🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.49 AU - 0.71 AU

Year: 173 Days

Day: 29.8 Hours

Environment

Temp: 133 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.75 AU - 0.77 AU

Year: 247 Days

Day: 40.1 Hours

Environment

Temp: 89 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,585,272 km

• M1: 22,589 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.04 AU - 1.12 AU

Year: 418 Days

Day: 44.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.22 AU - 1.36 AU

Year: 546 Days

Day: 45.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,585,272 km

• M1: 871,557 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.64 AU - 2.36 AU

Year: 1054 Days

Day: 39.7 Hours

Environment

Temp: -71 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,585,272 km

• M1: 45,478 km (0.119 R)
• M2: 463,005 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.9 AU - 3.88 AU

Year: 2327 Days

Day: 37 Hours

Environment

Temp: -110 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,585,272 km

• M1: 2,039,468 km (0.083 R)

Asteroid Belt

Center: 7.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 10.2

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.28 AU - 12.04 AU

Year: 12974 Days

Day: 6.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 57,585,272 km

• M1: 170,242 km (0.08 R)
• M2: 352,602 km (0.068 R)
• M3: 541,544 km (0.097 R)
• M4: 733,628 km (0.095 R)
• M5: 948,750 km (0.098 R)
• M6: 1,019,210 km (0.108 R)
• M7: 1,280,259 km (0.095 R)
• M8: 1,977,983 km (0.113 R)
• M9: 2,139,698 km (0.114 R)
• M10: 2,550,344 km (0.11 R)
• M11: 2,625,443 km (0.086 R)
• M12: 2,907,135 km (0.101 R)
• M13: 3,091,590 km (0.119 R)
• M14: 3,416,815 km (0.119 R)
• M15: 4,337,441 km (0.101 R)
• M16: 4,825,279 km (0.051 R)
• M17: 5,075,856 km (0.091 R)
• M18: 5,234,579 km (0.089 R)
• M19: 5,655,248 km (0.117 R)
• M20: 5,753,833 km (0.03 R)
• M21: 6,019,669 km (0.068 R)
• M22: 6,086,689 km (0.101 R)
• M23: 6,357,610 km (0.076 R)
• M24: 6,460,234 km (0.068 R)
• M25: 6,597,864 km (0.08 R)
• M26: 6,946,428 km (0.035 R)
• M27: 7,122,953 km (0.114 R)
• M28: 7,444,439 km (0.04 R)
• M29: 7,734,210 km (0.117 R)
• M30: 7,843,865 km (0.115 R)
• M31: 8,027,721 km (0.086 R)
• M32: 8,663,512 km (0.118 R)
• M33: 8,739,508 km (0.051 R)
• M34: 9,510,385 km (0.084 R)
• M35: 10,263,012 km (0.073 R)
• M36: 10,504,613 km (0.097 R)
• M37: 10,666,777 km (0.082 R)
• M38: 12,504,736 km (0.102 R)
• M39: 12,633,540 km (0.096 R)
• M40: 12,806,176 km (0.105 R)
• M41: 12,892,644 km (0.088 R)
• M42: 13,153,542 km (0.098 R)
• M43: 13,459,919 km (0.094 R)
• M44: 13,592,014 km (0.068 R)
• M45: 13,724,557 km (0.1 R)
• M46: 14,124,732 km (0.076 R)
• M47: 15,763,427 km (0.071 R)
• M48: 15,949,227 km (0.102 R)
• M49: 16,229,275 km (0.075 R)
• M50: 16,322,923 km (0.115 R)
• M51: 16,463,844 km (0.091 R)
• M52: 18,429,710 km (0.106 R)
• M53: 19,864,503 km (0.097 R)
• M54: 20,065,263 km (0.044 R)
• M55: 20,570,006 km (0.108 R)
• M56: 21,850,115 km (0.093 R)
• M57: 22,005,548 km (0.116 R)
• M58: 22,109,219 km (0.086 R)
• M59: 22,317,310 km (0.072 R)
• M60: 23,261,571 km (0.098 R)
• M61: 24,486,927 km (0.107 R)
• M62: 24,648,344 km (0.1 R)
• M63: 24,864,064 km (0.112 R)
• M64: 25,026,228 km (0.091 R)
• M65: 25,952,089 km (0.097 R)
• M66: 26,833,669 km (0.069 R)
• M67: 27,501,325 km (0.059 R)
• M68: 27,949,520 km (0.109 R)
• M69: 29,422,610 km (0.096 R)
• M70: 29,938,423 km (0.084 R)
• M71: 30,514,974 km (0.108 R)
• M72: 30,746,701 km (0.116 R)
• M73: 30,862,789 km (0.118 R)
• M74: 33,393,087 km (0.087 R)
• M75: 34,231,134 km (0.119 R)
• M76: 35,318,860 km (0.103 R)
• M77: 36,417,956 km (0.106 R)
• M78: 37,033,402 km (0.11 R)
• M79: 37,776,454 km (0.098 R)
• M80: 38,900,383 km (0.115 R)
• M81: 39,845,243 km (0.111 R)
• M82: 40,161,942 km (0.094 R)
• M83: 42,079,188 km (0.12 R)
• M84: 42,272,618 km (0.104 R)
• M85: 42,337,095 km (0.096 R)
• M86: 43,243,957 km (0.112 R)
• M87: 43,439,183 km (0.076 R)
• M88: 43,504,258 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 316.2

Radius: 3.5

Gravity: 25.81 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 12.33 AU - 15.53 AU

Year: 19381 Days

Day: 17.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 57,585,272 km

• M1: 128,804 km (0.115 R)
• M2: 436,527 km (0.097 R)
• M3: 469,737 km (0.074 R)
• M4: 503,846 km (0.061 R)
• M5: 556,654 km (0.049 R)
• M6: 667,655 km (0.092 R)
• M7: 1,109,268 km (0.049 R)
• M8: 1,419,534 km (0.081 R)
• M9: 4,256,059 km (0.099 R)
• M10: 4,328,465 km (0.12 R)
• M11: 4,364,817 km (0.102 R)
• M12: 4,401,319 km (0.071 R)
• M13: 4,771,574 km (0.079 R)
• M14: 6,556,875 km (0.116 R)
• M15: 6,724,574 km (0.072 R)
• M16: 6,851,283 km (0.096 R)
• M17: 7,236,199 km (0.075 R)
• M18: 7,409,583 km (0.09 R)
• M19: 9,122,927 km (0.106 R)
• M20: 9,310,074 km (0.118 R)
• M21: 9,735,979 km (0.098 R)
• M22: 10,557,571 km (0.103 R)
• M23: 10,902,244 km (0.103 R)
• M24: 11,150,726 km (0.056 R)
• M25: 11,856,230 km (0.105 R)
• M26: 13,310,321 km (0.095 R)
• M27: 13,735,927 km (0.069 R)
• M28: 14,328,484 km (0.088 R)
• M29: 14,709,809 km (0.109 R)
• M30: 15,149,926 km (0.087 R)
• M31: 15,873,980 km (0.085 R)
• M32: 16,952,431 km (0.083 R)
• M33: 17,355,747 km (0.096 R)
• M34: 17,587,623 km (0.078 R)
• M35: 18,584,394 km (0.086 R)
• M36: 18,762,116 km (0.104 R)
• M37: 20,509,718 km (0.108 R)
• M38: 20,570,904 km (0.069 R)
• M39: 20,754,909 km (0.105 R)
• M40: 21,496,017 km (0.099 R)
• M41: 22,308,633 km (0.075 R)
• M42: 23,450,364 km (0.091 R)
• M43: 24,416,168 km (0.061 R)
• M44: 26,319,950 km (0.104 R)
• M45: 26,920,286 km (0.095 R)
• M46: 28,475,207 km (0.089 R)
• M47: 28,748,672 km (0.112 R)
• M48: 28,954,219 km (0.06 R)
• M49: 29,022,885 km (0.084 R)
• M50: 29,366,960 km (0.098 R)
• M51: 29,574,003 km (0.079 R)
• M52: 31,318,314 km (0.103 R)
• M53: 31,459,235 km (0.119 R)
• M54: 32,167,432 km (0.074 R)
• M55: 32,309,550 km (0.094 R)
• M56: 33,239,300 km (0.108 R)
• M57: 33,527,127 km (0.042 R)
• M58: 33,671,339 km (0.096 R)
• M59: 35,712,004 km (0.107 R)
• M60: 36,006,861 km (0.104 R)
• M61: 36,154,514 km (0.082 R)
• M62: 37,119,420 km (0.115 R)
• M63: 38,167,952 km (0.108 R)
• M64: 38,469,392 km (0.114 R)
• M65: 38,922,823 km (0.093 R)
• M66: 39,454,194 km (0.066 R)
• M67: 40,294,186 km (0.112 R)
• M68: 40,831,692 km (0.072 R)
• M69: 42,458,419 km (0.087 R)
• M70: 42,614,449 km (0.076 R)
• M71: 43,083,738 km (0.056 R)
• M72: 43,475,984 km (0.074 R)
• M73: 44,264,215 km (0.114 R)
• M74: 45,774,854 km (0.111 R)
• M75: 45,854,889 km (0.086 R)
• M76: 46,014,959 km (0.055 R)
• M77: 46,335,696 km (0.063 R)
• M78: 47,221,465 km (0.064 R)
• M79: 47,302,248 km (0.074 R)
• M80: 47,464,113 km (0.056 R)
• M81: 48,275,532 km (0.049 R)
• M82: 48,438,444 km (0.083 R)
• M83: 48,519,975 km (0.112 R)
• M84: 48,601,506 km (0.114 R)
• M85: 49,419,357 km (0.1 R)
• M86: 51,733,636 km (0.069 R)
• M87: 52,067,090 km (0.031 R)
• M88: 52,401,292 km (0.102 R)
• M89: 52,568,692 km (0.096 R)
• M90: 53,324,011 km (0.12 R)
• M91: 54,082,921 km (0.071 R)
• M92: 54,675,778 km (0.107 R)
• M93: 55,782,204 km (0.041 R)
• M94: 55,953,194 km (0.03 R)
• M95: 57,154,315 km (0.073 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 11,201 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit