🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.72 AU - 0.8 AU

Year: 234 Days

Day: 26.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 7.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.58 AU - 2.02 AU

Year: 853 Days

Day: 36.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.56 AU - 2.44 AU

Year: 999 Days

Day: 44.2 Hours

Environment

Temp: -57 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,046,307 km

• M1: 299,794 km (0.116 R)
• M2: 702,811 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.58 AU - 4.38 AU

Year: 2804 Days

Day: 39.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.7

Radius: 11.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 5.75 AU - 6.27 AU

Year: 5202 Days

Day: 8.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 87,046,307 km

• M1: 143,165 km (0.104 R)
• M2: 522,396 km (0.113 R)
• M3: 970,741 km (0.111 R)
• M4: 1,584,989 km (0.104 R)
• M5: 2,030,193 km (0.099 R)
• M6: 2,830,093 km (0.087 R)
• M7: 5,316,110 km (0.071 R)
• M8: 9,838,304 km (0.054 R)
• M9: 13,329,320 km (0.074 R)
• M10: 18,821,955 km (0.106 R)
• M11: 19,273,292 km (0.053 R)
• M12: 19,997,196 km (0.069 R)
• M13: 20,807,418 km (0.105 R)
• M14: 23,148,775 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 13.4

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 7.06 AU - 10.14 AU

Year: 8905 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 87,046,307 km

• M1: 176,077 km (0.078 R)
• M2: 606,320 km (0.115 R)
• M3: 1,120,638 km (0.107 R)
• M4: 1,560,156 km (0.047 R)
• M5: 4,482,401 km (0.118 R)
• M6: 6,169,715 km (0.069 R)
• M7: 10,263,162 km (0.113 R)
• M8: 11,600,567 km (0.064 R)
• M9: 12,436,969 km (0.092 R)
• M10: 17,423,215 km (0.06 R)
• M11: 17,998,419 km (0.106 R)
• M12: 18,520,216 km (0.12 R)
• M13: 19,052,186 km (0.083 R)
• M14: 24,388,642 km (0.091 R)
• M15: 31,017,024 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.3

Radius: 10

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.13 AU - 9.67 AU

Year: 10176 Days

Day: 7.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,046,307 km

• M1: 149,149 km (0.048 R)
• M2: 772,823 km (0.12 R)
• M3: 2,001,620 km (0.088 R)
• M4: 3,372,235 km (0.094 R)
• M5: 3,859,625 km (0.103 R)
• M6: 5,026,788 km (0.111 R)
• M7: 7,295,888 km (0.097 R)
• M8: 10,804,856 km (0.105 R)
• M9: 15,522,125 km (0.101 R)
• M10: 15,852,438 km (0.09 R)
• M11: 16,641,566 km (0.115 R)
• M12: 17,045,780 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.9

Radius: 12.2

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.12 AU - 12.6 AU

Year: 11774 Days

Day: 7.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,046,307 km

• M1: 153,188 km (0.061 R)
• M2: 654,939 km (0.058 R)
• M3: 1,421,180 km (0.055 R)
• M4: 4,563,633 km (0.063 R)
• M5: 4,998,962 km (0.116 R)
• M6: 6,385,585 km (0.062 R)
• M7: 8,014,108 km (0.083 R)
• M8: 11,760,038 km (0.102 R)
• M9: 12,912,391 km (0.118 R)
• M10: 13,393,797 km (0.091 R)
• M11: 15,494,599 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134

Radius: 4.9

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 11.42 AU - 17.98 AU

Year: 19901 Days

Day: 16.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 87,046,307 km

• M1: 60,886 km (0.072 R)
• M2: 330,312 km (0.087 R)
• M3: 497,862 km (0.11 R)
• M4: 1,224,309 km (0.094 R)
• M5: 1,804,150 km (0.103 R)
• M6: 2,895,766 km (0.085 R)
• M7: 3,068,851 km (0.104 R)
• M8: 3,459,600 km (0.118 R)
• M9: 4,174,828 km (0.096 R)
• M10: 4,772,471 km (0.081 R)
• M11: 6,906,934 km (0.108 R)
• M12: 7,216,900 km (0.069 R)
• M13: 8,331,853 km (0.098 R)
• M14: 11,106,146 km (0.114 R)
• M15: 18,682,081 km (0.115 R)
• M16: 20,763,586 km (0.035 R)
• M17: 21,572,163 km (0.039 R)
• M18: 23,598,167 km (0.101 R)
• M19: 24,123,704 km (0.101 R)
• M20: 26,024,943 km (0.1 R)
• M21: 26,869,573 km (0.089 R)
• M22: 30,225,203 km (0.037 R)
• M23: 31,790,445 km (0.045 R)
• M24: 33,190,083 km (0.082 R)
• M25: 33,849,660 km (0.103 R)
• M26: 41,185,640 km (0.105 R)
• M27: 41,438,461 km (0.049 R)
• M28: 43,367,675 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.3

Radius: 3.6

Gravity: 28.96 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 18.91 AU - 22.33 AU

Year: 33062 Days

Day: 21 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 87,046,307 km

• M1: 45,927 km (0.065 R)
• M2: 850,464 km (0.109 R)
• M3: 1,075,908 km (0.059 R)
• M4: 1,934,300 km (0.111 R)
• M5: 2,324,003 km (0.119 R)
• M6: 2,441,138 km (0.098 R)
• M7: 2,868,988 km (0.026 R)
• M8: 3,464,238 km (0.068 R)
• M9: 4,415,980 km (0.05 R)
• M10: 5,910,313 km (0.116 R)
• M11: 6,129,174 km (0.104 R)
• M12: 6,723,527 km (0.119 R)
• M13: 9,193,388 km (0.041 R)
• M14: 11,653,674 km (0.114 R)
• M15: 14,362,293 km (0.064 R)
• M16: 14,519,670 km (0.092 R)
• M17: 16,327,112 km (0.099 R)
• M18: 18,278,915 km (0.114 R)
• M19: 19,406,584 km (0.089 R)
• M20: 21,183,657 km (0.089 R)
• M21: 23,066,196 km (0.087 R)
• M22: 25,745,794 km (0.099 R)
• M23: 26,211,641 km (0.07 R)
• M24: 27,764,467 km (0.078 R)
• M25: 29,125,509 km (0.033 R)
• M26: 32,925,594 km (0.106 R)
• M27: 36,019,278 km (0.104 R)
• M28: 42,130,650 km (0.064 R)
• M29: 43,266,547 km (0.089 R)
• M30: 43,924,777 km (0.107 R)
• M31: 45,769,169 km (0.1 R)
• M32: 53,098,268 km (0.094 R)
• M33: 55,189,796 km (0.034 R)
• M34: 58,328,958 km (0.091 R)
• M35: 70,931,980 km (0.095 R)
• M36: 79,448,736 km (0.081 R)
• M37: 83,189,730 km (0.111 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 20,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit