 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,582,044 km

• M1: 103,223 km (0.066 R)
• M2: 372,499 km (0.083 R)
• M3: 695,032 km (0.049 R)
• M4: 1,002,156 km (0.118 R)
• M5: 1,465,910 km (0.103 R)
• M6: 2,049,640 km (0.096 R)
• M7: 2,597,767 km (0.074 R)
• M8: 3,356,677 km (0.076 R)
• M9: 3,878,774 km (0.099 R)
• M10: 4,453,678 km (0.107 R)
• M11: 4,776,959 km (0.109 R)
• M12: 7,175,611 km (0.075 R)
• M13: 10,179,387 km (0.059 R)
• M14: 12,963,254 km (0.102 R)
• M15: 13,808,332 km (0.071 R)
• M16: 14,307,391 km (0.115 R)
• M17: 17,922,872 km (0.097 R)
• M18: 18,516,776 km (0.081 R)
• M19: 18,818,664 km (0.098 R)
• M20: 19,432,165 km (0.095 R)
• M21: 19,822,466 km (0.081 R)
• M22: 20,297,589 km (0.063 R)
• M23: 24,017,190 km (0.108 R)
• M24: 25,661,570 km (0.037 R)
• M25: 26,895,004 km (0.052 R)
• M26: 27,477,389 km (0.096 R)
• M27: 33,325,319 km (0.103 R)
• M28: 35,716,492 km (0.079 R)
• M29: 41,606,758 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.1

Radius: 3.7

Gravity: 39.74 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.92 AU - 7.82 AU

Year: 11097 Days

Day: 16.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,582,044 km

• M1: 52,658 km (0.066 R)
• M2: 240,703 km (0.1 R)
• M3: 361,877 km (0.099 R)
• M4: 511,924 km (0.111 R)
• M5: 797,656 km (0.053 R)
• M6: 1,229,545 km (0.047 R)
• M7: 1,708,108 km (0.106 R)
• M8: 1,849,179 km (0.112 R)
• M9: 2,300,965 km (0.092 R)
• M10: 2,654,465 km (0.088 R)
• M11: 3,468,127 km (0.059 R)
• M12: 5,237,721 km (0.076 R)
• M13: 6,807,451 km (0.042 R)
• M14: 7,531,206 km (0.075 R)
• M15: 8,085,017 km (0.06 R)
• M16: 13,899,587 km (0.114 R)
• M17: 14,665,528 km (0.055 R)
• M18: 15,798,283 km (0.038 R)
• M19: 20,748,925 km (0.08 R)
• M20: 25,684,758 km (0.093 R)
• M21: 31,782,367 km (0.107 R)
• M22: 35,514,684 km (0.066 R)
• M23: 36,581,018 km (0.081 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 12,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit