🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.46 AU - 0.6 AU

Year: 149 Days

Day: 31.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,706,019 km

• M1: 115,490 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.58 AU - 0.76 AU

Year: 211 Days

Day: 42.4 Hours

Environment

Temp: 118 °C

Axial Tilt: 34.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,706,019 km

• M1: 47,423 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.79 AU - 1.03 AU

Year: 334 Days

Day: 31.7 Hours

Environment

Temp: 10 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.63 AU - 1.73 AU

Year: 838 Days

Day: 14.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.58 AU - 1.92 AU

Year: 891 Days

Day: 31.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,706,019 km

• M1: 382,223 km (0.093 R)

Asteroid Belt

Center: 9.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 528.9

Radius: 5.1

Gravity: 20.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 16.24 AU - 16.86 AU

Year: 25922 Days

Day: 19.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 110,706,019 km

• M1: 102,026 km (0.073 R)
• M2: 134,189 km (0.106 R)
• M3: 247,285 km (0.115 R)
• M4: 280,646 km (0.105 R)
• M5: 515,963 km (0.064 R)
• M6: 1,374,505 km (0.062 R)
• M7: 1,665,323 km (0.069 R)
• M8: 2,685,431 km (0.072 R)
• M9: 2,724,925 km (0.111 R)
• M10: 3,213,063 km (0.072 R)
• M11: 3,905,103 km (0.119 R)
• M12: 4,360,329 km (0.116 R)
• M13: 4,453,529 km (0.114 R)
• M14: 4,736,568 km (0.055 R)
• M15: 4,784,439 km (0.083 R)
• M16: 5,772,982 km (0.103 R)
• M17: 6,133,513 km (0.102 R)
• M18: 6,185,573 km (0.086 R)
• M19: 6,342,800 km (0.086 R)
• M20: 6,395,608 km (0.096 R)
• M21: 6,554,481 km (0.106 R)
• M22: 7,148,534 km (0.112 R)
• M23: 7,258,339 km (0.109 R)
• M24: 7,313,391 km (0.096 R)
• M25: 7,872,438 km (0.108 R)
• M26: 8,099,827 km (0.059 R)
• M27: 10,677,698 km (0.045 R)
• M28: 12,745,439 km (0.034 R)
• M29: 14,513,537 km (0.117 R)
• M30: 15,143,344 km (0.068 R)
• M31: 15,996,800 km (0.104 R)
• M32: 16,356,882 km (0.07 R)
• M33: 16,865,664 km (0.111 R)
• M34: 17,011,971 km (0.083 R)
• M35: 17,601,536 km (0.093 R)
• M36: 17,824,287 km (0.052 R)
• M37: 19,028,101 km (0.026 R)
• M38: 20,491,617 km (0.088 R)
• M39: 21,592,807 km (0.111 R)
• M40: 25,763,745 km (0.101 R)
• M41: 27,293,533 km (0.104 R)
• M42: 28,416,714 km (0.11 R)
• M43: 28,503,630 km (0.108 R)
• M44: 28,678,061 km (0.078 R)
• M45: 29,203,000 km (0.046 R)
• M46: 29,554,855 km (0.043 R)
• M47: 29,642,968 km (0.079 R)
• M48: 29,908,055 km (0.072 R)
• M49: 31,334,620 km (0.065 R)
• M50: 31,875,417 km (0.074 R)
• M51: 32,510,160 km (0.048 R)
• M52: 32,601,116 km (0.058 R)
• M53: 33,699,912 km (0.095 R)
• M54: 34,624,726 km (0.101 R)
• M55: 35,464,270 km (0.054 R)
• M56: 36,310,545 km (0.025 R)
• M57: 36,594,033 km (0.052 R)
• M58: 37,068,258 km (0.119 R)
• M59: 38,310,818 km (0.098 R)
• M60: 38,503,051 km (0.058 R)
• M61: 41,229,622 km (0.083 R)
• M62: 43,615,708 km (0.069 R)
• M63: 44,017,827 km (0.037 R)
• M64: 44,724,228 km (0.107 R)
• M65: 46,046,225 km (0.057 R)
• M66: 49,668,587 km (0.054 R)
• M67: 51,143,024 km (0.094 R)
• M68: 55,325,481 km (0.085 R)
• M69: 57,292,394 km (0.115 R)
• M70: 58,505,782 km (0.088 R)
• M71: 60,062,199 km (0.061 R)
• M72: 60,397,448 km (0.098 R)
• M73: 61,857,523 km (0.117 R)
• M74: 62,761,842 km (0.054 R)
• M75: 65,615,870 km (0.118 R)
• M76: 66,076,482 km (0.106 R)
• M77: 68,979,129 km (0.091 R)
• M78: 70,504,878 km (0.103 R)
• M79: 73,470,207 km (0.059 R)
• M80: 75,992,278 km (0.09 R)
• M81: 77,081,948 km (0.106 R)
• M82: 81,739,080 km (0.105 R)
• M83: 81,862,797 km (0.089 R)
• M84: 81,986,664 km (0.085 R)
• M85: 82,855,379 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.7

Radius: 7.2

Gravity: 19.05 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 17.63 AU - 18.23 AU

Year: 29231 Days

Day: 23.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 110,706,019 km

• M1: 217,216 km (0.047 R)
• M2: 272,717 km (0.101 R)
• M3: 475,422 km (0.098 R)
• M4: 908,957 km (0.103 R)
• M5: 1,216,679 km (0.095 R)
• M6: 1,439,281 km (0.118 R)
• M7: 1,594,863 km (0.105 R)
• M8: 1,797,269 km (0.063 R)
• M9: 2,007,903 km (0.072 R)
• M10: 2,316,224 km (0.093 R)
• M11: 2,453,106 km (0.091 R)
• M12: 2,545,707 km (0.064 R)
• M13: 3,176,262 km (0.113 R)
• M14: 3,226,826 km (0.111 R)
• M15: 3,535,147 km (0.063 R)
• M16: 4,070,259 km (0.081 R)
• M17: 4,125,161 km (0.086 R)
• M18: 4,403,413 km (0.099 R)
• M19: 4,803,288 km (0.098 R)
• M20: 5,698,781 km (0.117 R)
• M21: 6,071,280 km (0.093 R)
• M22: 6,774,540 km (0.088 R)
• M23: 7,369,042 km (0.094 R)
• M24: 8,187,491 km (0.111 R)
• M25: 8,749,082 km (0.112 R)
• M26: 9,034,515 km (0.067 R)
• M27: 9,983,414 km (0.082 R)
• M28: 13,258,261 km (0.092 R)
• M29: 13,999,668 km (0.104 R)
• M30: 14,501,419 km (0.11 R)
• M31: 14,839,211 km (0.1 R)
• M32: 15,009,005 km (0.106 R)
• M33: 16,478,654 km (0.043 R)
• M34: 17,364,423 km (0.107 R)
• M35: 17,813,217 km (0.104 R)
• M36: 20,489,822 km (0.084 R)
• M37: 21,154,485 km (0.095 R)
• M38: 22,505,055 km (0.118 R)
• M39: 23,486,716 km (0.09 R)
• M40: 24,482,140 km (0.113 R)
• M41: 28,283,721 km (0.088 R)
• M42: 28,917,268 km (0.101 R)
• M43: 30,521,556 km (0.111 R)
• M44: 33,037,044 km (0.1 R)
• M45: 33,592,651 km (0.095 R)
• M46: 34,039,350 km (0.057 R)
• M47: 34,151,249 km (0.092 R)
• M48: 36,187,875 km (0.1 R)
• M49: 40,022,517 km (0.105 R)
• M50: 42,047,773 km (0.096 R)
• M51: 42,529,029 km (0.08 R)
• M52: 43,984,018 km (0.111 R)
• M53: 44,840,316 km (0.109 R)
• M54: 45,949,285 km (0.044 R)
• M55: 46,569,368 km (0.112 R)
• M56: 49,456,757 km (0.084 R)
• M57: 51,499,366 km (0.092 R)
• M58: 52,143,385 km (0.118 R)
• M59: 53,830,101 km (0.057 R)
• M60: 54,745,790 km (0.053 R)
• M61: 55,139,830 km (0.104 R)
• M62: 55,271,327 km (0.099 R)
• M63: 57,656,964 km (0.091 R)
• M64: 61,161,593 km (0.087 R)
• M65: 62,253,808 km (0.107 R)
• M66: 63,077,194 km (0.104 R)
• M67: 63,214,675 km (0.096 R)
• M68: 63,490,084 km (0.069 R)
• M69: 67,107,211 km (0.11 R)
• M70: 68,657,494 km (0.063 R)
• M71: 70,362,162 km (0.096 R)
• M72: 70,790,610 km (0.094 R)
• M73: 71,649,900 km (0.1 R)
• M74: 71,936,978 km (0.097 R)
• M75: 72,512,631 km (0.119 R)
• M76: 74,103,156 km (0.068 R)
• M77: 74,248,415 km (0.072 R)
• M78: 75,997,813 km (0.053 R)
• M79: 76,437,331 km (0.088 R)
• M80: 79,091,945 km (0.104 R)
• M81: 80,430,547 km (0.102 R)
• M82: 81,476,835 km (0.117 R)
• M83: 86,164,185 km (0.115 R)
• M84: 88,155,781 km (0.108 R)
• M85: 90,783,019 km (0.098 R)
• M86: 90,938,302 km (0.046 R)
• M87: 91,716,360 km (0.055 R)
• M88: 92,496,663 km (0.099 R)
• M89: 92,965,802 km (0.1 R)
• M90: 94,220,928 km (0.107 R)
• M91: 95,797,689 km (0.101 R)
• M92: 98,178,988 km (0.058 R)
• M93: 99,937,661 km (0.112 R)
• M94: 100,419,216 km (0.093 R)
• M95: 100,740,553 km (0.095 R)
• M96: 104,623,964 km (0.045 R)
• M97: 106,420,185 km (0.083 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 17,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit