🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.6 AU - 0.92 AU

Year: 241 Days

Day: 13.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.17 AU - 1.85 AU

Year: 674 Days

Day: 28.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.63 AU - 1.79 AU

Year: 813 Days

Day: 38.3 Hours

Environment

Temp: -51 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.7

Radius: 9

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.04 AU - 10.1 AU

Year: 11614 Days

Day: 9.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 95,722,158 km

• M1: 120,277 km (0.087 R)
• M2: 452,833 km (0.035 R)
• M3: 790,924 km (0.1 R)
• M4: 1,593,367 km (0.072 R)
• M5: 2,816,629 km (0.092 R)
• M6: 3,868,302 km (0.099 R)
• M7: 4,670,745 km (0.113 R)
• M8: 5,907,919 km (0.117 R)
• M9: 6,404,584 km (0.082 R)
• M10: 9,778,614 km (0.089 R)
• M11: 10,974,201 km (0.097 R)
• M12: 11,843,663 km (0.119 R)
• M13: 12,143,458 km (0.052 R)
• M14: 13,523,199 km (0.087 R)
• M15: 15,355,773 km (0.066 R)
• M16: 17,042,638 km (0.082 R)
• M17: 20,694,023 km (0.067 R)
• M18: 21,041,988 km (0.055 R)
• M19: 22,932,606 km (0.055 R)
• M20: 25,229,083 km (0.11 R)
• M21: 25,726,047 km (0.047 R)
• M22: 27,674,559 km (0.025 R)
• M23: 30,609,819 km (0.055 R)
• M24: 32,795,593 km (0.063 R)
• M25: 35,454,247 km (0.085 R)
• M26: 37,090,847 km (0.115 R)
• M27: 38,645,917 km (0.074 R)
• M28: 39,041,304 km (0.12 R)
• M29: 45,301,676 km (0.086 R)
• M30: 47,227,599 km (0.119 R)
• M31: 47,830,927 km (0.074 R)
• M32: 50,925,210 km (0.115 R)
• M33: 53,494,852 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.9

Radius: 4.2

Gravity: 33.5 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 14.82 AU - 15.42 AU

Year: 21368 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,722,158 km

• M1: 52,509 km (0.086 R)
• M2: 251,025 km (0.059 R)
• M3: 508,334 km (0.051 R)
• M4: 742,753 km (0.114 R)
• M5: 913,893 km (0.108 R)
• M6: 1,248,394 km (0.066 R)
• M7: 1,730,698 km (0.106 R)
• M8: 2,033,933 km (0.085 R)
• M9: 2,177,397 km (0.104 R)
• M10: 2,870,783 km (0.089 R)
• M11: 3,240,290 km (0.115 R)
• M12: 3,670,533 km (0.063 R)
• M13: 4,170,340 km (0.086 R)
• M14: 5,040,251 km (0.07 R)
• M15: 7,319,525 km (0.118 R)
• M16: 7,560,228 km (0.098 R)
• M17: 13,336,650 km (0.117 R)
• M18: 14,508,151 km (0.078 R)
• M19: 14,887,980 km (0.114 R)
• M20: 15,509,260 km (0.116 R)
• M21: 16,886,608 km (0.053 R)
• M22: 19,882,155 km (0.059 R)
• M23: 21,602,681 km (0.117 R)
• M24: 22,905,379 km (0.074 R)
• M25: 24,579,529 km (0.116 R)
• M26: 24,902,211 km (0.05 R)
• M27: 25,227,736 km (0.07 R)
• M28: 27,355,766 km (0.101 R)
• M29: 27,586,595 km (0.111 R)
• M30: 33,785,632 km (0.027 R)
• M31: 35,127,674 km (0.081 R)
• M32: 40,253,047 km (0.029 R)
• M33: 44,408,577 km (0.059 R)
• M34: 49,521,832 km (0.101 R)
• M35: 51,602,140 km (0.084 R)
• M36: 58,764,138 km (0.088 R)
• M37: 69,519,178 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 360.4

Radius: 3.4

Gravity: 31.18 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 15.75 AU - 16.23 AU

Year: 23238 Days

Day: 21.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,722,158 km

• M1: 42,935 km (0.05 R)
• M2: 209,138 km (0.047 R)
• M3: 424,858 km (0.077 R)
• M4: 794,664 km (0.106 R)
• M5: 922,720 km (0.07 R)
• M6: 1,040,004 km (0.086 R)
• M7: 1,531,583 km (0.105 R)
• M8: 1,948,363 km (0.044 R)
• M9: 3,506,873 km (0.107 R)
• M10: 5,104,878 km (0.098 R)
• M11: 5,821,751 km (0.113 R)
• M12: 13,486,547 km (0.092 R)
• M13: 19,371,129 km (0.071 R)
• M14: 23,413,563 km (0.12 R)
• M15: 24,120,712 km (0.052 R)
• M16: 27,871,130 km (0.079 R)
• M17: 30,417,137 km (0.065 R)
• M18: 33,366,459 km (0.109 R)
• M19: 39,541,560 km (0.071 R)
• M20: 42,448,246 km (0.076 R)
• M21: 53,046,208 km (0.079 R)
• M22: 67,078,189 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.7

Radius: 4.5

Gravity: 46.75 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 13.27 AU - 19.41 AU

Year: 24005 Days

Day: 24.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 95,722,158 km

• M1: 55,950 km (0.075 R)
• M2: 329,863 km (0.101 R)
• M3: 551,268 km (0.111 R)
• M4: 832,811 km (0.064 R)
• M5: 1,145,620 km (0.11 R)
• M6: 1,776,475 km (0.096 R)
• M7: 2,023,910 km (0.07 R)
• M8: 2,717,146 km (0.059 R)
• M9: 3,017,688 km (0.12 R)
• M10: 4,372,297 km (0.084 R)
• M11: 6,697,796 km (0.118 R)
• M12: 6,844,252 km (0.086 R)
• M13: 6,992,952 km (0.067 R)
• M14: 7,245,474 km (0.061 R)
• M15: 7,822,473 km (0.101 R)
• M16: 8,486,238 km (0.084 R)
• M17: 9,307,082 km (0.119 R)
• M18: 11,173,764 km (0.118 R)
• M19: 12,086,162 km (0.046 R)
• M20: 12,230,823 km (0.09 R)
• M21: 14,705,321 km (0.063 R)
• M22: 16,587,861 km (0.097 R)
• M23: 17,679,626 km (0.058 R)
• M24: 22,526,597 km (0.115 R)
• M25: 24,783,281 km (0.081 R)
• M26: 29,087,212 km (0.112 R)
• M27: 32,449,424 km (0.062 R)
• M28: 33,577,691 km (0.075 R)
• M29: 36,361,558 km (0.115 R)
• M30: 36,512,203 km (0.117 R)
• M31: 36,814,839 km (0.086 R)
• M32: 37,271,711 km (0.044 R)
• M33: 46,333,153 km (0.106 R)
• M34: 53,190,121 km (0.076 R)
• M35: 60,270,439 km (0.06 R)
• M36: 65,249,804 km (0.075 R)
• M37: 69,101,500 km (0.102 R)
• M38: 74,065,307 km (0.076 R)
• M39: 77,005,803 km (0.098 R)
• M40: 81,560,759 km (0.118 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 414 - 15,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit