🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.09 AU - 1.55 AU

Year: 581 Days

Day: 23.7 Hours

Environment

Temp: -35 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.17 AU - 2.21 AU

Year: 1241 Days

Day: 20.8 Hours

Environment

Temp: -95 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,053,496 km

• M1: 21,692 km (0.101 R)

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 40

Radius: 8.1

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.17 AU - 5.03 AU

Year: 3778 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 109,053,496 km

• M1: 100,679 km (0.064 R)
• M2: 520,152 km (0.118 R)
• M3: 1,073,963 km (0.119 R)
• M4: 1,631,963 km (0.113 R)
• M5: 2,147,029 km (0.104 R)
• M6: 2,563,060 km (0.116 R)
• M7: 3,571,948 km (0.114 R)
• M8: 3,934,873 km (0.075 R)
• M9: 5,268,538 km (0.052 R)
• M10: 5,944,421 km (0.084 R)
• M11: 7,111,434 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 10.1

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.24 AU - 5.6 AU

Year: 4831 Days

Day: 10.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 109,053,496 km

• M1: 125,961 km (0.08 R)
• M2: 528,828 km (0.091 R)
• M3: 1,416,393 km (0.093 R)
• M4: 3,293,547 km (0.048 R)
• M5: 4,200,858 km (0.029 R)
• M6: 5,566,387 km (0.106 R)
• M7: 6,785,610 km (0.118 R)
• M8: 7,543,323 km (0.089 R)
• M9: 8,356,238 km (0.074 R)
• M10: 8,841,085 km (0.114 R)
• M11: 9,908,017 km (0.034 R)
• M12: 11,058,574 km (0.079 R)
• M13: 12,107,105 km (0.119 R)
• M14: 15,594,531 km (0.06 R)
• M15: 17,029,474 km (0.079 R)
• M16: 17,748,740 km (0.093 R)
• M17: 24,175,166 km (0.084 R)
• M18: 25,623,871 km (0.106 R)
• M19: 26,488,547 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.4

Radius: 10.7

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.49 AU - 13.15 AU

Year: 13627 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 109,053,496 km

• M1: 133,142 km (0.115 R)
• M2: 533,167 km (0.075 R)
• M3: 1,119,142 km (0.098 R)
• M4: 1,810,733 km (0.086 R)
• M5: 2,532,094 km (0.076 R)
• M6: 3,863,066 km (0.07 R)
• M7: 4,571,861 km (0.075 R)
• M8: 4,957,673 km (0.054 R)
• M9: 5,577,158 km (0.078 R)
• M10: 6,443,330 km (0.104 R)
• M11: 6,805,656 km (0.1 R)
• M12: 8,394,086 km (0.064 R)
• M13: 10,543,957 km (0.092 R)
• M14: 11,569,002 km (0.109 R)
• M15: 16,267,721 km (0.085 R)
• M16: 16,640,070 km (0.117 R)
• M17: 17,094,399 km (0.062 R)
• M18: 18,426,568 km (0.029 R)
• M19: 18,912,911 km (0.097 R)
• M20: 23,683,736 km (0.092 R)
• M21: 24,355,581 km (0.084 R)
• M22: 27,907,483 km (0.091 R)
• M23: 28,873,735 km (0.107 R)
• M24: 29,973,429 km (0.112 R)
• M25: 32,139,307 km (0.12 R)
• M26: 32,844,512 km (0.118 R)
• M27: 33,439,911 km (0.079 R)
• M28: 37,552,207 km (0.056 R)
• M29: 41,850,304 km (0.073 R)
• M30: 42,832,264 km (0.108 R)
• M31: 44,551,592 km (0.101 R)
• M32: 46,167,548 km (0.052 R)
• M33: 46,914,790 km (0.078 R)
• M34: 49,672,028 km (0.076 R)
• M35: 54,338,435 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.1

Radius: 4.6

Gravity: 40.84 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.71 AU - 14.05 AU

Year: 16678 Days

Day: 23.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 109,053,496 km

• M1: 98,884 km (0.088 R)
• M2: 360,980 km (0.087 R)
• M3: 648,208 km (0.101 R)
• M4: 1,180,776 km (0.101 R)
• M5: 1,336,358 km (0.095 R)
• M6: 1,538,016 km (0.086 R)
• M7: 1,795,773 km (0.082 R)
• M8: 2,267,605 km (0.086 R)
• M9: 3,625,504 km (0.111 R)
• M10: 4,050,811 km (0.087 R)
• M11: 5,565,789 km (0.104 R)
• M12: 7,095,277 km (0.098 R)
• M13: 7,956,213 km (0.103 R)
• M14: 8,207,238 km (0.059 R)
• M15: 9,825,738 km (0.096 R)
• M16: 11,202,188 km (0.081 R)
• M17: 12,100,224 km (0.063 R)
• M18: 13,535,765 km (0.096 R)
• M19: 13,749,690 km (0.095 R)
• M20: 16,658,471 km (0.028 R)
• M21: 16,821,981 km (0.103 R)
• M22: 19,046,950 km (0.061 R)
• M23: 20,322,721 km (0.099 R)
• M24: 23,655,911 km (0.052 R)
• M25: 24,701,451 km (0.117 R)
• M26: 25,559,843 km (0.087 R)
• M27: 26,216,428 km (0.089 R)
• M28: 26,996,731 km (0.059 R)
• M29: 28,486,726 km (0.097 R)
• M30: 29,549,768 km (0.076 R)
• M31: 31,255,483 km (0.113 R)
• M32: 32,259,135 km (0.108 R)
• M33: 33,284,030 km (0.119 R)
• M34: 34,198,522 km (0.071 R)
• M35: 37,741,748 km (0.098 R)
• M36: 42,428,948 km (0.096 R)
• M37: 46,188,642 km (0.073 R)
• M38: 60,700,982 km (0.12 R)
• M39: 61,088,440 km (0.09 R)
• M40: 62,260,839 km (0.1 R)
• M41: 67,100,479 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994

Radius: 3.8

Gravity: 68.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 14.38 AU - 21 AU

Year: 28488 Days

Day: 23.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,053,496 km

• M1: 47,273 km (0.106 R)
• M2: 235,617 km (0.089 R)
• M3: 737,518 km (0.103 R)
• M4: 1,042,398 km (0.08 R)
• M5: 1,443,919 km (0.05 R)
• M6: 2,007,753 km (0.083 R)
• M7: 2,465,822 km (0.054 R)
• M8: 2,845,651 km (0.102 R)
• M9: 3,140,059 km (0.091 R)
• M10: 8,533,811 km (0.089 R)
• M11: 9,206,851 km (0.108 R)
• M12: 9,524,148 km (0.107 R)
• M13: 12,178,015 km (0.119 R)
• M14: 12,483,194 km (0.101 R)
• M15: 12,637,579 km (0.035 R)
• M16: 12,793,311 km (0.106 R)
• M17: 14,422,132 km (0.113 R)
• M18: 14,592,225 km (0.097 R)
• M19: 15,286,210 km (0.074 R)
• M20: 16,184,096 km (0.087 R)
• M21: 16,367,802 km (0.029 R)
• M22: 20,340,822 km (0.063 R)
• M23: 22,778,071 km (0.116 R)
• M24: 23,592,631 km (0.074 R)
• M25: 29,026,325 km (0.118 R)
• M26: 33,126,803 km (0.112 R)
• M27: 42,452,585 km (0.089 R)
• M28: 49,812,201 km (0.111 R)
• M29: 56,488,754 km (0.035 R)
• M30: 58,623,666 km (0.093 R)
• M31: 60,590,728 km (0.087 R)
• M32: 66,519,292 km (0.092 R)
• M33: 69,866,245 km (0.033 R)
• M34: 77,152,559 km (0.064 R)
• M35: 78,984,235 km (0.069 R)
• M36: 81,112,713 km (0.046 R)
• M37: 84,929,105 km (0.086 R)
• M38: 89,148,961 km (0.11 R)
• M39: 102,957,443 km (0.047 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: 307 - 16,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit