🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.47 AU - 3.29 AU

Year: 1882 Days

Day: 27.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.86 AU - 3.4 AU

Year: 2132 Days

Day: 14 Hours

Environment

Temp: -117 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.2

Radius: 10.3

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.25 AU - 5.21 AU

Year: 3961 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,235,190 km

• M1: 137,181 km (0.111 R)
• M2: 754,123 km (0.115 R)
• M3: 1,263,354 km (0.104 R)
• M4: 1,896,901 km (0.086 R)
• M5: 2,241,126 km (0.114 R)
• M6: 2,946,031 km (0.101 R)
• M7: 3,452,569 km (0.064 R)
• M8: 4,417,476 km (0.107 R)
• M9: 5,356,053 km (0.096 R)
• M10: 9,210,143 km (0.034 R)
• M11: 9,659,385 km (0.062 R)
• M12: 10,646,132 km (0.104 R)
• M13: 11,698,703 km (0.03 R)
• M14: 12,669,294 km (0.111 R)
• M15: 14,604,941 km (0.111 R)
• M16: 15,443,138 km (0.057 R)
• M17: 16,850,555 km (0.104 R)
• M18: 17,772,526 km (0.095 R)
• M19: 18,405,624 km (0.089 R)
• M20: 20,122,260 km (0.098 R)
• M21: 20,602,020 km (0.082 R)
• M22: 21,656,087 km (0.087 R)
• M23: 22,524,802 km (0.12 R)
• M24: 24,486,479 km (0.069 R)
• M25: 25,033,558 km (0.055 R)
• M26: 25,588,865 km (0.083 R)
• M27: 27,892,074 km (0.114 R)
• M28: 28,488,820 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.3

Radius: 13.5

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.65 AU - 8.13 AU

Year: 6963 Days

Day: 12.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,235,190 km

• M1: 167,998 km (0.109 R)
• M2: 599,289 km (0.11 R)
• M3: 1,236,875 km (0.098 R)
• M4: 2,294,083 km (0.12 R)
• M5: 2,913,419 km (0.099 R)
• M6: 3,571,649 km (0.082 R)
• M7: 4,686,752 km (0.085 R)
• M8: 5,187,456 km (0.025 R)
• M9: 6,192,903 km (0.111 R)
• M10: 7,057,579 km (0.103 R)
• M11: 9,995,382 km (0.111 R)
• M12: 12,578,937 km (0.096 R)
• M13: 15,007,359 km (0.102 R)
• M14: 17,945,162 km (0.098 R)
• M15: 18,662,933 km (0.092 R)
• M16: 19,549,300 km (0.063 R)
• M17: 20,232,364 km (0.041 R)
• M18: 21,406,259 km (0.07 R)
• M19: 23,718,144 km (0.111 R)
• M20: 24,234,556 km (0.114 R)
• M21: 24,758,298 km (0.052 R)
• M22: 26,375,152 km (0.115 R)
• M23: 26,929,561 km (0.093 R)
• M24: 27,397,354 km (0.108 R)
• M25: 28,639,316 km (0.073 R)
• M26: 30,319,449 km (0.087 R)
• M27: 34,640,733 km (0.117 R)
• M28: 36,319,371 km (0.092 R)
• M29: 37,934,430 km (0.102 R)
• M30: 39,117,001 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.1

Radius: 11.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 6.32 AU - 9.96 AU

Year: 8941 Days

Day: 11.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,235,190 km

• M1: 147,952 km (0.096 R)
• M2: 914,342 km (0.115 R)
• M3: 1,612,515 km (0.083 R)
• M4: 2,014,186 km (0.106 R)
• M5: 2,502,772 km (0.081 R)
• M6: 4,611,205 km (0.052 R)
• M7: 5,434,292 km (0.114 R)
• M8: 6,168,519 km (0.032 R)
• M9: 7,749,170 km (0.105 R)
• M10: 9,933,598 km (0.087 R)
• M11: 12,383,562 km (0.09 R)
• M12: 20,019,037 km (0.105 R)
• M13: 22,986,760 km (0.104 R)
• M14: 23,613,575 km (0.079 R)
• M15: 28,942,999 km (0.057 R)
• M16: 37,063,172 km (0.111 R)
• M17: 39,053,571 km (0.062 R)
• M18: 39,434,597 km (0.045 R)
• M19: 39,946,521 km (0.116 R)
• M20: 40,852,935 km (0.076 R)
• M21: 46,439,667 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.5

Radius: 5.5

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.28 AU - 12.22 AU

Year: 15507 Days

Day: 24.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 94,235,190 km

• M1: 75,697 km (0.097 R)
• M2: 734,226 km (0.064 R)
• M3: 1,097,899 km (0.082 R)
• M4: 1,372,411 km (0.051 R)
• M5: 2,119,054 km (0.113 R)
• M6: 3,107,148 km (0.071 R)
• M7: 3,571,649 km (0.099 R)
• M8: 4,019,096 km (0.11 R)
• M9: 4,638,432 km (0.082 R)
• M10: 4,988,790 km (0.087 R)
• M11: 5,281,852 km (0.118 R)
• M12: 6,526,656 km (0.095 R)
• M13: 6,832,733 km (0.068 R)
• M14: 8,203,947 km (0.103 R)
• M15: 10,149,168 km (0.111 R)
• M16: 10,500,723 km (0.064 R)
• M17: 10,860,506 km (0.111 R)
• M18: 11,795,643 km (0.038 R)
• M19: 12,715,969 km (0.081 R)
• M20: 13,471,887 km (0.111 R)
• M21: 13,968,252 km (0.088 R)
• M22: 14,847,439 km (0.071 R)
• M23: 17,288,428 km (0.118 R)
• M24: 21,193,979 km (0.109 R)
• M25: 26,521,608 km (0.051 R)
• M26: 27,413,211 km (0.066 R)
• M27: 31,549,742 km (0.074 R)
• M28: 38,718,173 km (0.114 R)
• M29: 42,526,785 km (0.088 R)
• M30: 44,055,675 km (0.08 R)
• M31: 47,710,651 km (0.101 R)
• M32: 49,863,364 km (0.117 R)
• M33: 50,369,154 km (0.078 R)
• M34: 51,562,796 km (0.104 R)
• M35: 53,829,054 km (0.062 R)
• M36: 55,436,483 km (0.085 R)
• M37: 56,160,985 km (0.09 R)
• M38: 58,372,491 km (0.101 R)
• M39: 61,025,160 km (0.089 R)
• M40: 63,165,008 km (0.12 R)
• M41: 64,752,242 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.9

Radius: 3.6

Gravity: 72.06 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 13.02 AU - 18.08 AU

Year: 23608 Days

Day: 16.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 94,235,190 km

• M1: 44,879 km (0.104 R)
• M2: 286,929 km (0.113 R)
• M3: 402,418 km (0.112 R)
• M4: 721,959 km (0.096 R)
• M5: 1,007,242 km (0.12 R)
• M6: 2,134,612 km (0.108 R)
• M7: 2,318,318 km (0.033 R)
• M8: 2,664,936 km (0.119 R)
• M9: 3,879,073 km (0.11 R)
• M10: 4,932,840 km (0.03 R)
• M11: 6,027,897 km (0.113 R)
• M12: 6,441,984 km (0.082 R)
• M13: 8,400,968 km (0.083 R)
• M14: 8,513,914 km (0.083 R)
• M15: 9,034,664 km (0.097 R)
• M16: 9,272,824 km (0.06 R)
• M17: 11,194,109 km (0.105 R)
• M18: 11,399,807 km (0.041 R)
• M19: 12,686,797 km (0.11 R)
• M20: 12,985,394 km (0.102 R)
• M21: 15,208,419 km (0.106 R)
• M22: 15,545,313 km (0.089 R)
• M23: 15,715,705 km (0.08 R)
• M24: 17,488,141 km (0.041 R)
• M25: 18,044,794 km (0.037 R)
• M26: 21,110,354 km (0.076 R)
• M27: 24,736,158 km (0.106 R)
• M28: 28,247,070 km (0.038 R)
• M29: 30,319,300 km (0.11 R)
• M30: 35,054,820 km (0.094 R)
• M31: 36,536,138 km (0.107 R)
• M32: 40,581,414 km (0.113 R)
• M33: 47,729,799 km (0.092 R)
• M34: 49,547,264 km (0.098 R)
• M35: 55,672,698 km (0.104 R)
• M36: 60,795,079 km (0.085 R)
• M37: 64,014,275 km (0.086 R)
• M38: 77,779,523 km (0.084 R)
• M39: 84,687,355 km (0.096 R)
• M40: 87,884,411 km (0.108 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 15,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit