🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.09 AU - 1.11 AU

Year: 424 Days

Day: 43 Hours

Environment

Temp: 23 °C

Axial Tilt: 41 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,320,426 km

• M1: 340,335 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.1 AU - 1.54 AU

Year: 557 Days

Day: 43.9 Hours

Environment

Temp: -8 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 29,320,426 km

• M1: 843,582 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.7 AU - 1.82 AU

Year: 857 Days

Day: 30.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,320,426 km

• M1: 993,629 km (0.106 R)
• M2: 1,121,685 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.58 AU - 1.98 AU

Year: 872 Days

Day: 39.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,320,426 km

• M1: 413,788 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.73 AU - 2.65 AU

Year: 1190 Days

Day: 14.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,320,426 km

• M1: 56,249 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.24 AU - 3.4 AU

Year: 2221 Days

Day: 45.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.6

Radius: 9.1

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.23 AU - 6.41 AU

Year: 4504 Days

Day: 7.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 29,320,426 km

• M1: 113,844 km (0.104 R)
• M2: 178,021 km (0.073 R)
• M3: 266,135 km (0.045 R)
• M4: 335,249 km (0.071 R)
• M5: 658,679 km (0.066 R)
• M6: 750,981 km (0.056 R)
• M7: 949,498 km (0.057 R)
• M8: 1,066,034 km (0.088 R)
• M9: 1,290,581 km (0.106 R)
• M10: 1,592,769 km (0.104 R)
• M11: 2,276,281 km (0.102 R)
• M12: 2,391,172 km (0.094 R)
• M13: 3,104,455 km (0.029 R)
• M14: 4,052,307 km (0.094 R)
• M15: 4,333,551 km (0.085 R)
• M16: 4,657,730 km (0.087 R)
• M17: 4,933,887 km (0.118 R)
• M18: 5,754,880 km (0.104 R)
• M19: 6,638,406 km (0.065 R)
• M20: 6,741,478 km (0.084 R)
• M21: 6,803,562 km (0.087 R)
• M22: 6,949,270 km (0.098 R)
• M23: 7,435,164 km (0.082 R)
• M24: 7,542,276 km (0.1 R)
• M25: 7,714,613 km (0.041 R)
• M26: 7,844,763 km (0.108 R)
• M27: 8,063,475 km (0.086 R)
• M28: 8,306,272 km (0.041 R)
• M29: 8,372,843 km (0.119 R)
• M30: 8,462,004 km (0.104 R)
• M31: 8,957,920 km (0.085 R)
• M32: 9,071,914 km (0.103 R)
• M33: 9,140,579 km (0.11 R)
• M34: 9,463,262 km (0.102 R)
• M35: 9,977,879 km (0.076 R)
• M36: 10,191,056 km (0.089 R)
• M37: 10,262,414 km (0.057 R)
• M38: 10,405,729 km (0.096 R)
• M39: 10,621,898 km (0.055 R)
• M40: 11,476,700 km (0.07 R)
• M41: 11,575,734 km (0.112 R)
• M42: 12,151,087 km (0.12 R)
• M43: 12,556,796 km (0.045 R)
• M44: 12,838,340 km (0.112 R)
• M45: 13,303,589 km (0.049 R)
• M46: 13,721,715 km (0.112 R)
• M47: 14,571,132 km (0.058 R)
• M48: 14,651,615 km (0.078 R)
• M49: 14,866,887 km (0.103 R)
• M50: 15,083,355 km (0.118 R)
• M51: 15,164,736 km (0.062 R)
• M52: 15,246,417 km (0.051 R)
• M53: 15,409,927 km (0.079 R)
• M54: 15,546,809 km (0.038 R)
• M55: 15,849,146 km (0.092 R)
• M56: 16,125,603 km (0.057 R)
• M57: 16,739,703 km (0.071 R)
• M58: 16,824,076 km (0.06 R)
• M59: 17,162,765 km (0.087 R)
• M60: 17,219,463 km (0.084 R)
• M61: 17,617,842 km (0.081 R)
• M62: 17,904,322 km (0.109 R)
• M63: 18,627,328 km (0.047 R)
• M64: 18,831,530 km (0.112 R)
• M65: 19,124,442 km (0.077 R)
• M66: 19,242,026 km (0.118 R)
• M67: 19,596,274 km (0.074 R)
• M68: 19,714,755 km (0.09 R)
• M69: 19,774,146 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.3

Radius: 12.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.35 AU - 6.41 AU

Year: 5234 Days

Day: 7.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 29,320,426 km

• M1: 212,728 km (0.087 R)
• M2: 303,235 km (0.073 R)
• M3: 437,574 km (0.108 R)
• M4: 577,149 km (0.066 R)
• M5: 946,506 km (0.082 R)
• M6: 1,109,119 km (0.116 R)
• M7: 1,237,623 km (0.063 R)
• M8: 1,589,627 km (0.114 R)
• M9: 1,703,172 km (0.103 R)
• M10: 2,113,668 km (0.104 R)
• M11: 2,203,128 km (0.089 R)
• M12: 2,330,735 km (0.091 R)
• M13: 2,670,322 km (0.053 R)
• M14: 2,985,525 km (0.064 R)
• M15: 3,209,473 km (0.082 R)
• M16: 3,545,021 km (0.1 R)
• M17: 3,717,208 km (0.111 R)
• M18: 3,804,274 km (0.069 R)
• M19: 3,914,228 km (0.119 R)
• M20: 4,227,636 km (0.116 R)
• M21: 4,479,708 km (0.096 R)
• M22: 4,572,758 km (0.11 R)
• M23: 5,413,199 km (0.072 R)
• M24: 6,017,126 km (0.062 R)
• M25: 6,722,330 km (0.108 R)
• M26: 6,909,477 km (0.094 R)
• M27: 7,125,347 km (0.096 R)
• M28: 7,234,254 km (0.067 R)
• M29: 7,647,443 km (0.107 R)
• M30: 8,181,807 km (0.077 R)
• M31: 8,295,800 km (0.08 R)
• M32: 8,381,819 km (0.112 R)
• M33: 8,641,222 km (0.1 R)
• M34: 8,728,437 km (0.036 R)
• M35: 9,138,635 km (0.102 R)
• M36: 9,257,116 km (0.086 R)
• M37: 9,465,506 km (0.089 R)
• M38: 10,069,732 km (0.047 R)
• M39: 10,686,524 km (0.065 R)
• M40: 11,030,898 km (0.108 R)
• M41: 11,442,741 km (0.106 R)
• M42: 11,538,484 km (0.073 R)
• M43: 11,924,297 km (0.071 R)
• M44: 12,807,672 km (0.092 R)
• M45: 13,374,648 km (0.069 R)
• M46: 13,847,826 km (0.1 R)
• M47: 14,326,539 km (0.074 R)
• M48: 14,464,319 km (0.117 R)
• M49: 14,671,811 km (0.067 R)
• M50: 14,810,638 km (0.103 R)
• M51: 15,019,776 km (0.081 R)
• M52: 15,229,961 km (0.026 R)
• M53: 15,724,083 km (0.095 R)
• M54: 15,866,201 km (0.056 R)
• M55: 16,116,029 km (0.077 R)
• M56: 16,547,170 km (0.115 R)
• M57: 16,945,848 km (0.097 R)
• M58: 17,091,706 km (0.103 R)
• M59: 17,457,922 km (0.111 R)
• M60: 18,347,431 km (0.09 R)
• M61: 19,632,776 km (0.108 R)
• M62: 19,747,517 km (0.104 R)
• M63: 20,713,022 km (0.112 R)
• M64: 20,986,188 km (0.108 R)
• M65: 21,654,441 km (0.063 R)
• M66: 22,130,312 km (0.114 R)
• M67: 22,529,439 km (0.072 R)
• M68: 23,823,012 km (0.117 R)
• M69: 24,109,193 km (0.117 R)
• M70: 24,191,172 km (0.085 R)
• M71: 24,684,995 km (0.058 R)
• M72: 25,892,100 km (0.066 R)
• M73: 26,186,210 km (0.118 R)
• M74: 26,820,505 km (0.115 R)
• M75: 27,802,914 km (0.031 R)
• M76: 28,190,522 km (0.066 R)
• M77: 28,753,608 km (0.11 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 15,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit