🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.62 AU - 0.82 AU

Year: 223 Days

Day: 32.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,448,765 km

• M1: 569,070 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.91 AU - 1.23 AU

Year: 404 Days

Day: 23.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,448,765 km

• M1: 451,187 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.5 AU - 1.86 AU

Year: 795 Days

Day: 35.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 14.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.68 AU - 4.98 AU

Year: 3877 Days

Day: 9.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 25,448,765 km

• M1: 188,493 km (0.111 R)
• M2: 338,091 km (0.099 R)
• M3: 452,234 km (0.108 R)
• M4: 603,627 km (0.053 R)
• M5: 755,918 km (0.053 R)
• M6: 1,103,883 km (0.046 R)
• M7: 1,247,945 km (0.059 R)
• M8: 1,347,727 km (0.104 R)
• M9: 1,889,272 km (0.11 R)
• M10: 2,094,520 km (0.068 R)
• M11: 2,463,877 km (0.106 R)
• M12: 2,575,776 km (0.11 R)
• M13: 3,143,350 km (0.046 R)
• M14: 3,477,702 km (0.117 R)
• M15: 3,621,914 km (0.046 R)
• M16: 4,010,420 km (0.106 R)
• M17: 4,968,893 km (0.07 R)
• M18: 5,400,932 km (0.11 R)
• M19: 5,568,781 km (0.082 R)
• M20: 5,866,780 km (0.112 R)
• M21: 6,500,925 km (0.096 R)
• M22: 7,574,739 km (0.1 R)
• M23: 7,929,136 km (0.107 R)
• M24: 8,144,557 km (0.053 R)
• M25: 8,264,983 km (0.082 R)
• M26: 8,410,243 km (0.045 R)
• M27: 8,728,138 km (0.109 R)
• M28: 8,925,607 km (0.12 R)
• M29: 9,224,803 km (0.084 R)
• M30: 9,350,465 km (0.057 R)
• M31: 9,552,722 km (0.039 R)
• M32: 9,807,487 km (0.088 R)
• M33: 10,064,646 km (0.11 R)
• M34: 10,219,928 km (0.108 R)
• M35: 10,506,857 km (0.097 R)
• M36: 10,690,862 km (0.12 R)
• M37: 11,249,161 km (0.101 R)
• M38: 11,545,515 km (0.085 R)
• M39: 11,871,638 km (0.118 R)
• M40: 12,035,897 km (0.119 R)
• M41: 12,256,105 km (0.073 R)
• M42: 13,178,525 km (0.11 R)
• M43: 14,530,591 km (0.115 R)
• M44: 14,853,573 km (0.071 R)
• M45: 15,238,189 km (0.095 R)
• M46: 15,446,579 km (0.079 R)
• M47: 16,901,717 km (0.059 R)
• M48: 17,055,803 km (0.064 R)
• M49: 17,148,404 km (0.078 R)
• M50: 17,334,354 km (0.112 R)
• M51: 18,116,003 km (0.085 R)
• M52: 18,941,185 km (0.086 R)
• M53: 19,229,609 km (0.108 R)
• M54: 19,487,367 km (0.087 R)
• M55: 19,746,171 km (0.078 R)
• M56: 20,201,846 km (0.063 R)
• M57: 20,431,030 km (0.044 R)
• M58: 20,694,023 km (0.111 R)
• M59: 20,825,819 km (0.068 R)
• M60: 21,123,668 km (0.112 R)
• M61: 21,824,085 km (0.044 R)
• M62: 21,924,765 km (0.066 R)
• M63: 22,464,364 km (0.1 R)
• M64: 22,769,843 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.9

Radius: 11.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.94 AU - 7.22 AU

Year: 5476 Days

Day: 14 Hours

Environment

Temp: -140 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 25,448,765 km

• M1: 438,172 km (0.067 R)
• M2: 829,969 km (0.117 R)
• M3: 911,201 km (0.094 R)
• M4: 1,019,958 km (0.029 R)
• M5: 1,095,056 km (0.11 R)
• M6: 1,319,004 km (0.066 R)
• M7: 1,472,193 km (0.08 R)
• M8: 1,631,365 km (0.105 R)
• M9: 1,920,238 km (0.113 R)
• M10: 2,242,173 km (0.056 R)
• M11: 2,409,872 km (0.065 R)
• M12: 2,829,195 km (0.1 R)
• M13: 3,309,554 km (0.083 R)
• M14: 3,385,699 km (0.081 R)
• M15: 3,598,427 km (0.086 R)
• M16: 3,915,575 km (0.085 R)
• M17: 4,077,739 km (0.092 R)
• M18: 4,180,213 km (0.107 R)
• M19: 4,325,024 km (0.112 R)
• M20: 4,471,630 km (0.056 R)
• M21: 4,662,666 km (0.089 R)
• M22: 4,748,386 km (0.098 R)
• M23: 4,856,246 km (0.062 R)
• M24: 5,118,790 km (0.068 R)
• M25: 5,207,203 km (0.095 R)
• M26: 5,430,852 km (0.105 R)
• M27: 5,612,015 km (0.072 R)
• M28: 5,749,196 km (0.066 R)
• M29: 6,214,595 km (0.101 R)
• M30: 6,332,927 km (0.086 R)
• M31: 6,619,855 km (0.077 R)
• M32: 7,132,378 km (0.114 R)
• M33: 7,206,578 km (0.072 R)
• M34: 7,306,061 km (0.115 R)
• M35: 7,835,637 km (0.042 R)
• M36: 8,247,480 km (0.086 R)
• M37: 8,825,377 km (0.099 R)
• M38: 9,119,187 km (0.067 R)
• M39: 9,389,211 km (0.052 R)
• M40: 10,187,017 km (0.033 R)
• M41: 10,721,530 km (0.12 R)
• M42: 11,121,255 km (0.07 R)
• M43: 11,351,935 km (0.094 R)
• M44: 11,467,874 km (0.097 R)
• M45: 12,053,400 km (0.1 R)
• M46: 12,409,293 km (0.051 R)
• M47: 12,618,580 km (0.111 R)
• M48: 12,738,707 km (0.09 R)
• M49: 12,949,940 km (0.112 R)
• M50: 13,559,401 km (0.118 R)
• M51: 13,836,905 km (0.069 R)
• M52: 14,209,703 km (0.108 R)
• M53: 14,775,034 km (0.072 R)
• M54: 14,870,028 km (0.118 R)
• M55: 14,965,173 km (0.077 R)
• M56: 15,092,331 km (0.097 R)
• M57: 15,444,035 km (0.046 R)
• M58: 15,572,540 km (0.073 R)
• M59: 16,057,835 km (0.05 R)
• M60: 16,515,156 km (0.088 R)
• M61: 16,712,476 km (0.06 R)
• M62: 16,877,632 km (0.114 R)
• M63: 17,176,080 km (0.099 R)
• M64: 17,576,703 km (0.077 R)
• M65: 18,014,276 km (0.081 R)
• M66: 20,080,073 km (0.12 R)
• M67: 20,431,628 km (0.109 R)
• M68: 21,176,476 km (0.092 R)
• M69: 22,510,440 km (0.064 R)
• M70: 22,729,452 km (0.061 R)
• M71: 22,839,107 km (0.1 R)
• M72: 23,022,364 km (0.063 R)
• M73: 23,427,176 km (0.098 R)
• M74: 24,132,081 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 11,375 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit