🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.46 AU - 0.68 AU

Year: 187 Days

Day: 35.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 24.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 33,269,567 km

• M1: 189,092 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.56 AU - 0.72 AU

Year: 222 Days

Day: 14.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.67 AU - 1.77 AU

Year: 978 Days

Day: 41.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 11.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,269,567 km

• M1: 35,754 km (0.095 R)
• M2: 1,165,966 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.88 AU - 2.08 AU

Year: 1208 Days

Day: 44.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,269,567 km

• M1: 602,131 km (0.091 R)
• M2: 1,096,104 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87

Radius: 3

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 9.68 AU - 12.7 AU

Year: 16226 Days

Day: 15.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 33,269,567 km

• M1: 61,036 km (0.083 R)
• M2: 323,281 km (0.064 R)
• M3: 375,939 km (0.077 R)
• M4: 454,329 km (0.111 R)
• M5: 575,353 km (0.091 R)
• M6: 639,680 km (0.074 R)
• M7: 817,702 km (0.056 R)
• M8: 1,216,829 km (0.051 R)
• M9: 1,384,379 km (0.08 R)
• M10: 1,435,990 km (0.11 R)
• M11: 1,470,846 km (0.103 R)
• M12: 1,987,258 km (0.084 R)
• M13: 2,638,906 km (0.113 R)
• M14: 2,943,039 km (0.077 R)
• M15: 3,167,137 km (0.098 R)
• M16: 3,536,942 km (0.111 R)
• M17: 3,750,867 km (0.112 R)
• M18: 4,519,501 km (0.03 R)
• M19: 4,699,617 km (0.111 R)
• M20: 5,254,027 km (0.092 R)
• M21: 5,470,645 km (0.112 R)
• M22: 6,081,153 km (0.093 R)
• M23: 6,394,561 km (0.072 R)
• M24: 6,509,751 km (0.069 R)
• M25: 6,713,055 km (0.075 R)
• M26: 7,215,404 km (0.112 R)
• M27: 7,305,462 km (0.077 R)
• M28: 7,546,913 km (0.089 R)
• M29: 7,791,207 km (0.104 R)
• M30: 8,986,045 km (0.109 R)
• M31: 9,571,721 km (0.115 R)
• M32: 9,604,632 km (0.08 R)
• M33: 9,736,577 km (0.06 R)
• M34: 9,902,332 km (0.049 R)
• M35: 10,270,343 km (0.102 R)
• M36: 10,711,058 km (0.096 R)
• M37: 11,192,613 km (0.116 R)
• M38: 11,505,871 km (0.106 R)
• M39: 11,646,045 km (0.102 R)
• M40: 11,857,277 km (0.068 R)
• M41: 12,176,519 km (0.111 R)
• M42: 12,283,631 km (0.097 R)
• M43: 12,391,042 km (0.08 R)
• M44: 13,518,561 km (0.051 R)
• M45: 14,225,710 km (0.114 R)
• M46: 14,602,697 km (0.117 R)
• M47: 14,982,975 km (0.119 R)
• M48: 15,482,332 km (0.046 R)
• M49: 15,559,525 km (0.097 R)
• M50: 16,694,524 km (0.097 R)
• M51: 17,052,212 km (0.106 R)
• M52: 17,292,018 km (0.032 R)
• M53: 17,492,778 km (0.08 R)
• M54: 17,896,543 km (0.07 R)
• M55: 18,262,459 km (0.101 R)
• M56: 18,303,299 km (0.113 R)
• M57: 18,795,476 km (0.09 R)
• M58: 20,002,731 km (0.117 R)
• M59: 21,192,034 km (0.114 R)
• M60: 21,277,904 km (0.11 R)
• M61: 21,363,773 km (0.073 R)
• M62: 21,406,857 km (0.063 R)
• M63: 22,666,621 km (0.112 R)
• M64: 22,710,453 km (0.026 R)
• M65: 22,754,435 km (0.099 R)
• M66: 23,327,694 km (0.079 R)
• M67: 23,549,398 km (0.12 R)
• M68: 24,173,969 km (0.058 R)
• M69: 24,443,245 km (0.058 R)
• M70: 24,623,361 km (0.053 R)
• M71: 24,713,568 km (0.1 R)
• M72: 25,075,595 km (0.083 R)
• M73: 26,541,056 km (0.11 R)
• M74: 26,587,282 km (0.117 R)
• M75: 27,564,604 km (0.089 R)
• M76: 28,081,166 km (0.057 R)
• M77: 28,648,291 km (0.111 R)
• M78: 28,743,136 km (0.113 R)
• M79: 28,885,703 km (0.037 R)
• M80: 29,506,086 km (0.097 R)
• M81: 29,938,124 km (0.087 R)
• M82: 30,954,492 km (0.107 R)
• M83: 31,736,291 km (0.111 R)
• M84: 32,326,903 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,231 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit