🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.29 AU - 2.15 AU

Year: 797 Days

Day: 37.5 Hours

Environment

Temp: -32 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.7 AU - 1.76 AU

Year: 803 Days

Day: 21.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,005,613 km

• M1: 413,339 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.14 AU - 2.22 AU

Year: 1137 Days

Day: 34.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.1 AU - 2.54 AU

Year: 1248 Days

Day: 34.7 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.89 AU - 2.89 AU

Year: 1305 Days

Day: 46.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.61 AU - 5.91 AU

Year: 3667 Days

Day: 45.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.51 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.7

Radius: 5.8

Gravity: 25.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.47 AU - 19.03 AU

Year: 23130 Days

Day: 22.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 90,005,613 km

• M1: 162,014 km (0.046 R)
• M2: 1,107,922 km (0.05 R)
• M3: 1,702,125 km (0.056 R)
• M4: 1,845,888 km (0.092 R)
• M5: 2,145,383 km (0.091 R)
• M6: 3,442,995 km (0.116 R)
• M7: 3,764,032 km (0.098 R)
• M8: 4,046,622 km (0.079 R)
• M9: 4,434,230 km (0.107 R)
• M10: 4,483,598 km (0.076 R)
• M11: 5,296,812 km (0.079 R)
• M12: 5,560,254 km (0.114 R)
• M13: 5,774,029 km (0.047 R)
• M14: 6,543,411 km (0.118 R)
• M15: 7,054,886 km (0.033 R)
• M16: 7,697,409 km (0.066 R)
• M17: 7,756,799 km (0.036 R)
• M18: 7,995,707 km (0.08 R)
• M19: 8,055,845 km (0.069 R)
• M20: 8,850,659 km (0.089 R)
• M21: 9,037,656 km (0.104 R)
• M22: 10,252,092 km (0.1 R)
• M23: 10,382,840 km (0.026 R)
• M24: 10,778,527 km (0.073 R)
• M25: 11,789,210 km (0.111 R)
• M26: 15,444,783 km (0.093 R)
• M27: 15,519,732 km (0.104 R)
• M28: 15,594,680 km (0.082 R)
• M29: 15,745,176 km (0.097 R)
• M30: 16,811,809 km (0.072 R)
• M31: 17,276,160 km (0.082 R)
• M32: 18,534,578 km (0.099 R)
• M33: 19,094,523 km (0.088 R)
• M34: 20,312,698 km (0.094 R)
• M35: 21,138,778 km (0.06 R)
• M36: 22,313,719 km (0.081 R)
• M37: 22,398,392 km (0.095 R)
• M38: 23,165,829 km (0.118 R)
• M39: 24,989,576 km (0.037 R)
• M40: 25,165,803 km (0.09 R)
• M41: 25,342,178 km (0.048 R)
• M42: 26,409,858 km (0.027 R)
• M43: 27,129,873 km (0.111 R)
• M44: 28,221,788 km (0.11 R)
• M45: 30,448,403 km (0.102 R)
• M46: 31,773,092 km (0.107 R)
• M47: 33,213,121 km (0.059 R)
• M48: 33,989,833 km (0.025 R)
• M49: 35,561,209 km (0.089 R)
• M50: 39,284,550 km (0.096 R)
• M51: 39,694,449 km (0.08 R)
• M52: 41,869,452 km (0.107 R)
• M53: 43,129,665 km (0.066 R)
• M54: 43,340,897 km (0.05 R)
• M55: 43,764,408 km (0.066 R)
• M56: 44,082,902 km (0.104 R)
• M57: 46,118,032 km (0.099 R)
• M58: 46,984,054 km (0.119 R)
• M59: 47,310,327 km (0.051 R)
• M60: 49,172,671 km (0.079 R)
• M61: 49,503,731 km (0.093 R)
• M62: 50,947,200 km (0.108 R)
• M63: 52,968,716 km (0.076 R)
• M64: 53,648,190 km (0.067 R)
• M65: 54,102,968 km (0.106 R)
• M66: 54,330,805 km (0.049 R)
• M67: 57,669,830 km (0.099 R)
• M68: 58,135,528 km (0.113 R)
• M69: 59,305,383 km (0.089 R)
• M70: 60,010,887 km (0.119 R)
• M71: 60,601,050 km (0.112 R)
• M72: 60,956,046 km (0.081 R)
• M73: 61,787,212 km (0.116 R)
• M74: 62,502,439 km (0.108 R)
• M75: 62,621,968 km (0.105 R)
• M76: 63,460,464 km (0.119 R)
• M77: 63,580,591 km (0.118 R)
• M78: 64,664,727 km (0.095 R)
• M79: 65,876,619 km (0.114 R)
• M80: 66,241,638 km (0.059 R)
• M81: 69,062,306 km (0.097 R)
• M82: 70,300,976 km (0.104 R)
• M83: 70,673,924 km (0.076 R)
• M84: 72,423,321 km (0.091 R)
• M85: 74,440,050 km (0.108 R)
• M86: 76,986,655 km (0.1 R)
• M87: 79,561,832 km (0.085 R)
• M88: 80,729,893 km (0.109 R)
• M89: 85,325,689 km (0.109 R)
• M90: 86,387,983 km (0.083 R)
• M91: 87,054,143 km (0.091 R)
• M92: 87,722,097 km (0.094 R)
• M93: 88,659,926 km (0.09 R)
• M94: 88,794,265 km (0.12 R)
• M95: 89,735,984 km (0.092 R)
• M96: 89,870,771 km (0.026 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 11,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit