🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.96 AU - 1.36 AU

Year: 441 Days

Day: 16.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.88 AU - 1.46 AU

Year: 447 Days

Day: 18.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 44,782,065 km

• M1: 333,753 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.27 AU - 1.91 AU

Year: 708 Days

Day: 30.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.48 AU - 2.44 AU

Year: 969 Days

Day: 36 Hours

Environment

Temp: -62 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,782,065 km

• M1: 460,013 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.59 AU - 3.43 AU

Year: 1844 Days

Day: 16.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,782,065 km

• M1: 898,186 km (0.037 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.62 AU - 5.82 AU

Year: 3621 Days

Day: 45.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.5

Radius: 13.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.72 AU - 8.78 AU

Year: 7618 Days

Day: 11.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 44,782,065 km

• M1: 169,345 km (0.059 R)
• M2: 432,936 km (0.075 R)
• M3: 709,842 km (0.077 R)
• M4: 1,156,092 km (0.117 R)
• M5: 1,330,075 km (0.092 R)
• M6: 1,451,249 km (0.081 R)
• M7: 1,683,425 km (0.095 R)
• M8: 1,815,370 km (0.105 R)
• M9: 2,043,357 km (0.091 R)
• M10: 2,329,538 km (0.064 R)
• M11: 2,527,606 km (0.084 R)
• M12: 2,680,046 km (0.072 R)
• M13: 2,861,807 km (0.111 R)
• M14: 2,967,423 km (0.074 R)
• M15: 3,715,562 km (0.083 R)
• M16: 4,428,396 km (0.045 R)
• M17: 4,613,299 km (0.087 R)
• M18: 4,706,648 km (0.103 R)
• M19: 5,476,928 km (0.089 R)
• M20: 6,046,297 km (0.107 R)
• M21: 6,148,772 km (0.115 R)
• M22: 6,669,971 km (0.101 R)
• M23: 6,775,886 km (0.083 R)
• M24: 7,350,491 km (0.063 R)
• M25: 7,717,754 km (0.105 R)
• M26: 8,128,550 km (0.041 R)
• M27: 8,279,793 km (0.062 R)
• M28: 8,700,463 km (0.09 R)
• M29: 9,088,968 km (0.091 R)
• M30: 9,324,734 km (0.12 R)
• M31: 9,443,515 km (0.071 R)
• M32: 9,842,792 km (0.113 R)
• M33: 10,004,058 km (0.118 R)
• M34: 11,792,950 km (0.039 R)
• M35: 13,365,373 km (0.117 R)
• M36: 13,544,142 km (0.08 R)
• M37: 14,039,910 km (0.083 R)
• M38: 14,495,734 km (0.045 R)
• M39: 14,863,895 km (0.105 R)
• M40: 15,049,247 km (0.068 R)
• M41: 15,562,666 km (0.12 R)
• M42: 15,750,861 km (0.096 R)
• M43: 17,234,572 km (0.044 R)
• M44: 17,575,805 km (0.033 R)
• M45: 17,820,846 km (0.065 R)
• M46: 18,215,486 km (0.061 R)
• M47: 18,563,001 km (0.113 R)
• M48: 18,812,680 km (0.069 R)
• M49: 20,128,693 km (0.066 R)
• M50: 21,369,607 km (0.087 R)
• M51: 21,788,780 km (0.026 R)
• M52: 22,105,030 km (0.076 R)
• M53: 22,422,776 km (0.046 R)
• M54: 23,654,565 km (0.107 R)
• M55: 24,908,494 km (0.029 R)
• M56: 25,294,307 km (0.03 R)
• M57: 26,239,766 km (0.069 R)
• M58: 26,519,963 km (0.105 R)
• M59: 27,366,686 km (0.114 R)
• M60: 27,764,916 km (0.037 R)
• M61: 28,165,090 km (0.051 R)
• M62: 28,337,128 km (0.059 R)
• M63: 29,609,607 km (0.105 R)
• M64: 30,664,721 km (0.068 R)
• M65: 31,019,118 km (0.079 R)
• M66: 31,851,331 km (0.086 R)
• M67: 32,330,194 km (0.088 R)
• M68: 32,570,598 km (0.116 R)
• M69: 33,537,898 km (0.118 R)
• M70: 33,842,030 km (0.058 R)
• M71: 34,024,989 km (0.102 R)
• M72: 34,330,767 km (0.094 R)
• M73: 36,183,985 km (0.114 R)
• M74: 36,871,537 km (0.071 R)
• M75: 37,122,712 km (0.093 R)
• M76: 37,816,247 km (0.104 R)
• M77: 38,006,087 km (0.119 R)
• M78: 38,196,376 km (0.077 R)
• M79: 38,641,429 km (0.118 R)
• M80: 39,344,240 km (0.067 R)
• M81: 39,472,445 km (0.101 R)
• M82: 39,665,127 km (0.088 R)
• M83: 40,503,474 km (0.09 R)
• M84: 40,892,279 km (0.119 R)
• M85: 41,739,152 km (0.118 R)
• M86: 42,591,860 km (0.077 R)
• M87: 43,317,859 km (0.095 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 17,819 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit