🌌 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: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.51 AU - 0.57 AU

Year: 180 Days

Day: 14.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.59 AU - 0.79 AU

Year: 260 Days

Day: 15.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.87 AU - 0.89 AU

Year: 374 Days

Day: 16.4 Hours

Environment

Temp: -53 °C

Axial Tilt: 118.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,033,696 km

• M1: 328,517 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.62 AU - 2.1 AU

Year: 1149 Days

Day: 42.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,033,696 km

• M1: 1,076,656 km (0.11 R)
• M2: 1,162,675 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.5

Radius: 11.5

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.38 AU - 4.46 AU

Year: 4210 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 79,033,696 km

• M1: 147,504 km (0.073 R)
• M2: 291,566 km (0.104 R)
• M3: 385,813 km (0.066 R)
• M4: 484,697 km (0.084 R)
• M5: 736,171 km (0.054 R)
• M6: 1,246,599 km (0.103 R)
• M7: 1,360,742 km (0.106 R)
• M8: 1,569,132 km (0.095 R)
• M9: 1,756,429 km (0.11 R)
• M10: 2,034,531 km (0.049 R)
• M11: 2,119,054 km (0.027 R)
• M12: 2,222,127 km (0.053 R)
• M13: 2,344,647 km (0.084 R)
• M14: 2,670,023 km (0.107 R)
• M15: 2,857,170 km (0.059 R)
• M16: 3,029,357 km (0.068 R)
• M17: 3,244,628 km (0.112 R)
• M18: 3,710,925 km (0.045 R)
• M19: 3,920,362 km (0.114 R)
• M20: 4,372,895 km (0.089 R)
• M21: 4,661,470 km (0.082 R)
• M22: 4,774,117 km (0.07 R)
• M23: 4,979,365 km (0.08 R)
• M24: 5,901,786 km (0.074 R)
• M25: 6,621,651 km (0.099 R)
• M26: 6,799,522 km (0.106 R)
• M27: 7,160,203 km (0.03 R)
• M28: 7,900,413 km (0.093 R)
• M29: 8,389,149 km (0.118 R)
• M30: 8,526,630 km (0.087 R)
• M31: 9,395,943 km (0.089 R)
• M32: 9,481,513 km (0.067 R)
• M33: 9,567,382 km (0.112 R)
• M34: 9,653,551 km (0.062 R)
• M35: 11,859,371 km (0.065 R)
• M36: 12,013,906 km (0.106 R)
• M37: 12,231,421 km (0.08 R)
• M38: 12,891,447 km (0.1 R)
• M39: 13,050,469 km (0.075 R)
• M40: 13,305,983 km (0.111 R)
• M41: 13,952,245 km (0.036 R)
• M42: 14,115,307 km (0.117 R)
• M43: 14,377,702 km (0.086 R)
• M44: 15,275,289 km (0.054 R)
• M45: 15,409,777 km (0.078 R)
• M46: 15,883,704 km (0.059 R)
• M47: 16,534,454 km (0.08 R)
• M48: 16,672,533 km (0.06 R)
• M49: 17,615,000 km (0.107 R)
• M50: 17,791,376 km (0.076 R)
• M51: 19,187,572 km (0.063 R)
• M52: 19,843,858 km (0.118 R)
• M53: 20,396,473 km (0.07 R)
• M54: 20,916,625 km (0.044 R)
• M55: 21,178,421 km (0.082 R)
• M56: 21,290,919 km (0.117 R)
• M57: 21,403,715 km (0.111 R)
• M58: 21,516,662 km (0.057 R)
• M59: 22,084,236 km (0.093 R)
• M60: 22,925,574 km (0.114 R)
• M61: 23,582,908 km (0.051 R)
• M62: 24,718,505 km (0.091 R)
• M63: 24,797,493 km (0.059 R)
• M64: 24,955,767 km (0.097 R)
• M65: 25,035,054 km (0.106 R)
• M66: 25,512,122 km (0.073 R)
• M67: 26,032,423 km (0.08 R)
• M68: 26,556,315 km (0.032 R)
• M69: 26,637,098 km (0.108 R)
• M70: 26,718,180 km (0.07 R)
• M71: 26,961,575 km (0.112 R)
• M72: 27,287,250 km (0.079 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 560.7

Radius: 7.7

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.86 AU - 16.88 AU

Year: 23402 Days

Day: 23 Hours

Environment

Temp: -206 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 79,033,696 km

• M1: 102,774 km (0.098 R)
• M2: 255,513 km (0.1 R)
• M3: 485,595 km (0.036 R)
• M4: 634,893 km (0.111 R)
• M5: 1,343,987 km (0.109 R)
• M6: 2,017,477 km (0.115 R)
• M7: 2,156,453 km (0.056 R)
• M8: 2,819,920 km (0.067 R)
• M9: 4,727,592 km (0.099 R)
• M10: 5,006,293 km (0.069 R)
• M11: 6,124,088 km (0.105 R)
• M12: 6,275,331 km (0.118 R)
• M13: 6,685,080 km (0.106 R)
• M14: 7,156,164 km (0.117 R)
• M15: 7,584,014 km (0.103 R)
• M16: 8,689,542 km (0.079 R)
• M17: 8,973,778 km (0.097 R)
• M18: 9,376,944 km (0.069 R)
• M19: 10,380,297 km (0.089 R)
• M20: 10,742,623 km (0.074 R)
• M21: 10,864,246 km (0.058 R)
• M22: 10,986,318 km (0.071 R)
• M23: 12,106,058 km (0.066 R)
• M24: 14,118,000 km (0.031 R)
• M25: 14,184,571 km (0.098 R)
• M26: 14,452,052 km (0.08 R)
• M27: 14,653,859 km (0.044 R)
• M28: 15,401,400 km (0.11 R)
• M29: 15,745,325 km (0.118 R)
• M30: 16,581,129 km (0.092 R)
• M31: 16,792,361 km (0.094 R)
• M32: 17,004,491 km (0.085 R)
• M33: 17,146,310 km (0.075 R)
• M34: 17,646,116 km (0.113 R)
• M35: 18,078,155 km (0.096 R)
• M36: 23,292,089 km (0.028 R)
• M37: 23,449,765 km (0.081 R)
• M38: 24,083,761 km (0.104 R)
• M39: 25,045,376 km (0.11 R)
• M40: 25,937,728 km (0.12 R)
• M41: 26,264,898 km (0.087 R)
• M42: 26,511,136 km (0.098 R)
• M43: 26,593,415 km (0.109 R)
• M44: 26,840,551 km (0.071 R)
• M45: 27,337,365 km (0.106 R)
• M46: 27,670,370 km (0.098 R)
• M47: 27,753,696 km (0.097 R)
• M48: 29,269,871 km (0.06 R)
• M49: 30,467,402 km (0.036 R)
• M50: 30,639,888 km (0.091 R)
• M51: 31,072,375 km (0.099 R)
• M52: 33,976,668 km (0.049 R)
• M53: 34,065,978 km (0.105 R)
• M54: 34,693,691 km (0.066 R)
• M55: 35,778,575 km (0.052 R)
• M56: 36,051,441 km (0.057 R)
• M57: 37,518,996 km (0.086 R)
• M58: 37,703,750 km (0.118 R)
• M59: 38,912,351 km (0.117 R)
• M60: 39,286,794 km (0.083 R)
• M61: 40,039,272 km (0.059 R)
• M62: 41,558,438 km (0.099 R)
• M63: 42,132,894 km (0.038 R)
• M64: 42,421,169 km (0.116 R)
• M65: 42,999,664 km (0.097 R)
• M66: 43,289,884 km (0.091 R)
• M67: 43,386,823 km (0.094 R)
• M68: 44,750,707 km (0.103 R)
• M69: 45,142,953 km (0.058 R)
• M70: 49,027,112 km (0.081 R)
• M71: 49,532,753 km (0.086 R)
• M72: 50,040,189 km (0.066 R)
• M73: 50,549,270 km (0.077 R)
• M74: 51,367,421 km (0.052 R)
• M75: 51,983,914 km (0.09 R)
• M76: 53,016,887 km (0.032 R)
• M77: 53,535,842 km (0.093 R)
• M78: 53,639,813 km (0.102 R)
• M79: 55,628,716 km (0.118 R)
• M80: 55,839,500 km (0.088 R)
• M81: 56,367,430 km (0.112 R)
• M82: 59,139,928 km (0.102 R)
• M83: 59,570,321 km (0.081 R)
• M84: 61,520,180 km (0.06 R)
• M85: 63,270,923 km (0.097 R)
• M86: 64,594,715 km (0.093 R)
• M87: 65,037,973 km (0.102 R)
• M88: 65,371,128 km (0.091 R)
• M89: 66,485,632 km (0.109 R)
• M90: 67,494,221 km (0.084 R)
• M91: 69,980,538 km (0.106 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: 281 - 12,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit