🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.62 AU

Year: 151 Days

Day: 29.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 35.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,216,629 km

• M1: 108,458 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.48 AU - 0.66 AU

Year: 164 Days

Day: 44.7 Hours

Environment

Temp: 209 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,216,629 km

• M1: 445,054 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.66 AU - 0.82 AU

Year: 242 Days

Day: 39.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,216,629 km

• M1: 392,994 km (0.11 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.07 AU - 1.13 AU

Year: 439 Days

Day: 14.2 Hours

Environment

Temp: -4 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 74,216,629 km

• M1: 722,707 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.78 AU - 2.46 AU

Year: 1175 Days

Day: 34.1 Hours

Environment

Temp: -93 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,216,629 km

• M1: 1,859,202 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.58 AU - 4.56 AU

Year: 3127 Days

Day: 21.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.8

Radius: 14.6

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.08 AU - 4.56 AU

Year: 3419 Days

Day: 7.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 74,216,629 km

• M1: 184,903 km (0.099 R)
• M2: 294,558 km (0.046 R)
• M3: 441,164 km (0.11 R)
• M4: 572,960 km (0.073 R)
• M5: 730,935 km (0.106 R)
• M6: 835,803 km (0.054 R)
• M7: 1,009,636 km (0.036 R)
• M8: 1,129,165 km (0.102 R)
• M9: 1,335,909 km (0.081 R)
• M10: 1,493,436 km (0.119 R)
• M11: 1,696,290 km (0.097 R)
• M12: 1,895,106 km (0.09 R)
• M13: 2,116,062 km (0.067 R)
• M14: 2,273,140 km (0.028 R)
• M15: 2,508,607 km (0.07 R)
• M16: 3,116,722 km (0.052 R)
• M17: 3,263,627 km (0.053 R)
• M18: 3,379,416 km (0.081 R)
• M19: 3,547,414 km (0.097 R)
• M20: 3,701,051 km (0.119 R)
• M21: 3,979,752 km (0.082 R)
• M22: 4,086,116 km (0.085 R)
• M23: 4,876,143 km (0.113 R)
• M24: 5,105,027 km (0.091 R)
• M25: 5,240,264 km (0.116 R)
• M26: 5,357,249 km (0.093 R)
• M27: 5,534,224 km (0.111 R)
• M28: 5,713,143 km (0.112 R)
• M29: 6,056,470 km (0.12 R)
• M30: 6,469,210 km (0.068 R)
• M31: 7,019,431 km (0.064 R)
• M32: 7,170,226 km (0.115 R)
• M33: 7,322,068 km (0.116 R)
• M34: 7,431,125 km (0.073 R)
• M35: 7,606,902 km (0.106 R)
• M36: 8,165,052 km (0.107 R)
• M37: 8,575,249 km (0.103 R)
• M38: 8,667,252 km (0.115 R)
• M39: 9,344,631 km (0.088 R)
• M40: 9,630,064 km (0.113 R)
• M41: 9,942,424 km (0.057 R)
• M42: 10,233,841 km (0.114 R)
• M43: 10,454,198 km (0.071 R)
• M44: 10,999,483 km (0.107 R)
• M45: 11,225,375 km (0.097 R)
• M46: 11,554,192 km (0.104 R)
• M47: 11,963,491 km (0.076 R)
• M48: 12,092,295 km (0.092 R)
• M49: 12,455,519 km (0.11 R)
• M50: 12,927,949 km (0.117 R)
• M51: 13,113,301 km (0.089 R)
• M52: 13,540,103 km (0.095 R)
• M53: 14,243,662 km (0.071 R)
• M54: 14,848,187 km (0.071 R)
• M55: 15,097,866 km (0.096 R)
• M56: 16,139,366 km (0.096 R)
• M57: 17,612,756 km (0.113 R)
• M58: 17,906,716 km (0.093 R)
• M59: 19,491,705 km (0.079 R)
• M60: 19,673,915 km (0.093 R)
• M61: 19,948,427 km (0.078 R)
• M62: 20,408,590 km (0.111 R)
• M63: 20,501,191 km (0.095 R)
• M64: 20,872,493 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.4

Radius: 7.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 14.1 AU - 22.66 AU

Year: 30006 Days

Day: 24.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 74,216,629 km

• M1: 95,593 km (0.08 R)
• M2: 203,154 km (0.046 R)
• M3: 404,064 km (0.081 R)
• M4: 620,831 km (0.084 R)
• M5: 731,234 km (0.109 R)
• M6: 800,797 km (0.114 R)
• M7: 1,023,399 km (0.086 R)
• M8: 1,237,623 km (0.076 R)
• M9: 2,061,309 km (0.095 R)
• M10: 2,402,243 km (0.09 R)
• M11: 3,059,725 km (0.054 R)
• M12: 3,408,438 km (0.077 R)
• M13: 4,881,678 km (0.092 R)
• M14: 5,197,329 km (0.071 R)
• M15: 5,334,660 km (0.116 R)
• M16: 5,612,912 km (0.074 R)
• M17: 8,376,284 km (0.114 R)
• M18: 8,645,411 km (0.112 R)
• M19: 9,137,139 km (0.104 R)
• M20: 9,247,692 km (0.077 R)
• M21: 9,750,490 km (0.066 R)
• M22: 10,090,676 km (0.061 R)
• M23: 10,724,372 km (0.072 R)
• M24: 11,969,774 km (0.091 R)
• M25: 12,640,122 km (0.048 R)
• M26: 13,637,043 km (0.092 R)
• M27: 14,658,946 km (0.114 R)
• M28: 15,573,138 km (0.114 R)
• M29: 16,505,881 km (0.06 R)
• M30: 16,707,988 km (0.091 R)
• M31: 17,114,894 km (0.098 R)
• M32: 17,251,327 km (0.098 R)
• M33: 17,731,387 km (0.117 R)
• M34: 18,076,958 km (0.104 R)
• M35: 21,286,131 km (0.104 R)
• M36: 21,506,190 km (0.081 R)
• M37: 21,653,394 km (0.028 R)
• M38: 21,727,146 km (0.101 R)
• M39: 21,874,799 km (0.105 R)
• M40: 22,171,152 km (0.087 R)
• M41: 22,543,502 km (0.075 R)
• M42: 22,767,898 km (0.096 R)
• M43: 23,445,427 km (0.062 R)
• M44: 23,976,948 km (0.075 R)
• M45: 24,589,402 km (0.09 R)
• M46: 25,517,657 km (0.096 R)
• M47: 27,248,953 km (0.074 R)
• M48: 27,328,539 km (0.066 R)
• M49: 27,567,746 km (0.071 R)
• M50: 31,322,353 km (0.033 R)
• M51: 31,991,505 km (0.047 R)
• M52: 33,173,926 km (0.076 R)
• M53: 34,112,952 km (0.118 R)
• M54: 35,407,572 km (0.06 R)
• M55: 35,581,255 km (0.12 R)
• M56: 35,842,603 km (0.088 R)
• M57: 37,777,950 km (0.063 R)
• M58: 38,400,726 km (0.043 R)
• M59: 39,656,750 km (0.082 R)
• M60: 39,746,957 km (0.114 R)
• M61: 40,561,967 km (0.104 R)
• M62: 41,382,661 km (0.111 R)
• M63: 43,411,507 km (0.117 R)
• M64: 45,945,396 km (0.117 R)
• M65: 46,800,647 km (0.097 R)
• M66: 46,896,090 km (0.071 R)
• M67: 47,949,259 km (0.096 R)
• M68: 48,334,174 km (0.041 R)
• M69: 49,203,936 km (0.112 R)
• M70: 50,762,896 km (0.029 R)
• M71: 52,041,509 km (0.086 R)
• M72: 53,929,135 km (0.075 R)
• M73: 54,429,689 km (0.102 R)
• M74: 54,630,300 km (0.096 R)
• M75: 54,730,680 km (0.099 R)
• M76: 55,435,286 km (0.073 R)
• M77: 55,536,115 km (0.079 R)
• M78: 57,771,257 km (0.118 R)
• M79: 58,694,126 km (0.054 R)
• M80: 59,105,820 km (0.119 R)
• M81: 61,178,797 km (0.074 R)
• M82: 62,433,923 km (0.043 R)
• M83: 62,643,959 km (0.117 R)
• M84: 63,064,778 km (0.104 R)
• M85: 64,332,620 km (0.088 R)
• M86: 67,862,381 km (0.108 R)
• M87: 68,835,815 km (0.109 R)
• M88: 71,234,916 km (0.103 R)
• M89: 71,564,330 km (0.081 R)
• M90: 72,114,252 km (0.031 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 18,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit