🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.5 AU - 0.58 AU

Year: 170 Days

Day: 35.6 Hours

Environment

Temp: 77 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.11 AU - 1.55 AU

Year: 656 Days

Day: 43 Hours

Environment

Temp: -83 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,745,999 km

• M1: 331,210 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.52 AU - 1.52 AU

Year: 801 Days

Day: 12.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.6

Radius: 13.4

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.71 AU - 6.69 AU

Year: 6600 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 118.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,745,999 km

• M1: 166,652 km (0.11 R)
• M2: 691,591 km (0.109 R)
• M3: 1,599,500 km (0.045 R)
• M4: 2,230,355 km (0.072 R)
• M5: 3,879,970 km (0.068 R)
• M6: 4,365,864 km (0.095 R)
• M7: 5,058,502 km (0.062 R)
• M8: 5,610,219 km (0.12 R)
• M9: 6,496,437 km (0.112 R)
• M10: 7,584,313 km (0.102 R)
• M11: 8,467,389 km (0.107 R)
• M12: 9,547,037 km (0.088 R)
• M13: 10,075,417 km (0.106 R)
• M14: 13,177,029 km (0.106 R)
• M15: 19,258,183 km (0.078 R)
• M16: 24,623,810 km (0.117 R)
• M17: 29,317,592 km (0.12 R)
• M18: 30,436,136 km (0.106 R)
• M19: 32,758,643 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.5

Radius: 13.7

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 7.3 AU - 11.46 AU

Year: 12281 Days

Day: 11.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,745,999 km

• M1: 170,392 km (0.114 R)
• M2: 615,894 km (0.091 R)
• M3: 1,146,069 km (0.098 R)
• M4: 1,587,084 km (0.102 R)
• M5: 2,160,792 km (0.086 R)
• M6: 2,599,712 km (0.109 R)
• M7: 3,383,455 km (0.094 R)
• M8: 3,831,800 km (0.108 R)
• M9: 5,329,125 km (0.092 R)
• M10: 6,419,544 km (0.081 R)
• M11: 8,863,823 km (0.112 R)
• M12: 10,737,537 km (0.11 R)
• M13: 12,252,514 km (0.039 R)
• M14: 13,204,406 km (0.094 R)
• M15: 15,255,841 km (0.105 R)
• M16: 16,159,412 km (0.112 R)
• M17: 28,874,184 km (0.078 R)
• M18: 29,757,859 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.6

Radius: 8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 9.54 AU - 10.96 AU

Year: 14029 Days

Day: 16.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,745,999 km

• M1: 106,065 km (0.039 R)
• M2: 379,231 km (0.1 R)
• M3: 946,805 km (0.106 R)
• M4: 2,814,534 km (0.035 R)
• M5: 3,308,955 km (0.08 R)
• M6: 3,885,356 km (0.08 R)
• M7: 6,439,291 km (0.06 R)
• M8: 6,692,859 km (0.103 R)
• M9: 11,556,286 km (0.086 R)
• M10: 12,876,936 km (0.06 R)
• M11: 13,991,739 km (0.079 R)
• M12: 14,418,243 km (0.095 R)
• M13: 18,655,752 km (0.056 R)
• M14: 19,927,334 km (0.117 R)
• M15: 22,228,299 km (0.03 R)
• M16: 38,527,884 km (0.054 R)
• M17: 40,093,725 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.1

Radius: 7

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 10.13 AU - 12.97 AU

Year: 16780 Days

Day: 18.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,745,999 km

• M1: 91,105 km (0.066 R)
• M2: 375,042 km (0.054 R)
• M3: 631,752 km (0.1 R)
• M4: 1,030,430 km (0.106 R)
• M5: 1,327,831 km (0.074 R)
• M6: 3,012,004 km (0.068 R)
• M7: 3,680,706 km (0.119 R)
• M8: 4,079,684 km (0.116 R)
• M9: 4,382,021 km (0.035 R)
• M10: 6,008,299 km (0.116 R)
• M11: 7,724,785 km (0.113 R)
• M12: 8,427,297 km (0.076 R)
• M13: 8,719,910 km (0.1 R)
• M14: 9,744,506 km (0.074 R)
• M15: 10,286,050 km (0.074 R)
• M16: 10,847,342 km (0.092 R)
• M17: 11,969,774 km (0.114 R)
• M18: 13,037,903 km (0.082 R)
• M19: 13,298,204 km (0.081 R)
• M20: 13,628,516 km (0.1 R)
• M21: 15,362,654 km (0.107 R)
• M22: 16,021,334 km (0.118 R)
• M23: 19,430,968 km (0.119 R)
• M24: 20,375,230 km (0.095 R)
• M25: 21,893,948 km (0.069 R)
• M26: 24,066,857 km (0.097 R)
• M27: 27,536,181 km (0.07 R)
• M28: 31,792,240 km (0.04 R)
• M29: 33,953,331 km (0.118 R)
• M30: 34,199,270 km (0.1 R)
• M31: 38,833,214 km (0.07 R)
• M32: 39,780,467 km (0.076 R)
• M33: 57,974,112 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 11,025 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit