🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.56 AU - 0.66 AU

Year: 313 Days

Day: 15.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,112,366 km

• M1: 51,611 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.2

Radius: 12.2

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.74 AU - 1.02 AU

Year: 542 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,112,366 km

• M1: 151,991 km (0.101 R)
• M2: 558,150 km (0.06 R)
• M3: 1,056,610 km (0.075 R)
• M4: 1,560,306 km (0.034 R)
• M5: 1,946,268 km (0.096 R)
• M6: 2,801,968 km (0.071 R)
• M7: 3,810,707 km (0.041 R)
• M8: 4,263,988 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924

Radius: 14.2

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.31 AU - 1.53 AU

Year: 1110 Days

Day: 14.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,112,366 km

• M1: 176,525 km (0.056 R)
• M2: 680,371 km (0.109 R)
• M3: 1,128,417 km (0.057 R)
• M4: 1,683,574 km (0.087 R)
• M5: 2,138,950 km (0.09 R)
• M6: 2,793,740 km (0.101 R)
• M7: 3,263,478 km (0.12 R)
• M8: 3,754,159 km (0.095 R)
• M9: 4,583,380 km (0.1 R)
• M10: 5,365,178 km (0.109 R)
• M11: 5,964,168 km (0.107 R)
• M12: 6,751,202 km (0.101 R)
• M13: 7,979,401 km (0.113 R)
• M14: 8,704,502 km (0.092 R)
• M15: 9,261,754 km (0.085 R)
• M16: 9,842,792 km (0.096 R)
• M17: 10,545,902 km (0.056 R)
• M18: 11,350,888 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.5

Radius: 12.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.42 AU - 1.48 AU

Year: 1145 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,112,366 km

• M1: 157,975 km (0.076 R)
• M2: 616,642 km (0.088 R)
• M3: 1,469,201 km (0.063 R)
• M4: 1,899,295 km (0.031 R)
• M5: 2,331,932 km (0.09 R)
• M6: 2,791,047 km (0.114 R)
• M7: 3,844,665 km (0.118 R)
• M8: 4,327,118 km (0.115 R)
• M9: 5,086,926 km (0.05 R)
• M10: 6,159,842 km (0.118 R)
• M11: 6,872,676 km (0.052 R)
• M12: 7,773,105 km (0.106 R)
• M13: 8,406,652 km (0.057 R)
• M14: 10,384,785 km (0.064 R)
• M15: 10,781,519 km (0.104 R)
• M16: 11,996,852 km (0.077 R)
• M17: 12,397,026 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.1

Radius: 9.3

Gravity: 10.56 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.71 AU - 2.67 AU

Year: 2126 Days

Day: 8.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,112,366 km

• M1: 115,639 km (0.119 R)
• M2: 762,650 km (0.105 R)
• M3: 1,084,884 km (0.109 R)
• M4: 1,621,342 km (0.085 R)
• M5: 2,030,043 km (0.043 R)
• M6: 2,380,850 km (0.082 R)
• M7: 3,273,949 km (0.07 R)
• M8: 3,816,391 km (0.078 R)
• M9: 4,545,083 km (0.085 R)
• M10: 6,942,089 km (0.089 R)
• M11: 8,476,814 km (0.111 R)
• M12: 8,910,348 km (0.057 R)
• M13: 9,713,539 km (0.04 R)
• M14: 10,188,513 km (0.095 R)
• M15: 10,488,456 km (0.043 R)
• M16: 12,498,752 km (0.025 R)
• M17: 12,886,061 km (0.089 R)
• M18: 15,332,286 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.1

Radius: 10.5

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.87 AU - 2.79 AU

Year: 2333 Days

Day: 10.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,112,366 km

• M1: 130,599 km (0.085 R)
• M2: 504,145 km (0.118 R)
• M3: 924,515 km (0.092 R)
• M4: 1,409,362 km (0.073 R)
• M5: 1,841,550 km (0.063 R)
• M6: 2,283,312 km (0.108 R)
• M7: 2,855,075 km (0.104 R)
• M8: 3,467,978 km (0.096 R)
• M9: 4,285,081 km (0.038 R)
• M10: 6,561,811 km (0.072 R)
• M11: 8,330,806 km (0.112 R)
• M12: 8,843,179 km (0.071 R)
• M13: 12,453,275 km (0.111 R)
• M14: 12,869,606 km (0.097 R)
• M15: 14,219,427 km (0.075 R)
• M16: 14,952,008 km (0.06 R)
• M17: 16,842,925 km (0.079 R)

Asteroid Belt

Center: 4.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 626.9

Radius: 5.1

Gravity: 24.1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.17 AU - 8.55 AU

Year: 11787 Days

Day: 22.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 31,112,366 km

• M1: 63,429 km (0.096 R)
• M2: 436,227 km (0.112 R)
• M3: 719,416 km (0.12 R)
• M4: 903,272 km (0.087 R)
• M5: 1,118,693 km (0.107 R)
• M6: 1,593,666 km (0.106 R)
• M7: 2,101,850 km (0.058 R)
• M8: 2,325,499 km (0.112 R)
• M9: 2,648,182 km (0.058 R)
• M10: 3,187,482 km (0.096 R)
• M11: 4,101,226 km (0.117 R)
• M12: 4,391,745 km (0.112 R)
• M13: 4,884,670 km (0.119 R)
• M14: 5,379,689 km (0.049 R)
• M15: 6,742,974 km (0.095 R)
• M16: 7,106,497 km (0.057 R)
• M17: 8,230,127 km (0.096 R)
• M18: 9,567,532 km (0.086 R)
• M19: 10,824,004 km (0.112 R)
• M20: 11,605,504 km (0.119 R)
• M21: 14,045,295 km (0.077 R)
• M22: 14,571,281 km (0.092 R)
• M23: 17,249,981 km (0.104 R)
• M24: 21,336,696 km (0.075 R)
• M25: 22,562,052 km (0.082 R)
• M26: 23,192,008 km (0.062 R)
• M27: 26,617,949 km (0.062 R)
• M28: 26,917,893 km (0.108 R)
• M29: 27,933,662 km (0.102 R)
• M30: 29,080,330 km (0.097 R)
• M31: 30,041,496 km (0.064 R)
• M32: 32,822,371 km (0.093 R)
• M33: 35,891,671 km (0.099 R)
• M34: 43,278,814 km (0.089 R)
• M35: 45,520,837 km (0.089 R)
• M36: 50,234,965 km (0.095 R)
• M37: 50,539,995 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42.5

Radius: 7.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.76 AU - 12.4 AU

Year: 20994 Days

Day: 24.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,112,366 km

• M1: 96,640 km (0.112 R)
• M2: 671,694 km (0.095 R)
• M3: 1,281,605 km (0.053 R)
• M4: 2,279,572 km (0.108 R)
• M5: 5,226,950 km (0.033 R)
• M6: 16,947,644 km (0.071 R)
• M7: 18,544,601 km (0.092 R)
• M8: 18,875,661 km (0.054 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 14,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit