🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.54 AU - 0.74 AU

Year: 189 Days

Day: 47.2 Hours

Environment

Temp: 184 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 24,813,735 km

• M1: 54,753 km (0.102 R)
• M2: 279,449 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.73 AU - 1.03 AU

Year: 305 Days

Day: 15.6 Hours

Environment

Temp: 77 °C

Axial Tilt: 78.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.86 AU - 1.38 AU

Year: 437 Days

Day: 12.2 Hours

Environment

Temp: -1 °C

Axial Tilt: 7.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.7 AU - 2 AU

Year: 928 Days

Day: 41 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.28 AU - 3.96 AU

Year: 2541 Days

Day: 25.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.03 AU - 4.47 AU

Year: 2679 Days

Day: 22.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.6

Radius: 10.6

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.92 AU - 6.24 AU

Year: 5531 Days

Day: 7 Hours

Environment

Temp: -148 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 24,813,735 km

• M1: 132,544 km (0.085 R)
• M2: 206,894 km (0.096 R)
• M3: 336,745 km (0.111 R)
• M4: 407,804 km (0.083 R)
• M5: 476,619 km (0.06 R)
• M6: 743,501 km (0.099 R)
• M7: 877,541 km (0.095 R)
• M8: 1,480,570 km (0.085 R)
• M9: 1,565,691 km (0.114 R)
• M10: 1,756,129 km (0.118 R)
• M11: 1,892,413 km (0.082 R)
• M12: 2,422,738 km (0.119 R)
• M13: 2,490,057 km (0.1 R)
• M14: 2,696,053 km (0.111 R)
• M15: 2,907,734 km (0.056 R)
• M16: 3,385,101 km (0.055 R)
• M17: 3,769,118 km (0.103 R)
• M18: 4,086,565 km (0.034 R)
• M19: 4,309,765 km (0.087 R)
• M20: 4,412,539 km (0.088 R)
• M21: 4,938,974 km (0.107 R)
• M22: 5,176,984 km (0.063 R)
• M23: 5,418,734 km (0.085 R)
• M24: 5,574,615 km (0.109 R)
• M25: 5,867,976 km (0.107 R)
• M26: 6,073,973 km (0.068 R)
• M27: 6,516,932 km (0.104 R)
• M28: 6,802,066 km (0.025 R)
• M29: 6,922,193 km (0.118 R)
• M30: 7,018,683 km (0.116 R)
• M31: 7,115,623 km (0.109 R)
• M32: 7,262,079 km (0.039 R)
• M33: 7,657,167 km (0.057 R)
• M34: 7,983,440 km (0.108 R)
• M35: 8,597,689 km (0.118 R)
• M36: 9,520,857 km (0.086 R)
• M37: 10,089,778 km (0.062 R)
• M38: 10,447,466 km (0.051 R)
• M39: 10,641,794 km (0.059 R)
• M40: 10,809,344 km (0.046 R)
• M41: 11,062,463 km (0.092 R)
• M42: 11,203,833 km (0.053 R)
• M43: 11,374,225 km (0.051 R)
• M44: 11,545,664 km (0.102 R)
• M45: 12,239,649 km (0.062 R)
• M46: 12,828,317 km (0.057 R)
• M47: 13,577,054 km (0.119 R)
• M48: 13,850,070 km (0.104 R)
• M49: 13,941,474 km (0.093 R)
• M50: 14,155,549 km (0.108 R)
• M51: 14,463,421 km (0.056 R)
• M52: 14,898,003 km (0.104 R)
• M53: 15,557,879 km (0.046 R)
• M54: 15,652,874 km (0.12 R)
• M55: 15,875,476 km (0.113 R)
• M56: 17,331,213 km (0.111 R)
• M57: 17,792,722 km (0.088 R)
• M58: 18,225,060 km (0.117 R)
• M59: 18,526,200 km (0.078 R)
• M60: 18,728,008 km (0.08 R)
• M61: 19,269,702 km (0.095 R)
• M62: 19,919,555 km (0.108 R)
• M63: 20,022,777 km (0.108 R)
• M64: 20,195,264 km (0.055 R)
• M65: 20,472,319 km (0.094 R)
• M66: 21,030,169 km (0.07 R)
• M67: 21,381,425 km (0.116 R)
• M68: 21,628,561 km (0.107 R)
• M69: 21,699,171 km (0.116 R)
• M70: 22,054,167 km (0.059 R)
• M71: 22,268,092 km (0.084 R)
• M72: 22,626,080 km (0.03 R)
• M73: 22,913,756 km (0.076 R)
• M74: 23,094,321 km (0.085 R)
• M75: 23,456,647 km (0.106 R)
• M76: 23,674,910 km (0.107 R)
• M77: 23,857,420 km (0.109 R)
• M78: 24,003,726 km (0.112 R)
• M79: 24,186,984 km (0.084 R)
• M80: 24,407,641 km (0.118 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 14,633 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit