🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.59 AU - 0.91 AU

Year: 245 Days

Day: 39.9 Hours

Environment

Temp: 113 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 105,212,368 km

• M1: 83,924 km (0.108 R)
• M2: 114,742 km (0.038 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.18 AU - 1.2 AU

Year: 489 Days

Day: 43.9 Hours

Environment

Temp: -4 °C

Axial Tilt: 156.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,212,368 km

• M1: 120,875 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.99 AU - 1.53 AU

Year: 533 Days

Day: 30.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.33 AU - 2.11 AU

Year: 850 Days

Day: 24 Hours

Environment

Temp: -63 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,212,368 km

• M1: 141,370 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.5 AU - 2.56 AU

Year: 1516 Days

Day: 13.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.73 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.8

Radius: 11.4

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.18 AU - 5.66 AU

Year: 4111 Days

Day: 10.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,212,368 km

• M1: 141,819 km (0.072 R)
• M2: 662,719 km (0.101 R)
• M3: 1,043,744 km (0.048 R)
• M4: 1,633,758 km (0.034 R)
• M5: 2,225,568 km (0.118 R)
• M6: 2,679,597 km (0.118 R)
• M7: 3,083,212 km (0.109 R)
• M8: 3,733,963 km (0.109 R)
• M9: 4,522,194 km (0.075 R)
• M10: 5,527,641 km (0.033 R)
• M11: 6,520,522 km (0.055 R)
• M12: 7,223,932 km (0.088 R)
• M13: 7,594,186 km (0.098 R)
• M14: 8,669,197 km (0.114 R)
• M15: 10,256,879 km (0.088 R)
• M16: 10,812,485 km (0.12 R)
• M17: 15,779,583 km (0.046 R)
• M18: 16,405,052 km (0.078 R)
• M19: 19,394,018 km (0.099 R)
• M20: 19,783,421 km (0.068 R)
• M21: 23,453,206 km (0.052 R)
• M22: 25,255,113 km (0.109 R)
• M23: 25,875,944 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622

Radius: 5.4

Gravity: 21.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 14.91 AU - 18.01 AU

Year: 25158 Days

Day: 23.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 105,212,368 km

• M1: 67,169 km (0.119 R)
• M2: 287,826 km (0.098 R)
• M3: 1,812,677 km (0.038 R)
• M4: 3,150,232 km (0.078 R)
• M5: 3,559,532 km (0.097 R)
• M6: 4,377,533 km (0.079 R)
• M7: 4,664,013 km (0.073 R)
• M8: 5,516,721 km (0.12 R)
• M9: 6,468,762 km (0.027 R)
• M10: 7,576,235 km (0.029 R)
• M11: 8,363,419 km (0.061 R)
• M12: 9,261,455 km (0.111 R)
• M13: 12,199,706 km (0.097 R)
• M14: 13,726,801 km (0.102 R)
• M15: 15,376,866 km (0.1 R)
• M16: 15,788,410 km (0.11 R)
• M17: 16,122,911 km (0.064 R)
• M18: 19,349,138 km (0.086 R)
• M19: 20,414,724 km (0.054 R)
• M20: 24,956,515 km (0.078 R)
• M21: 28,743,136 km (0.056 R)
• M22: 28,991,768 km (0.119 R)
• M23: 34,410,502 km (0.043 R)
• M24: 38,475,525 km (0.111 R)
• M25: 39,386,277 km (0.119 R)
• M26: 44,322,259 km (0.069 R)
• M27: 46,509,529 km (0.113 R)
• M28: 50,915,785 km (0.09 R)
• M29: 54,634,938 km (0.074 R)
• M30: 58,930,790 km (0.102 R)
• M31: 65,143,889 km (0.085 R)
• M32: 81,308,238 km (0.037 R)
• M33: 83,562,379 km (0.079 R)

Asteroid Belt

Center: 17.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 4.1

Gravity: 45.41 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 14.64 AU - 23.04 AU

Year: 30807 Days

Day: 21.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 105,212,368 km

• M1: 51,013 km (0.094 R)
• M2: 232,774 km (0.072 R)
• M3: 457,919 km (0.077 R)
• M4: 1,170,753 km (0.094 R)
• M5: 1,486,704 km (0.117 R)
• M6: 1,733,839 km (0.096 R)
• M7: 2,120,849 km (0.07 R)
• M8: 3,064,064 km (0.112 R)
• M9: 3,496,850 km (0.084 R)
• M10: 5,334,660 km (0.109 R)
• M11: 6,337,115 km (0.101 R)
• M12: 6,831,985 km (0.086 R)
• M13: 7,298,880 km (0.093 R)
• M14: 7,459,099 km (0.106 R)
• M15: 7,676,465 km (0.113 R)
• M16: 8,588,264 km (0.119 R)
• M17: 9,070,268 km (0.106 R)
• M18: 14,667,622 km (0.098 R)
• M19: 16,610,151 km (0.083 R)
• M20: 18,223,863 km (0.12 R)
• M21: 19,018,078 km (0.106 R)
• M22: 20,252,560 km (0.116 R)
• M23: 24,038,134 km (0.106 R)
• M24: 27,877,713 km (0.112 R)
• M25: 28,930,882 km (0.047 R)
• M26: 30,976,782 km (0.093 R)
• M27: 33,409,692 km (0.054 R)
• M28: 38,168,550 km (0.108 R)
• M29: 43,011,333 km (0.088 R)
• M30: 44,415,907 km (0.111 R)
• M31: 54,095,787 km (0.048 R)
• M32: 55,114,249 km (0.1 R)
• M33: 59,100,733 km (0.102 R)
• M34: 61,274,091 km (0.103 R)
• M35: 61,936,361 km (0.109 R)
• M36: 68,586,136 km (0.108 R)
• M37: 70,259,687 km (0.117 R)
• M38: 77,482,871 km (0.097 R)
• M39: 95,436,560 km (0.062 R)
• M40: 96,922,216 km (0.048 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 13,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit