🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.52 AU - 0.7 AU

Year: 170 Days

Day: 29.6 Hours

Environment

Temp: 244 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,980,267 km

• M1: 31,864 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.63 AU - 0.75 AU

Year: 204 Days

Day: 45.9 Hours

Environment

Temp: 168 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1 AU - 1.44 AU

Year: 480 Days

Day: 17.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.39 AU - 1.71 AU

Year: 688 Days

Day: 21.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 2.19 AU - 2.25 AU

Year: 1179 Days

Day: 39.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,980,267 km

• M1: 87,365 km (0.025 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.28 AU - 2.82 AU

Year: 1451 Days

Day: 34.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.9

Radius: 6.6

Gravity: 12.53 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 13.15 AU - 16.87 AU

Year: 20728 Days

Day: 17.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,980,267 km

• M1: 82,129 km (0.119 R)
• M2: 495,917 km (0.069 R)
• M3: 1,264,700 km (0.045 R)
• M4: 1,518,269 km (0.052 R)
• M5: 1,805,945 km (0.055 R)
• M6: 2,089,583 km (0.077 R)
• M7: 2,559,320 km (0.067 R)
• M8: 2,893,522 km (0.104 R)
• M9: 3,337,977 km (0.044 R)
• M10: 3,918,118 km (0.032 R)
• M11: 5,314,913 km (0.086 R)
• M12: 6,746,116 km (0.083 R)
• M13: 7,526,718 km (0.12 R)
• M14: 12,891,597 km (0.042 R)
• M15: 13,872,959 km (0.092 R)
• M16: 14,827,991 km (0.083 R)
• M17: 15,904,647 km (0.087 R)
• M18: 18,734,889 km (0.035 R)
• M19: 20,547,567 km (0.064 R)
• M20: 21,496,316 km (0.038 R)
• M21: 32,644,051 km (0.093 R)
• M22: 38,008,780 km (0.077 R)
• M23: 43,468,354 km (0.098 R)
• M24: 48,925,834 km (0.063 R)
• M25: 55,183,663 km (0.116 R)
• M26: 57,754,652 km (0.119 R)
• M27: 60,596,712 km (0.054 R)
• M28: 61,564,311 km (0.111 R)
• M29: 66,557,888 km (0.09 R)
• M30: 67,588,019 km (0.082 R)
• M31: 68,003,003 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.4

Radius: 3.2

Gravity: 14.39 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.77 AU - 19.29 AU

Year: 25051 Days

Day: 18.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 59.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,980,267 km

• M1: 39,943 km (0.112 R)
• M2: 348,563 km (0.115 R)
• M3: 469,737 km (0.064 R)
• M4: 603,478 km (0.076 R)
• M5: 1,177,186 km (0.115 R)
• M6: 1,371,513 km (0.069 R)
• M7: 1,823,748 km (0.084 R)
• M8: 2,030,043 km (0.08 R)
• M9: 2,368,433 km (0.101 R)
• M10: 2,489,309 km (0.074 R)
• M11: 3,878,624 km (0.051 R)
• M12: 4,961,114 km (0.115 R)
• M13: 5,749,495 km (0.117 R)
• M14: 5,858,103 km (0.056 R)
• M15: 7,228,868 km (0.118 R)
• M16: 7,744,233 km (0.108 R)
• M17: 8,422,360 km (0.044 R)
• M18: 8,799,796 km (0.106 R)
• M19: 10,476,339 km (0.109 R)
• M20: 10,968,067 km (0.114 R)
• M21: 12,535,254 km (0.08 R)
• M22: 13,214,429 km (0.113 R)
• M23: 16,466,686 km (0.09 R)
• M24: 19,964,883 km (0.084 R)
• M25: 23,279,373 km (0.117 R)
• M26: 23,648,282 km (0.108 R)
• M27: 29,658,675 km (0.098 R)
• M28: 30,639,888 km (0.108 R)
• M29: 31,755,290 km (0.029 R)
• M30: 34,184,909 km (0.102 R)
• M31: 34,303,689 km (0.109 R)
• M32: 43,174,693 km (0.086 R)
• M33: 44,151,717 km (0.077 R)
• M34: 44,858,717 km (0.096 R)
• M35: 45,429,582 km (0.107 R)
• M36: 46,731,981 km (0.099 R)
• M37: 50,172,583 km (0.083 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 19,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit