🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.51 AU - 0.61 AU

Year: 153 Days

Day: 44.9 Hours

Environment

Temp: 237 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.1 AU - 1.26 AU

Year: 468 Days

Day: 31.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,671,841 km

• M1: 51,611 km (0.096 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.25 AU - 1.35 AU

Year: 541 Days

Day: 23.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 38.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.76 AU - 2.46 AU

Year: 1119 Days

Day: 44.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.53 AU - 3.33 AU

Year: 1832 Days

Day: 36.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 83 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.2

Radius: 13.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.57 AU - 10.79 AU

Year: 11863 Days

Day: 11.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 54,671,841 km

• M1: 167,849 km (0.086 R)
• M2: 317,147 km (0.063 R)
• M3: 404,812 km (0.113 R)
• M4: 772,374 km (0.092 R)
• M5: 866,022 km (0.107 R)
• M6: 984,204 km (0.117 R)
• M7: 1,172,399 km (0.112 R)
• M8: 1,282,503 km (0.112 R)
• M9: 1,396,347 km (0.064 R)
• M10: 1,537,567 km (0.106 R)
• M11: 1,938,639 km (0.079 R)
• M12: 2,178,743 km (0.084 R)
• M13: 2,428,871 km (0.118 R)
• M14: 2,543,014 km (0.053 R)
• M15: 3,018,287 km (0.117 R)
• M16: 3,849,602 km (0.078 R)
• M17: 5,038,307 km (0.045 R)
• M18: 5,222,312 km (0.069 R)
• M19: 5,787,642 km (0.096 R)
• M20: 6,333,076 km (0.115 R)
• M21: 6,452,007 km (0.075 R)
• M22: 6,854,275 km (0.056 R)
• M23: 7,181,895 km (0.117 R)
• M24: 7,264,622 km (0.06 R)
• M25: 7,347,799 km (0.094 R)
• M26: 7,473,012 km (0.073 R)
• M27: 7,725,533 km (0.104 R)
• M28: 8,325,720 km (0.078 R)
• M29: 8,412,786 km (0.076 R)
• M30: 9,525,644 km (0.106 R)
• M31: 12,035,149 km (0.107 R)
• M32: 12,281,985 km (0.104 R)
• M33: 12,580,283 km (0.063 R)
• M34: 13,083,082 km (0.097 R)
• M35: 13,184,360 km (0.093 R)
• M36: 13,797,860 km (0.046 R)
• M37: 14,004,455 km (0.114 R)
• M38: 14,212,097 km (0.062 R)
• M39: 14,316,217 km (0.026 R)
• M40: 14,577,864 km (0.101 R)
• M41: 15,105,795 km (0.081 R)
• M42: 15,479,191 km (0.081 R)
• M43: 16,837,390 km (0.096 R)
• M44: 17,002,845 km (0.112 R)
• M45: 17,391,351 km (0.055 R)
• M46: 17,895,047 km (0.059 R)
• M47: 18,290,135 km (0.118 R)
• M48: 18,859,504 km (0.055 R)
• M49: 19,782,673 km (0.105 R)
• M50: 19,899,060 km (0.108 R)
• M51: 22,822,352 km (0.102 R)
• M52: 23,128,280 km (0.049 R)
• M53: 24,427,388 km (0.091 R)
• M54: 25,369,854 km (0.106 R)
• M55: 25,623,123 km (0.104 R)
• M56: 26,260,111 km (0.071 R)
• M57: 26,516,372 km (0.113 R)
• M58: 28,794,149 km (0.104 R)
• M59: 29,655,983 km (0.103 R)
• M60: 30,863,387 km (0.069 R)
• M61: 30,998,474 km (0.114 R)
• M62: 31,541,065 km (0.039 R)
• M63: 31,813,483 km (0.062 R)
• M64: 33,049,162 km (0.059 R)
• M65: 33,325,918 km (0.112 R)
• M66: 33,464,595 km (0.104 R)
• M67: 35,143,532 km (0.074 R)
• M68: 35,496,732 km (0.027 R)
• M69: 36,706,530 km (0.066 R)
• M70: 36,921,353 km (0.084 R)
• M71: 38,509,933 km (0.079 R)
• M72: 40,564,061 km (0.118 R)
• M73: 40,712,163 km (0.042 R)
• M74: 41,828,462 km (0.08 R)
• M75: 42,352,803 km (0.1 R)
• M76: 43,332,519 km (0.117 R)
• M77: 43,939,139 km (0.116 R)
• M78: 44,395,861 km (0.091 R)
• M79: 45,852,795 km (0.113 R)
• M80: 46,238,757 km (0.084 R)
• M81: 48,970,863 km (0.068 R)
• M82: 52,479,232 km (0.113 R)
• M83: 52,802,064 km (0.088 R)
• M84: 54,590,058 km (0.04 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: 193 - 12,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit