🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.18 AU - 1.22 AU

Year: 501 Days

Day: 22.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.5 AU - 1.9 AU

Year: 844 Days

Day: 34.6 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.93 AU - 3.15 AU

Year: 1542 Days

Day: 32.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,992,889 km

• M1: 1,005,298 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.25 AU - 3.79 AU

Year: 2515 Days

Day: 29.9 Hours

Environment

Temp: -131 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.14 AU - 4.8 AU

Year: 3012 Days

Day: 38.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.7

Radius: 8.7

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.85 AU - 4.53 AU

Year: 3266 Days

Day: 7 Hours

Environment

Temp: -129 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 23,992,889 km

• M1: 119,529 km (0.078 R)
• M2: 210,783 km (0.119 R)
• M3: 349,610 km (0.109 R)
• M4: 449,990 km (0.068 R)
• M5: 551,717 km (0.097 R)
• M6: 620,831 km (0.082 R)
• M7: 714,629 km (0.055 R)
• M8: 835,953 km (0.109 R)
• M9: 905,366 km (0.041 R)
• M10: 1,255,126 km (0.118 R)
• M11: 1,362,537 km (0.044 R)
• M12: 1,515,576 km (0.093 R)
• M13: 1,718,431 km (0.092 R)
• M14: 2,247,708 km (0.073 R)
• M15: 2,395,959 km (0.11 R)
• M16: 2,754,695 km (0.103 R)
• M17: 2,913,568 km (0.042 R)
• M18: 3,003,177 km (0.12 R)
• M19: 3,148,586 km (0.079 R)
• M20: 4,008,924 km (0.107 R)
• M21: 4,209,534 km (0.075 R)
• M22: 4,725,797 km (0.1 R)
• M23: 4,810,320 km (0.115 R)
• M24: 4,980,712 km (0.034 R)
• M25: 5,088,272 km (0.089 R)
• M26: 5,218,423 km (0.118 R)
• M27: 5,283,797 km (0.117 R)
• M28: 5,504,005 km (0.073 R)
• M29: 6,159,692 km (0.118 R)
• M30: 6,840,063 km (0.089 R)
• M31: 6,959,742 km (0.102 R)
• M32: 7,128,488 km (0.114 R)
• M33: 7,201,193 km (0.091 R)
• M34: 7,371,884 km (0.091 R)
• M35: 7,470,170 km (0.089 R)
• M36: 7,867,053 km (0.088 R)
• M37: 7,992,565 km (0.077 R)
• M38: 9,416,288 km (0.051 R)
• M39: 9,683,470 km (0.031 R)
• M40: 9,980,272 km (0.041 R)
• M41: 10,225,463 km (0.04 R)
• M42: 10,362,495 km (0.083 R)
• M43: 10,417,397 km (0.104 R)
• M44: 10,583,002 km (0.104 R)
• M45: 10,944,580 km (0.083 R)
• M46: 11,594,433 km (0.065 R)
• M47: 11,938,359 km (0.052 R)
• M48: 12,343,919 km (0.108 R)
• M49: 12,607,061 km (0.115 R)
• M50: 12,901,620 km (0.069 R)
• M51: 12,990,481 km (0.091 R)
• M52: 13,138,882 km (0.096 R)
• M53: 14,102,442 km (0.073 R)
• M54: 15,307,303 km (0.102 R)
• M55: 15,621,608 km (0.089 R)
• M56: 15,937,858 km (0.1 R)
• M57: 16,384,408 km (0.036 R)
• M58: 16,448,585 km (0.086 R)
• M59: 17,257,162 km (0.074 R)
• M60: 17,387,761 km (0.036 R)
• M61: 17,649,856 km (0.076 R)
• M62: 17,715,529 km (0.116 R)
• M63: 17,913,298 km (0.109 R)
• M64: 18,310,929 km (0.071 R)
• M65: 18,477,431 km (0.057 R)
• M66: 18,711,402 km (0.101 R)
• M67: 18,778,422 km (0.094 R)
• M68: 19,759,485 km (0.05 R)
• M69: 20,549,362 km (0.118 R)
• M70: 20,757,153 km (0.075 R)
• M71: 21,314,555 km (0.109 R)
• M72: 21,912,199 km (0.106 R)
• M73: 22,872,766 km (0.086 R)
• M74: 23,919,802 km (0.092 R)
• M75: 24,247,870 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.1

Radius: 12.3

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.87 AU - 7.55 AU

Year: 6619 Days

Day: 12.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 23,992,889 km

• M1: 164,109 km (0.09 R)
• M2: 358,137 km (0.117 R)
• M3: 566,378 km (0.092 R)
• M4: 692,339 km (0.062 R)
• M5: 829,071 km (0.106 R)
• M6: 999,164 km (0.076 R)
• M7: 1,082,640 km (0.032 R)
• M8: 1,270,385 km (0.092 R)
• M9: 1,361,789 km (0.114 R)
• M10: 1,496,577 km (0.088 R)
• M11: 1,779,915 km (0.089 R)
• M12: 2,049,940 km (0.064 R)
• M13: 2,886,192 km (0.062 R)
• M14: 3,097,274 km (0.108 R)
• M15: 3,628,496 km (0.097 R)
• M16: 3,933,975 km (0.079 R)
• M17: 4,070,259 km (0.087 R)
• M18: 4,148,798 km (0.064 R)
• M19: 4,488,684 km (0.099 R)
• M20: 4,734,025 km (0.074 R)
• M21: 5,026,040 km (0.092 R)
• M22: 5,216,777 km (0.094 R)
• M23: 5,323,889 km (0.074 R)
• M24: 5,518,366 km (0.069 R)
• M25: 6,116,309 km (0.051 R)
• M26: 6,480,430 km (0.065 R)
• M27: 6,688,371 km (0.078 R)
• M28: 7,110,985 km (0.115 R)
• M29: 7,229,915 km (0.109 R)
• M30: 7,469,721 km (0.071 R)
• M31: 7,687,984 km (0.087 R)
• M32: 7,810,056 km (0.1 R)
• M33: 8,180,311 km (0.089 R)
• M34: 8,330,058 km (0.087 R)
• M35: 8,606,964 km (0.057 R)
• M36: 9,118,140 km (0.111 R)
• M37: 9,613,010 km (0.039 R)
• M38: 9,691,997 km (0.031 R)
• M39: 10,063,299 km (0.074 R)
• M40: 10,601,851 km (0.104 R)
• M41: 10,765,212 km (0.116 R)
• M42: 10,956,997 km (0.113 R)
• M43: 11,149,828 km (0.11 R)
• M44: 12,531,066 km (0.107 R)
• M45: 12,877,534 km (0.086 R)
• M46: 13,462,013 km (0.092 R)
• M47: 13,609,517 km (0.047 R)
• M48: 13,698,378 km (0.084 R)
• M49: 14,085,238 km (0.094 R)
• M50: 14,385,182 km (0.058 R)
• M51: 14,596,563 km (0.109 R)
• M52: 14,869,729 km (0.07 R)
• M53: 14,991,651 km (0.108 R)
• M54: 15,205,876 km (0.054 R)
• M55: 16,386,652 km (0.1 R)
• M56: 16,481,048 km (0.098 R)
• M57: 16,860,877 km (0.118 R)
• M58: 17,051,764 km (0.096 R)
• M59: 17,211,385 km (0.085 R)
• M60: 17,596,749 km (0.109 R)
• M61: 18,310,331 km (0.044 R)
• M62: 18,637,950 km (0.101 R)
• M63: 18,835,419 km (0.081 R)
• M64: 19,298,873 km (0.099 R)
• M65: 19,933,916 km (0.12 R)
• M66: 20,575,691 km (0.102 R)
• M67: 20,677,717 km (0.103 R)
• M68: 21,602,980 km (0.104 R)
• M69: 21,810,472 km (0.096 R)
• M70: 22,053,419 km (0.084 R)
• M71: 22,857,807 km (0.053 R)
• M72: 23,069,188 km (0.101 R)
• M73: 23,175,104 km (0.1 R)
• M74: 23,707,373 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 13,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit