🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.68 AU - 2.42 AU

Year: 1083 Days

Day: 31.9 Hours

Environment

Temp: -70 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.87 AU - 4.13 AU

Year: 2416 Days

Day: 21.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.88 AU - 4.58 AU

Year: 2658 Days

Day: 43.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,590,907 km

• M1: 37,848 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.6

Radius: 11.7

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.56 AU - 5.38 AU

Year: 4088 Days

Day: 12.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,590,907 km

• M1: 145,559 km (0.115 R)
• M2: 625,917 km (0.108 R)
• M3: 1,486,704 km (0.088 R)
• M4: 2,017,028 km (0.047 R)
• M5: 2,852,083 km (0.108 R)
• M6: 4,009,821 km (0.09 R)
• M7: 5,644,178 km (0.049 R)
• M8: 6,142,937 km (0.101 R)
• M9: 7,071,043 km (0.082 R)
• M10: 8,021,587 km (0.095 R)
• M11: 10,135,854 km (0.106 R)
• M12: 11,915,022 km (0.088 R)
• M13: 12,691,285 km (0.034 R)
• M14: 13,696,433 km (0.091 R)
• M15: 14,093,017 km (0.089 R)
• M16: 14,961,283 km (0.108 R)
• M17: 15,648,984 km (0.064 R)
• M18: 16,804,478 km (0.073 R)
• M19: 17,431,892 km (0.109 R)
• M20: 17,839,396 km (0.059 R)
• M21: 20,354,735 km (0.049 R)
• M22: 20,871,745 km (0.078 R)
• M23: 21,265,337 km (0.119 R)
• M24: 22,750,844 km (0.102 R)
• M25: 23,660,549 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.5

Radius: 10.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 8.37 AU - 10.76 AU

Year: 10906 Days

Day: 10.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,590,907 km

• M1: 143,614 km (0.104 R)
• M2: 487,839 km (0.096 R)
• M3: 1,807,741 km (0.067 R)
• M4: 2,289,895 km (0.105 R)
• M5: 2,896,215 km (0.092 R)
• M6: 3,819,234 km (0.111 R)
• M7: 5,556,663 km (0.097 R)
• M8: 6,617,312 km (0.073 R)
• M9: 8,006,029 km (0.056 R)
• M10: 20,034,596 km (0.06 R)
• M11: 26,578,306 km (0.065 R)
• M12: 32,535,592 km (0.073 R)
• M13: 37,830,758 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.8

Radius: 3.3

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 13.63 AU - 15.87 AU

Year: 20901 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,590,907 km

• M1: 40,990 km (0.097 R)
• M2: 179,817 km (0.115 R)
• M3: 546,631 km (0.058 R)
• M4: 800,797 km (0.088 R)
• M5: 955,033 km (0.082 R)
• M6: 1,510,938 km (0.068 R)
• M7: 1,641,089 km (0.07 R)
• M8: 1,810,134 km (0.113 R)
• M9: 2,446,075 km (0.03 R)
• M10: 2,771,749 km (0.07 R)
• M11: 3,011,854 km (0.115 R)
• M12: 3,949,234 km (0.076 R)
• M13: 5,869,921 km (0.086 R)
• M14: 6,155,952 km (0.035 R)
• M15: 10,924,534 km (0.061 R)
• M16: 13,020,251 km (0.07 R)
• M17: 13,506,145 km (0.094 R)
• M18: 14,513,985 km (0.115 R)
• M19: 21,633,049 km (0.113 R)
• M20: 23,184,977 km (0.113 R)
• M21: 23,361,802 km (0.079 R)
• M22: 26,028,982 km (0.099 R)
• M23: 28,485,379 km (0.062 R)
• M24: 31,958,294 km (0.081 R)
• M25: 33,513,065 km (0.101 R)
• M26: 34,080,489 km (0.077 R)
• M27: 39,226,207 km (0.077 R)
• M28: 41,525,527 km (0.115 R)
• M29: 43,778,321 km (0.108 R)
• M30: 44,048,495 km (0.064 R)

Asteroid Belt

Center: 15.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.6

Radius: 7.6

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 12.9 AU - 19.92 AU

Year: 24527 Days

Day: 23.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,590,907 km

• M1: 122,670 km (0.04 R)
• M2: 439,818 km (0.106 R)
• M3: 1,564,046 km (0.119 R)
• M4: 2,591,634 km (0.056 R)
• M5: 3,765,678 km (0.078 R)
• M6: 7,833,094 km (0.12 R)
• M7: 8,134,683 km (0.047 R)
• M8: 8,707,494 km (0.106 R)
• M9: 9,195,931 km (0.054 R)
• M10: 10,956,698 km (0.113 R)
• M11: 14,977,739 km (0.107 R)
• M12: 15,997,398 km (0.044 R)
• M13: 27,115,512 km (0.035 R)
• M14: 27,922,592 km (0.113 R)
• M15: 29,584,774 km (0.066 R)
• M16: 30,316,906 km (0.074 R)
• M17: 38,459,518 km (0.039 R)
• M18: 39,477,980 km (0.077 R)
• M19: 40,514,395 km (0.083 R)
• M20: 40,963,936 km (0.067 R)
• M21: 48,618,710 km (0.117 R)
• M22: 54,582,877 km (0.098 R)
• M23: 59,266,936 km (0.045 R)
• M24: 60,234,835 km (0.049 R)
• M25: 72,464,311 km (0.066 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: 542 - 20,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit