🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.68 AU - 0.94 AU

Year: 303 Days

Day: 18.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 109,979,985 km

• M1: 37,250 km (0.116 R)
• M2: 89,460 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.85 AU - 0.87 AU

Year: 332 Days

Day: 38.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 109,979,985 km

• M1: 396,734 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.97 AU - 1.35 AU

Year: 520 Days

Day: 47 Hours

Environment

Temp: -57 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,979,985 km

• M1: 408,701 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.35 AU - 1.75 AU

Year: 803 Days

Day: 42.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 14.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 7.27 AU - 8.19 AU

Year: 8946 Days

Day: 13.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 109,979,985 km

• M1: 184,155 km (0.105 R)
• M2: 711,188 km (0.086 R)
• M3: 2,480,482 km (0.102 R)
• M4: 3,649,889 km (0.076 R)
• M5: 4,184,252 km (0.064 R)
• M6: 4,800,147 km (0.05 R)
• M7: 5,444,016 km (0.077 R)
• M8: 6,110,475 km (0.104 R)
• M9: 6,682,537 km (0.065 R)
• M10: 8,059,585 km (0.099 R)
• M11: 8,927,552 km (0.077 R)
• M12: 9,430,949 km (0.109 R)
• M13: 13,386,915 km (0.041 R)
• M14: 14,793,883 km (0.09 R)
• M15: 15,500,583 km (0.08 R)
• M16: 16,432,728 km (0.105 R)
• M17: 17,900,582 km (0.12 R)
• M18: 19,683,340 km (0.119 R)
• M19: 22,241,015 km (0.095 R)
• M20: 24,035,441 km (0.117 R)
• M21: 28,300,776 km (0.084 R)
• M22: 29,391,045 km (0.029 R)
• M23: 30,201,267 km (0.065 R)
• M24: 32,938,160 km (0.073 R)
• M25: 34,590,169 km (0.104 R)
• M26: 38,059,194 km (0.105 R)
• M27: 40,496,742 km (0.067 R)
• M28: 43,036,764 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 745.5

Radius: 4.1

Gravity: 44.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.66 AU - 14.14 AU

Year: 20417 Days

Day: 15.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 109,979,985 km

• M1: 51,910 km (0.077 R)
• M2: 241,750 km (0.046 R)
• M3: 1,560,455 km (0.104 R)
• M4: 2,798,378 km (0.057 R)
• M5: 2,979,242 km (0.1 R)
• M6: 4,035,253 km (0.113 R)
• M7: 4,266,382 km (0.04 R)
• M8: 5,926,170 km (0.103 R)
• M9: 6,095,664 km (0.091 R)
• M10: 6,714,401 km (0.074 R)
• M11: 9,963,517 km (0.059 R)
• M12: 10,143,035 km (0.092 R)
• M13: 10,694,453 km (0.092 R)
• M14: 13,101,183 km (0.117 R)
• M15: 15,683,990 km (0.111 R)
• M16: 20,451,675 km (0.087 R)
• M17: 24,331,346 km (0.082 R)
• M18: 30,521,406 km (0.099 R)
• M19: 32,315,833 km (0.1 R)
• M20: 32,973,315 km (0.086 R)
• M21: 34,587,776 km (0.027 R)
• M22: 34,724,658 km (0.119 R)
• M23: 37,107,153 km (0.109 R)
• M24: 39,149,164 km (0.115 R)
• M25: 40,348,939 km (0.085 R)
• M26: 43,296,466 km (0.057 R)
• M27: 44,417,553 km (0.09 R)
• M28: 45,722,495 km (0.06 R)
• M29: 48,923,291 km (0.081 R)
• M30: 49,789,911 km (0.103 R)
• M31: 52,812,536 km (0.098 R)
• M32: 53,907,892 km (0.087 R)
• M33: 67,612,553 km (0.089 R)
• M34: 68,471,394 km (0.085 R)
• M35: 70,430,229 km (0.102 R)
• M36: 71,979,464 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.6

Radius: 4.9

Gravity: 30.68 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 12.87 AU - 14.71 AU

Year: 21315 Days

Day: 19.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 109,979,985 km

• M1: 60,886 km (0.051 R)
• M2: 559,047 km (0.069 R)
• M3: 1,696,440 km (0.118 R)
• M4: 2,147,477 km (0.104 R)
• M5: 2,458,791 km (0.109 R)
• M6: 3,116,423 km (0.077 R)
• M7: 3,340,670 km (0.099 R)
• M8: 3,948,486 km (0.056 R)
• M9: 4,415,830 km (0.077 R)
• M10: 7,516,545 km (0.103 R)
• M11: 8,285,328 km (0.085 R)
• M12: 8,716,320 km (0.101 R)
• M13: 9,275,666 km (0.088 R)
• M14: 9,448,153 km (0.104 R)
• M15: 9,858,799 km (0.089 R)
• M16: 11,097,619 km (0.042 R)
• M17: 11,821,523 km (0.1 R)
• M18: 12,160,661 km (0.112 R)
• M19: 13,217,421 km (0.061 R)
• M20: 14,257,575 km (0.082 R)
• M21: 14,797,623 km (0.089 R)
• M22: 16,583,672 km (0.064 R)
• M23: 20,577,337 km (0.095 R)
• M24: 20,870,848 km (0.096 R)
• M25: 21,971,140 km (0.112 R)
• M26: 22,691,155 km (0.117 R)
• M27: 26,413,299 km (0.054 R)
• M28: 28,660,708 km (0.059 R)
• M29: 30,269,932 km (0.033 R)
• M30: 30,649,612 km (0.099 R)
• M31: 32,861,566 km (0.051 R)
• M32: 36,733,009 km (0.053 R)
• M33: 37,165,048 km (0.079 R)
• M34: 47,888,822 km (0.098 R)
• M35: 48,750,057 km (0.118 R)
• M36: 50,681,066 km (0.111 R)
• M37: 51,037,558 km (0.099 R)
• M38: 53,764,577 km (0.109 R)
• M39: 57,937,610 km (0.119 R)
• M40: 59,507,041 km (0.104 R)
• M41: 59,903,775 km (0.111 R)
• M42: 66,068,553 km (0.032 R)
• M43: 66,494,010 km (0.03 R)
• M44: 75,854,648 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 950.1

Radius: 3.1

Gravity: 98.87 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 16.65 AU - 17.61 AU

Year: 29511 Days

Day: 24.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 109,979,985 km

• M1: 38,596 km (0.109 R)
• M2: 138,827 km (0.102 R)
• M3: 387,758 km (0.11 R)
• M4: 723,455 km (0.084 R)
• M5: 1,655,300 km (0.072 R)
• M6: 1,756,429 km (0.103 R)
• M7: 1,926,671 km (0.105 R)
• M8: 2,400,597 km (0.078 R)
• M9: 2,719,988 km (0.085 R)
• M10: 3,096,975 km (0.102 R)
• M11: 4,321,733 km (0.086 R)
• M12: 5,562,348 km (0.117 R)
• M13: 6,071,280 km (0.108 R)
• M14: 7,396,268 km (0.085 R)
• M15: 8,183,901 km (0.117 R)
• M16: 8,478,310 km (0.089 R)
• M17: 10,123,886 km (0.072 R)
• M18: 10,531,840 km (0.091 R)
• M19: 12,736,912 km (0.084 R)
• M20: 14,968,314 km (0.065 R)
• M21: 15,766,269 km (0.103 R)
• M22: 20,398,866 km (0.092 R)
• M23: 20,613,988 km (0.117 R)
• M24: 22,162,027 km (0.071 R)
• M25: 25,611,903 km (0.033 R)
• M26: 30,370,761 km (0.108 R)
• M27: 31,934,508 km (0.06 R)
• M28: 32,809,655 km (0.095 R)
• M29: 36,312,490 km (0.082 R)
• M30: 40,056,625 km (0.085 R)
• M31: 44,951,617 km (0.116 R)
• M32: 52,613,870 km (0.066 R)
• M33: 59,335,751 km (0.102 R)
• M34: 59,554,613 km (0.082 R)
• M35: 81,799,517 km (0.076 R)
• M36: 99,451,019 km (0.041 R)
• M37: 102,882,345 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 14,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit