🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.42 AU - 0.66 AU

Year: 151 Days

Day: 17.3 Hours

Environment

Temp: 186 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.63 AU - 0.91 AU

Year: 257 Days

Day: 45.8 Hours

Environment

Temp: 123 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.05 AU - 1.57 AU

Year: 571 Days

Day: 39.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,652,924 km

• M1: 800,498 km (0.028 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.05 AU - 4.41 AU

Year: 2743 Days

Day: 44.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.6

Radius: 12.4

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.65 AU - 7.73 AU

Year: 6589 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,652,924 km

• M1: 154,834 km (0.083 R)
• M2: 573,409 km (0.108 R)
• M3: 1,048,831 km (0.091 R)
• M4: 1,717,234 km (0.095 R)
• M5: 2,412,714 km (0.099 R)
• M6: 5,333,314 km (0.092 R)
• M7: 6,193,352 km (0.11 R)
• M8: 7,011,503 km (0.094 R)
• M9: 7,971,771 km (0.07 R)
• M10: 9,493,331 km (0.07 R)
• M11: 13,153,991 km (0.102 R)
• M12: 16,879,726 km (0.118 R)
• M13: 17,972,838 km (0.06 R)
• M14: 19,700,095 km (0.117 R)
• M15: 22,967,013 km (0.114 R)
• M16: 25,387,656 km (0.11 R)
• M17: 27,147,526 km (0.105 R)
• M18: 27,807,252 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.5

Radius: 3

Gravity: 42.72 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.49 AU - 15.99 AU

Year: 20463 Days

Day: 22.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 86,652,924 km

• M1: 40,092 km (0.111 R)
• M2: 252,222 km (0.071 R)
• M3: 367,113 km (0.11 R)
• M4: 644,168 km (0.045 R)
• M5: 782,397 km (0.077 R)
• M6: 1,169,706 km (0.035 R)
• M7: 1,450,501 km (0.105 R)
• M8: 1,826,740 km (0.058 R)
• M9: 2,009,249 km (0.039 R)
• M10: 2,124,439 km (0.11 R)
• M11: 3,342,615 km (0.077 R)
• M12: 3,587,656 km (0.094 R)
• M13: 3,992,618 km (0.051 R)
• M14: 4,299,892 km (0.092 R)
• M15: 5,726,008 km (0.05 R)
• M16: 6,076,516 km (0.072 R)
• M17: 8,094,741 km (0.054 R)
• M18: 9,900,387 km (0.117 R)
• M19: 13,863,833 km (0.101 R)
• M20: 14,997,785 km (0.076 R)
• M21: 15,217,095 km (0.115 R)
• M22: 17,528,831 km (0.103 R)
• M23: 20,779,443 km (0.112 R)
• M24: 20,960,906 km (0.07 R)
• M25: 24,611,692 km (0.072 R)
• M26: 24,916,722 km (0.051 R)
• M27: 25,638,382 km (0.086 R)
• M28: 27,557,723 km (0.113 R)
• M29: 34,137,486 km (0.083 R)
• M30: 36,193,260 km (0.067 R)
• M31: 36,455,804 km (0.12 R)
• M32: 42,560,145 km (0.058 R)
• M33: 48,829,643 km (0.063 R)
• M34: 50,446,945 km (0.052 R)
• M35: 52,602,351 km (0.057 R)
• M36: 53,788,064 km (0.115 R)
• M37: 55,164,664 km (0.068 R)
• M38: 56,036,969 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.1

Radius: 8

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 14.78 AU - 17.1 AU

Year: 24234 Days

Day: 24.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,652,924 km

• M1: 100,979 km (0.101 R)
• M2: 380,128 km (0.032 R)
• M3: 638,633 km (0.112 R)
• M4: 1,208,452 km (0.115 R)
• M5: 1,568,683 km (0.117 R)
• M6: 4,519,352 km (0.082 R)
• M7: 6,375,562 km (0.06 R)
• M8: 8,971,534 km (0.096 R)
• M9: 11,446,331 km (0.112 R)
• M10: 12,269,569 km (0.103 R)
• M11: 13,502,704 km (0.113 R)
• M12: 14,110,670 km (0.115 R)
• M13: 16,128,595 km (0.095 R)
• M14: 16,640,070 km (0.031 R)
• M15: 17,250,579 km (0.067 R)
• M16: 20,429,534 km (0.109 R)
• M17: 25,210,084 km (0.034 R)
• M18: 30,299,104 km (0.089 R)
• M19: 30,686,862 km (0.088 R)
• M20: 31,604,495 km (0.093 R)
• M21: 31,869,882 km (0.1 R)
• M22: 32,946,837 km (0.116 R)
• M23: 36,033,041 km (0.102 R)
• M24: 46,439,069 km (0.118 R)
• M25: 48,172,310 km (0.114 R)
• M26: 59,083,230 km (0.095 R)
• M27: 75,723,151 km (0.083 R)
• M28: 76,676,389 km (0.065 R)
• M29: 77,155,999 km (0.106 R)
• M30: 77,637,705 km (0.102 R)
• M31: 82,816,184 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 12,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit