🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.5 AU - 0.6 AU

Year: 145 Days

Day: 23.2 Hours

Environment

Temp: 176 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.1 AU - 1.22 AU

Year: 443 Days

Day: 21.4 Hours

Environment

Temp: 29 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 54,595,696 km

• M1: 813,812 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.23 AU - 1.81 AU

Year: 665 Days

Day: 44.4 Hours

Environment

Temp: -20 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,595,696 km

• M1: 40,242 km (0.092 R)
• M2: 505,790 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.59 AU - 2.55 AU

Year: 1057 Days

Day: 30.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,595,696 km

• M1: 39,344 km (0.086 R)
• M2: 519,404 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.58 AU - 2.8 AU

Year: 1565 Days

Day: 15.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,595,696 km

• M1: 80,633 km (0.028 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.14 AU - 3.26 AU

Year: 1574 Days

Day: 31.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.33 AU - 4.57 AU

Year: 2785 Days

Day: 45.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.8 AU - 5.9 AU

Year: 3789 Days

Day: 33 Hours

Environment

Temp: -129 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,595,696 km

• M1: 1,367,923 km (0.096 R)
• M2: 3,587,058 km (0.094 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.1

Radius: 13.6

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.53 AU - 9.85 AU

Year: 9088 Days

Day: 10.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 54,595,696 km

• M1: 181,761 km (0.119 R)
• M2: 416,630 km (0.088 R)
• M3: 525,687 km (0.084 R)
• M4: 815,458 km (0.098 R)
• M5: 980,464 km (0.078 R)
• M6: 1,367,325 km (0.104 R)
• M7: 1,590,225 km (0.103 R)
• M8: 1,729,950 km (0.104 R)
• M9: 1,825,543 km (0.055 R)
• M10: 1,947,615 km (0.075 R)
• M11: 2,097,811 km (0.048 R)
• M12: 2,626,939 km (0.107 R)
• M13: 3,109,242 km (0.1 R)
• M14: 3,466,631 km (0.072 R)
• M15: 3,743,537 km (0.072 R)
• M16: 3,932,180 km (0.084 R)
• M17: 4,450,686 km (0.074 R)
• M18: 4,617,338 km (0.089 R)
• M19: 5,987,056 km (0.039 R)
• M20: 6,208,461 km (0.101 R)
• M21: 6,357,610 km (0.047 R)
• M22: 7,632,932 km (0.117 R)
• M23: 8,116,133 km (0.069 R)
• M24: 9,884,829 km (0.08 R)
• M25: 10,411,413 km (0.097 R)
• M26: 10,812,485 km (0.074 R)
• M27: 11,037,480 km (0.044 R)
• M28: 13,905,571 km (0.095 R)
• M29: 14,446,068 km (0.028 R)
• M30: 15,144,092 km (0.091 R)
• M31: 15,700,147 km (0.057 R)
• M32: 16,108,848 km (0.113 R)
• M33: 18,580,205 km (0.037 R)
• M34: 18,958,389 km (0.094 R)
• M35: 19,066,847 km (0.095 R)
• M36: 20,384,954 km (0.067 R)
• M37: 20,830,905 km (0.063 R)
• M38: 21,111,252 km (0.063 R)
• M39: 21,336,396 km (0.085 R)
• M40: 21,732,531 km (0.116 R)
• M41: 22,474,387 km (0.035 R)
• M42: 23,398,902 km (0.096 R)
• M43: 23,631,976 km (0.105 R)
• M44: 24,276,892 km (0.059 R)
• M45: 24,927,643 km (0.082 R)
• M46: 25,404,411 km (0.105 R)
• M47: 26,185,910 km (0.088 R)
• M48: 27,158,297 km (0.08 R)
• M49: 28,266,518 km (0.077 R)
• M50: 29,264,036 km (0.11 R)
• M51: 29,641,173 km (0.086 R)
• M52: 31,293,481 km (0.104 R)
• M53: 31,614,668 km (0.102 R)
• M54: 32,519,884 km (0.12 R)
• M55: 32,975,709 km (0.059 R)
• M56: 33,827,819 km (0.086 R)
• M57: 34,819,952 km (0.104 R)
• M58: 34,952,944 km (0.07 R)
• M59: 35,620,599 km (0.091 R)
• M60: 36,090,486 km (0.094 R)
• M61: 36,697,554 km (0.055 R)
• M62: 38,264,443 km (0.106 R)
• M63: 38,607,919 km (0.111 R)
• M64: 39,021,408 km (0.113 R)
• M65: 39,575,219 km (0.07 R)
• M66: 40,201,286 km (0.05 R)
• M67: 41,463,144 km (0.114 R)
• M68: 41,604,215 km (0.049 R)
• M69: 43,523,406 km (0.068 R)
• M70: 44,169,669 km (0.114 R)
• M71: 44,385,688 km (0.089 R)
• M72: 44,746,668 km (0.101 R)
• M73: 45,181,100 km (0.083 R)
• M74: 45,471,470 km (0.101 R)
• M75: 46,566,077 km (0.061 R)
• M76: 47,006,344 km (0.115 R)
• M77: 47,374,205 km (0.099 R)
• M78: 47,743,113 km (0.095 R)
• M79: 48,186,970 km (0.078 R)
• M80: 49,976,460 km (0.091 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.6

Radius: 9

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.07 AU - 13.65 AU

Year: 13583 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 54,595,696 km

• M1: 277,803 km (0.101 R)
• M2: 353,649 km (0.112 R)
• M3: 649,404 km (0.057 R)
• M4: 1,035,666 km (0.081 R)
• M5: 1,344,735 km (0.109 R)
• M6: 1,558,511 km (0.117 R)
• M7: 2,072,678 km (0.114 R)
• M8: 2,935,409 km (0.091 R)
• M9: 3,830,154 km (0.118 R)
• M10: 4,695,728 km (0.062 R)
• M11: 5,095,154 km (0.105 R)
• M12: 7,004,322 km (0.103 R)
• M13: 7,251,906 km (0.088 R)
• M14: 7,335,083 km (0.053 R)
• M15: 7,628,743 km (0.094 R)
• M16: 7,713,416 km (0.081 R)
• M17: 8,098,032 km (0.085 R)
• M18: 8,532,763 km (0.096 R)
• M19: 9,698,430 km (0.089 R)
• M20: 9,928,362 km (0.075 R)
• M21: 11,104,650 km (0.093 R)
• M22: 11,296,883 km (0.093 R)
• M23: 11,393,523 km (0.097 R)
• M24: 11,538,783 km (0.108 R)
• M25: 11,782,478 km (0.075 R)
• M26: 12,874,692 km (0.054 R)
• M27: 13,381,679 km (0.117 R)
• M28: 13,843,637 km (0.102 R)
• M29: 13,947,009 km (0.033 R)
• M30: 14,783,262 km (0.093 R)
• M31: 16,013,704 km (0.088 R)
• M32: 16,122,312 km (0.046 R)
• M33: 16,778,748 km (0.082 R)
• M34: 16,944,203 km (0.113 R)
• M35: 17,054,756 km (0.074 R)
• M36: 17,221,108 km (0.042 R)
• M37: 17,611,409 km (0.072 R)
• M38: 18,344,140 km (0.077 R)
• M39: 19,086,594 km (0.106 R)
• M40: 19,144,189 km (0.058 R)
• M41: 20,189,579 km (0.084 R)
• M42: 20,424,298 km (0.088 R)
• M43: 21,611,956 km (0.115 R)
• M44: 22,033,074 km (0.111 R)
• M45: 22,395,998 km (0.039 R)
• M46: 22,456,735 km (0.095 R)
• M47: 23,743,875 km (0.098 R)
• M48: 25,054,801 km (0.106 R)
• M49: 25,687,301 km (0.106 R)
• M50: 26,581,746 km (0.078 R)
• M51: 26,645,924 km (0.068 R)
• M52: 26,710,251 km (0.086 R)
• M53: 26,903,531 km (0.104 R)
• M54: 28,269,510 km (0.082 R)
• M55: 28,663,999 km (0.092 R)
• M56: 29,192,678 km (0.089 R)
• M57: 29,325,371 km (0.087 R)
• M58: 29,791,369 km (0.039 R)
• M59: 30,058,700 km (0.042 R)
• M60: 31,136,254 km (0.111 R)
• M61: 31,407,624 km (0.112 R)
• M62: 31,952,609 km (0.076 R)
• M63: 32,157,857 km (0.11 R)
• M64: 32,844,961 km (0.11 R)
• M65: 33,467,587 km (0.092 R)
• M66: 35,146,823 km (0.119 R)
• M67: 35,500,173 km (0.116 R)
• M68: 35,641,842 km (0.08 R)
• M69: 35,712,752 km (0.114 R)
• M70: 36,067,897 km (0.069 R)
• M71: 36,281,523 km (0.065 R)
• M72: 36,567,105 km (0.077 R)
• M73: 36,710,121 km (0.071 R)
• M74: 37,644,509 km (0.118 R)
• M75: 38,586,826 km (0.114 R)
• M76: 39,097,404 km (0.112 R)
• M77: 40,494,348 km (0.116 R)
• M78: 41,087,504 km (0.056 R)
• M79: 41,534,203 km (0.074 R)
• M80: 42,808,777 km (0.106 R)
• M81: 44,553,387 km (0.104 R)
• M82: 44,859,165 km (0.105 R)
• M83: 46,089,309 km (0.081 R)
• M84: 46,941,418 km (0.097 R)
• M85: 47,174,791 km (0.106 R)
• M86: 48,897,410 km (0.042 R)
• M87: 50,640,674 km (0.12 R)
• M88: 51,199,572 km (0.059 R)
• M89: 53,374,426 km (0.026 R)
• M90: 54,106,109 km (0.066 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 12,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit