🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.53 AU - 0.63 AU

Year: 161 Days

Day: 19.1 Hours

Environment

Temp: 225 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,927,140 km

• M1: 27,825 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.63 AU - 0.87 AU

Year: 237 Days

Day: 40.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.82 AU - 1.02 AU

Year: 322 Days

Day: 25.3 Hours

Environment

Temp: 73 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,927,140 km

• M1: 557,551 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.88 AU - 1.2 AU

Year: 387 Days

Day: 45.1 Hours

Environment

Temp: 33 °C

Axial Tilt: 12.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,927,140 km

• M1: 169,195 km (0.083 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.97 AU - 1.37 AU

Year: 462 Days

Day: 20.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 27 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 35,927,140 km

• M1: 685,906 km (0.078 R)
• M2: 726,148 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.51 AU - 2.39 AU

Year: 995 Days

Day: 33.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.99 AU - 2.83 AU

Year: 1367 Days

Day: 25.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.74 AU - 4.44 AU

Year: 3021 Days

Day: 23.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 150 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 11.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.47 AU - 6.13 AU

Year: 4457 Days

Day: 8.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 35,927,140 km

• M1: 141,819 km (0.12 R)
• M2: 212,728 km (0.066 R)
• M3: 363,523 km (0.112 R)
• M4: 462,108 km (0.119 R)
• M5: 636,240 km (0.038 R)
• M6: 833,859 km (0.084 R)
• M7: 934,239 km (0.119 R)
• M8: 1,025,643 km (0.072 R)
• M9: 1,260,960 km (0.108 R)
• M10: 1,591,871 km (0.091 R)
• M11: 1,702,873 km (0.115 R)
• M12: 1,816,717 km (0.112 R)
• M13: 2,000,722 km (0.116 R)
• M14: 2,351,529 km (0.065 R)
• M15: 2,460,586 km (0.093 R)
• M16: 2,552,738 km (0.116 R)
• M17: 2,914,017 km (0.077 R)
• M18: 3,071,095 km (0.051 R)
• M19: 3,251,061 km (0.106 R)
• M20: 3,748,474 km (0.093 R)
• M21: 3,876,530 km (0.062 R)
• M22: 4,006,231 km (0.117 R)
• M23: 4,093,447 km (0.086 R)
• M24: 4,247,682 km (0.081 R)
• M25: 4,767,834 km (0.095 R)
• M26: 4,953,634 km (0.112 R)
• M27: 5,070,919 km (0.076 R)
• M28: 5,165,465 km (0.109 R)
• M29: 5,501,013 km (0.106 R)
• M30: 5,598,252 km (0.112 R)
• M31: 5,942,925 km (0.079 R)
• M32: 7,044,713 km (0.103 R)
• M33: 7,123,851 km (0.085 R)
• M34: 7,309,950 km (0.106 R)
• M35: 7,551,401 km (0.099 R)
• M36: 7,768,318 km (0.111 R)
• M37: 7,850,298 km (0.08 R)
• M38: 8,912,293 km (0.092 R)
• M39: 9,753,033 km (0.079 R)
• M40: 10,168,018 km (0.112 R)
• M41: 11,230,611 km (0.076 R)
• M42: 12,042,629 km (0.055 R)
• M43: 12,391,940 km (0.068 R)
• M44: 13,165,660 km (0.084 R)
• M45: 13,591,415 km (0.097 R)
• M46: 13,921,877 km (0.12 R)
• M47: 14,121,441 km (0.11 R)
• M48: 14,963,228 km (0.111 R)
• M49: 15,373,126 km (0.092 R)
• M50: 15,890,735 km (0.085 R)
• M51: 16,064,418 km (0.092 R)
• M52: 16,589,656 km (0.119 R)
• M53: 17,049,370 km (0.104 R)
• M54: 17,191,638 km (0.055 R)
• M55: 17,262,996 km (0.081 R)
• M56: 17,981,365 km (0.054 R)
• M57: 18,599,802 km (0.079 R)
• M58: 18,782,910 km (0.093 R)
• M59: 19,521,774 km (0.083 R)
• M60: 19,633,374 km (0.044 R)
• M61: 20,799,490 km (0.073 R)
• M62: 21,104,071 km (0.053 R)
• M63: 21,525,189 km (0.076 R)
• M64: 21,602,082 km (0.109 R)
• M65: 21,987,895 km (0.071 R)
• M66: 22,104,133 km (0.118 R)
• M67: 22,181,624 km (0.049 R)
• M68: 22,337,056 km (0.087 R)
• M69: 23,158,947 km (0.042 R)
• M70: 23,751,953 km (0.093 R)
• M71: 24,030,504 km (0.03 R)
• M72: 24,430,230 km (0.055 R)
• M73: 24,550,507 km (0.116 R)
• M74: 24,711,324 km (0.12 R)
• M75: 25,601,880 km (0.107 R)
• M76: 26,133,102 km (0.117 R)
• M77: 26,256,221 km (0.109 R)
• M78: 26,833,220 km (0.059 R)
• M79: 26,998,825 km (0.074 R)
• M80: 27,206,318 km (0.109 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.5

Radius: 13.4

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 7.22 AU - 7.79 AU

Year: 7502 Days

Day: 6.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 35,927,140 km

• M1: 334,202 km (0.085 R)
• M2: 759,209 km (0.078 R)
• M3: 1,084,285 km (0.106 R)
• M4: 1,561,203 km (0.058 R)
• M5: 1,940,434 km (0.078 R)
• M6: 2,059,963 km (0.068 R)
• M7: 2,370,079 km (0.06 R)
• M8: 2,717,595 km (0.045 R)
• M9: 2,943,189 km (0.053 R)
• M10: 3,104,904 km (0.074 R)
• M11: 3,485,780 km (0.054 R)
• M12: 3,957,761 km (0.088 R)
• M13: 4,162,710 km (0.1 R)
• M14: 4,344,921 km (0.078 R)
• M15: 4,880,182 km (0.063 R)
• M16: 5,578,953 km (0.037 R)
• M17: 5,896,400 km (0.097 R)
• M18: 6,884,195 km (0.025 R)
• M19: 7,858,675 km (0.105 R)
• M20: 8,019,942 km (0.108 R)
• M21: 8,182,405 km (0.039 R)
• M22: 8,411,589 km (0.055 R)
• M23: 8,576,596 km (0.087 R)
• M24: 8,809,370 km (0.108 R)
• M25: 9,010,579 km (0.113 R)
• M26: 9,969,950 km (0.12 R)
• M27: 10,214,842 km (0.074 R)
• M28: 11,250,807 km (0.058 R)
• M29: 11,396,366 km (0.12 R)
• M30: 11,652,477 km (0.046 R)
• M31: 12,282,584 km (0.119 R)
• M32: 13,808,781 km (0.049 R)
• M33: 15,152,619 km (0.042 R)
• M34: 15,677,558 km (0.102 R)
• M35: 15,799,480 km (0.109 R)
• M36: 16,372,889 km (0.102 R)
• M37: 16,620,772 km (0.084 R)
• M38: 17,624,574 km (0.052 R)
• M39: 18,476,085 km (0.104 R)
• M40: 18,647,973 km (0.06 R)
• M41: 18,950,011 km (0.098 R)
• M42: 19,384,593 km (0.062 R)
• M43: 21,155,084 km (0.105 R)
• M44: 22,059,702 km (0.11 R)
• M45: 22,150,807 km (0.105 R)
• M46: 22,516,724 km (0.105 R)
• M47: 22,700,430 km (0.081 R)
• M48: 22,976,887 km (0.106 R)
• M49: 23,254,540 km (0.118 R)
• M50: 23,347,291 km (0.115 R)
• M51: 23,673,115 km (0.113 R)
• M52: 23,813,139 km (0.114 R)
• M53: 24,376,075 km (0.103 R)
• M54: 24,706,537 km (0.092 R)
• M55: 25,611,006 km (0.073 R)
• M56: 25,706,749 km (0.113 R)
• M57: 26,768,893 km (0.089 R)
• M58: 26,866,132 km (0.087 R)
• M59: 27,845,250 km (0.06 R)
• M60: 28,388,739 km (0.12 R)
• M61: 29,637,133 km (0.079 R)
• M62: 30,040,300 km (0.085 R)
• M63: 30,293,270 km (0.102 R)
• M64: 30,597,701 km (0.073 R)
• M65: 31,005,355 km (0.044 R)
• M66: 31,209,856 km (0.104 R)
• M67: 31,363,493 km (0.1 R)
• M68: 31,517,279 km (0.114 R)
• M69: 32,705,535 km (0.103 R)
• M70: 33,435,872 km (0.095 R)
• M71: 34,435,784 km (0.073 R)
• M72: 34,647,465 km (0.081 R)
• M73: 35,712,752 km (0.117 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 16,811 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit