🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.5 AU - 0.52 AU

Year: 139 Days

Day: 30.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.89 AU - 1.23 AU

Year: 418 Days

Day: 47 Hours

Environment

Temp: 13 °C

Axial Tilt: 7.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.23 AU - 1.23 AU

Year: 522 Days

Day: 13.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.3 AU - 1.66 AU

Year: 689 Days

Day: 42 Hours

Environment

Temp: -48 °C

Axial Tilt: 154 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,099,148 km

• M1: 21,692 km (0.114 R)
• M2: 45,777 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.84 AU - 2.52 AU

Year: 1232 Days

Day: 42.2 Hours

Environment

Temp: -93 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2 AU - 2.76 AU

Year: 1406 Days

Day: 13.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,099,148 km

• M1: 978,819 km (0.068 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.8

Radius: 14.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.56 AU - 7.98 AU

Year: 7505 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,099,148 km

• M1: 183,856 km (0.096 R)
• M2: 663,018 km (0.035 R)
• M3: 1,203,365 km (0.072 R)
• M4: 1,713,045 km (0.104 R)
• M5: 2,729,264 km (0.101 R)
• M6: 4,297,049 km (0.118 R)
• M7: 6,267,253 km (0.058 R)
• M8: 6,969,017 km (0.06 R)
• M9: 7,606,154 km (0.1 R)
• M10: 9,800,306 km (0.086 R)
• M11: 13,045,533 km (0.12 R)
• M12: 14,250,992 km (0.049 R)
• M13: 17,283,790 km (0.092 R)
• M14: 17,896,992 km (0.085 R)
• M15: 19,457,297 km (0.092 R)
• M16: 20,647,797 km (0.101 R)
• M17: 25,112,546 km (0.045 R)
• M18: 26,793,876 km (0.103 R)
• M19: 27,615,917 km (0.078 R)
• M20: 29,503,094 km (0.06 R)
• M21: 31,374,114 km (0.07 R)
• M22: 31,879,456 km (0.115 R)
• M23: 33,743,595 km (0.114 R)
• M24: 34,487,844 km (0.04 R)
• M25: 35,134,556 km (0.095 R)
• M26: 36,452,064 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.2

Radius: 7.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 11.46 AU - 12.76 AU

Year: 16136 Days

Day: 16.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,099,148 km

• M1: 132,245 km (0.113 R)
• M2: 480,658 km (0.105 R)
• M3: 1,264,551 km (0.047 R)
• M4: 1,588,580 km (0.1 R)
• M5: 2,130,274 km (0.099 R)
• M6: 2,739,436 km (0.033 R)
• M7: 2,995,847 km (0.097 R)
• M8: 3,343,961 km (0.059 R)
• M9: 4,792,218 km (0.079 R)
• M10: 5,750,841 km (0.082 R)
• M11: 7,905,200 km (0.101 R)
• M12: 12,713,425 km (0.082 R)
• M13: 17,031,718 km (0.07 R)
• M14: 18,806,696 km (0.074 R)
• M15: 20,701,353 km (0.087 R)
• M16: 22,033,074 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.6

Radius: 7.8

Gravity: 12.4 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 12.36 AU - 13.22 AU

Year: 17514 Days

Day: 24.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,099,148 km

• M1: 98,884 km (0.036 R)
• M2: 385,663 km (0.089 R)
• M3: 959,670 km (0.115 R)
• M4: 1,495,231 km (0.118 R)
• M5: 2,472,853 km (0.099 R)
• M6: 3,310,601 km (0.119 R)
• M7: 4,591,458 km (0.029 R)
• M8: 5,343,038 km (0.107 R)
• M9: 5,928,414 km (0.104 R)
• M10: 6,174,203 km (0.098 R)
• M11: 6,426,725 km (0.099 R)
• M12: 8,040,886 km (0.105 R)
• M13: 9,737,924 km (0.114 R)
• M14: 12,113,089 km (0.063 R)
• M15: 15,534,841 km (0.066 R)
• M16: 16,805,226 km (0.105 R)
• M17: 18,057,959 km (0.043 R)
• M18: 18,488,950 km (0.088 R)
• M19: 18,838,710 km (0.108 R)
• M20: 22,583,145 km (0.108 R)
• M21: 23,285,806 km (0.078 R)
• M22: 25,914,540 km (0.093 R)
• M23: 26,573,668 km (0.058 R)
• M24: 27,131,519 km (0.107 R)
• M25: 35,917,102 km (0.111 R)
• M26: 39,701,779 km (0.088 R)
• M27: 43,435,742 km (0.103 R)
• M28: 44,054,179 km (0.06 R)
• M29: 45,150,433 km (0.1 R)
• M30: 49,717,805 km (0.073 R)
• M31: 50,564,529 km (0.092 R)
• M32: 58,060,579 km (0.117 R)
• M33: 58,435,023 km (0.113 R)
• M34: 60,331,026 km (0.094 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863

Radius: 5.8

Gravity: 25.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.15 AU - 15.77 AU

Year: 19971 Days

Day: 24.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,099,148 km

• M1: 76,594 km (0.098 R)
• M2: 265,087 km (0.104 R)
• M3: 468,092 km (0.085 R)
• M4: 738,265 km (0.085 R)
• M5: 1,083,238 km (0.079 R)
• M6: 1,416,243 km (0.094 R)
• M7: 1,741,020 km (0.104 R)
• M8: 3,128,391 km (0.076 R)
• M9: 3,804,274 km (0.092 R)
• M10: 5,013,174 km (0.076 R)
• M11: 6,639,453 km (0.104 R)
• M12: 9,604,782 km (0.074 R)
• M13: 10,387,179 km (0.068 R)
• M14: 15,747,719 km (0.099 R)
• M15: 16,409,989 km (0.096 R)
• M16: 18,782,461 km (0.085 R)
• M17: 20,194,516 km (0.066 R)
• M18: 27,490,105 km (0.108 R)
• M19: 27,847,195 km (0.095 R)
• M20: 29,430,539 km (0.058 R)
• M21: 30,561,199 km (0.052 R)
• M22: 35,094,164 km (0.09 R)
• M23: 37,666,201 km (0.097 R)
• M24: 39,298,463 km (0.047 R)
• M25: 39,903,437 km (0.034 R)
• M26: 44,804,562 km (0.098 R)
• M27: 46,804,835 km (0.104 R)
• M28: 49,212,613 km (0.108 R)
• M29: 50,446,945 km (0.038 R)
• M30: 55,971,295 km (0.106 R)
• M31: 58,289,314 km (0.085 R)
• M32: 63,945,610 km (0.078 R)
• M33: 65,626,342 km (0.112 R)
• M34: 71,068,413 km (0.118 R)
• M35: 76,099,689 km (0.05 R)
• M36: 80,631,457 km (0.105 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: 265 - 19,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit