🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.41 AU - 0.61 AU

Year: 130 Days

Day: 35 Hours

Environment

Temp: 219 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.55 AU - 0.55 AU

Year: 146 Days

Day: 33.1 Hours

Environment

Temp: 256 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.51 AU - 0.63 AU

Year: 154 Days

Day: 18.2 Hours

Environment

Temp: 215 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,219,288 km

• M1: 201,508 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.63 AU - 0.79 AU

Year: 214 Days

Day: 33.6 Hours

Environment

Temp: 141 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.97 AU - 1.27 AU

Year: 425 Days

Day: 27.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 19.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.74 AU - 2.76 AU

Year: 1633 Days

Day: 46 Hours

Environment

Temp: -81 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.72 AU - 4.46 AU

Year: 2963 Days

Day: 21.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.9

Radius: 9.8

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.35 AU - 11.97 AU

Year: 12465 Days

Day: 11.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 149 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 58,219,288 km

• M1: 163,510 km (0.117 R)
• M2: 228,586 km (0.102 R)
• M3: 1,129,464 km (0.088 R)
• M4: 1,221,018 km (0.116 R)
• M5: 1,387,520 km (0.029 R)
• M6: 1,612,665 km (0.063 R)
• M7: 1,986,660 km (0.074 R)
• M8: 2,597,617 km (0.075 R)
• M9: 2,971,612 km (0.086 R)
• M10: 3,100,266 km (0.096 R)
• M11: 3,736,057 km (0.035 R)
• M12: 3,980,351 km (0.118 R)
• M13: 4,051,260 km (0.086 R)
• M14: 4,411,492 km (0.112 R)
• M15: 6,239,877 km (0.105 R)
• M16: 6,530,246 km (0.1 R)
• M17: 7,253,702 km (0.079 R)
• M18: 10,004,358 km (0.074 R)
• M19: 10,198,087 km (0.06 R)
• M20: 11,792,651 km (0.057 R)
• M21: 12,100,224 km (0.064 R)
• M22: 12,410,340 km (0.089 R)
• M23: 12,723,299 km (0.044 R)
• M24: 12,985,993 km (0.084 R)
• M25: 13,356,696 km (0.093 R)
• M26: 14,544,803 km (0.12 R)
• M27: 14,874,666 km (0.106 R)
• M28: 15,262,573 km (0.101 R)
• M29: 15,597,822 km (0.117 R)
• M30: 15,766,419 km (0.119 R)
• M31: 17,252,075 km (0.103 R)
• M32: 17,368,163 km (0.05 R)
• M33: 17,659,729 km (0.061 R)
• M34: 18,188,408 km (0.031 R)
• M35: 19,021,369 km (0.081 R)
• M36: 19,988,370 km (0.099 R)
• M37: 20,110,292 km (0.084 R)
• M38: 20,171,478 km (0.081 R)
• M39: 20,477,854 km (0.073 R)
• M40: 20,539,339 km (0.091 R)
• M41: 20,662,458 km (0.096 R)
• M42: 20,785,727 km (0.081 R)
• M43: 20,847,510 km (0.111 R)
• M44: 21,844,281 km (0.087 R)
• M45: 22,285,296 km (0.095 R)
• M46: 22,601,994 km (0.108 R)
• M47: 23,047,946 km (0.096 R)
• M48: 23,625,693 km (0.103 R)
• M49: 24,860,773 km (0.117 R)
• M50: 26,183,667 km (0.061 R)
• M51: 27,258,228 km (0.096 R)
• M52: 27,869,036 km (0.079 R)
• M53: 28,897,073 km (0.086 R)
• M54: 29,450,435 km (0.056 R)
• M55: 29,519,849 km (0.036 R)
• M56: 29,658,825 km (0.025 R)
• M57: 29,798,101 km (0.079 R)
• M58: 30,286,987 km (0.09 R)
• M59: 30,849,175 km (0.114 R)
• M60: 31,343,746 km (0.115 R)
• M61: 34,001,651 km (0.065 R)
• M62: 34,805,590 km (0.1 R)
• M63: 35,394,258 km (0.097 R)
• M64: 36,656,116 km (0.103 R)
• M65: 37,555,797 km (0.115 R)
• M66: 39,836,417 km (0.09 R)
• M67: 39,990,054 km (0.115 R)
• M68: 40,220,884 km (0.113 R)
• M69: 41,226,181 km (0.106 R)
• M70: 41,381,613 km (0.073 R)
• M71: 41,771,017 km (0.096 R)
• M72: 42,396,485 km (0.106 R)
• M73: 43,498,573 km (0.046 R)
• M74: 44,291,591 km (0.11 R)
• M75: 44,929,327 km (0.104 R)
• M76: 45,009,362 km (0.061 R)
• M77: 45,329,501 km (0.1 R)
• M78: 45,730,872 km (0.081 R)
• M79: 46,294,856 km (0.118 R)
• M80: 47,266,943 km (0.091 R)
• M81: 48,901,898 km (0.053 R)
• M82: 48,984,177 km (0.082 R)
• M83: 49,148,735 km (0.105 R)
• M84: 50,140,270 km (0.119 R)
• M85: 50,721,756 km (0.09 R)
• M86: 51,975,237 km (0.117 R)
• M87: 52,059,161 km (0.05 R)
• M88: 54,512,566 km (0.074 R)
• M89: 55,367,369 km (0.072 R)
• M90: 55,968,303 km (0.081 R)
• M91: 56,485,164 km (0.113 R)
• M92: 56,830,586 km (0.112 R)
• M93: 57,263,372 km (0.085 R)
• M94: 57,523,523 km (0.098 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 18,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit