🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.75 AU - 1.97 AU

Year: 887 Days

Day: 21.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,314,912 km

• M1: 90,507 km (0.091 R)
• M2: 161,267 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.71 AU - 2.67 AU

Year: 1134 Days

Day: 19 Hours

Environment

Temp: -52 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,314,912 km

• M1: 1,294,022 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.86 AU - 3.08 AU

Year: 1358 Days

Day: 20.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,314,912 km

• M1: 103,522 km (0.099 R)
• M2: 161,566 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.36 AU - 2.72 AU

Year: 1416 Days

Day: 30.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.4

Radius: 8.5

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.95 AU - 12.85 AU

Year: 11733 Days

Day: 10.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,314,912 km

• M1: 105,766 km (0.058 R)
• M2: 471,532 km (0.084 R)
• M3: 766,839 km (0.06 R)
• M4: 1,238,371 km (0.116 R)
• M5: 2,066,395 km (0.101 R)
• M6: 2,506,961 km (0.106 R)
• M7: 2,805,110 km (0.092 R)
• M8: 3,321,671 km (0.106 R)
• M9: 3,655,873 km (0.115 R)
• M10: 4,392,193 km (0.033 R)
• M11: 6,743,124 km (0.079 R)
• M12: 7,029,305 km (0.114 R)
• M13: 7,495,452 km (0.106 R)
• M14: 8,256,306 km (0.101 R)
• M15: 9,265,943 km (0.073 R)
• M16: 9,931,055 km (0.098 R)
• M17: 10,792,738 km (0.101 R)
• M18: 13,547,583 km (0.081 R)
• M19: 19,562,914 km (0.114 R)
• M20: 20,315,391 km (0.115 R)
• M21: 22,871,869 km (0.115 R)
• M22: 23,989,814 km (0.057 R)
• M23: 24,274,947 km (0.063 R)
• M24: 26,739,273 km (0.118 R)
• M25: 28,613,734 km (0.102 R)
• M26: 31,360,202 km (0.032 R)
• M27: 34,397,786 km (0.069 R)
• M28: 35,248,101 km (0.052 R)
• M29: 36,112,178 km (0.093 R)
• M30: 38,658,932 km (0.071 R)
• M31: 42,560,744 km (0.057 R)
• M32: 50,200,408 km (0.071 R)
• M33: 53,044,263 km (0.109 R)
• M34: 54,834,052 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.4

Radius: 14.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 8.6 AU - 12.2 AU

Year: 11733 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 152.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,314,912 km

• M1: 184,305 km (0.108 R)
• M2: 746,344 km (0.066 R)
• M3: 1,633,758 km (0.072 R)
• M4: 2,208,962 km (0.079 R)
• M5: 3,248,967 km (0.086 R)
• M6: 4,091,951 km (0.109 R)
• M7: 5,234,429 km (0.117 R)
• M8: 6,286,701 km (0.086 R)
• M9: 7,116,221 km (0.08 R)
• M10: 7,639,963 km (0.062 R)
• M11: 8,585,123 km (0.107 R)
• M12: 9,850,421 km (0.091 R)
• M13: 11,671,476 km (0.086 R)
• M14: 12,575,047 km (0.096 R)
• M15: 16,108,549 km (0.092 R)
• M16: 20,659,017 km (0.088 R)
• M17: 22,406,021 km (0.073 R)
• M18: 23,359,558 km (0.12 R)
• M19: 26,573,967 km (0.089 R)
• M20: 28,237,196 km (0.077 R)
• M21: 29,658,227 km (0.109 R)
• M22: 34,893,255 km (0.111 R)
• M23: 46,173,532 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.7

Radius: 6.5

Gravity: 18 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 13.95 AU - 15.93 AU

Year: 20202 Days

Day: 24.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,314,912 km

• M1: 102,624 km (0.109 R)
• M2: 332,556 km (0.112 R)
• M3: 814,710 km (0.081 R)
• M4: 1,122,433 km (0.114 R)
• M5: 1,506,002 km (0.055 R)
• M6: 1,801,757 km (0.111 R)
• M7: 3,306,711 km (0.078 R)
• M8: 3,536,942 km (0.082 R)
• M9: 5,826,987 km (0.045 R)
• M10: 6,078,610 km (0.101 R)
• M11: 6,694,056 km (0.109 R)
• M12: 6,970,214 km (0.085 R)
• M13: 7,350,192 km (0.108 R)
• M14: 9,867,924 km (0.107 R)
• M15: 11,095,076 km (0.056 R)
• M16: 12,283,631 km (0.092 R)
• M17: 12,628,304 km (0.116 R)
• M18: 15,224,575 km (0.081 R)
• M19: 17,803,643 km (0.104 R)
• M20: 24,343,912 km (0.068 R)
• M21: 30,404,122 km (0.099 R)
• M22: 31,417,647 km (0.081 R)
• M23: 35,004,555 km (0.093 R)
• M24: 41,728,232 km (0.051 R)
• M25: 43,773,534 km (0.045 R)
• M26: 49,090,990 km (0.115 R)
• M27: 52,443,478 km (0.107 R)
• M28: 57,849,796 km (0.102 R)
• M29: 60,587,886 km (0.048 R)
• M30: 61,787,212 km (0.12 R)
• M31: 68,237,573 km (0.033 R)
• M32: 72,853,116 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.1

Radius: 3.2

Gravity: 47.28 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.9 AU - 20.52 AU

Year: 23897 Days

Day: 19 Hours

Environment

Temp: -186 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,314,912 km

• M1: 39,793 km (0.072 R)
• M2: 499,657 km (0.097 R)
• M3: 1,491,640 km (0.045 R)
• M4: 1,643,482 km (0.094 R)
• M5: 2,933,165 km (0.104 R)
• M6: 3,037,734 km (0.094 R)
• M7: 6,405,182 km (0.063 R)
• M8: 10,702,980 km (0.09 R)
• M9: 12,319,235 km (0.07 R)
• M10: 13,009,031 km (0.119 R)
• M11: 14,239,922 km (0.084 R)
• M12: 18,130,514 km (0.065 R)
• M13: 22,068,379 km (0.101 R)
• M14: 31,579,063 km (0.065 R)
• M15: 32,996,802 km (0.049 R)
• M16: 33,127,850 km (0.088 R)
• M17: 34,054,160 km (0.086 R)
• M18: 40,425,533 km (0.106 R)
• M19: 41,788,520 km (0.088 R)
• M20: 55,459,222 km (0.116 R)
• M21: 56,576,269 km (0.114 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 152 - 11,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit