🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.69 AU - 0.83 AU

Year: 246 Days

Day: 29.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,518,902 km

• M1: 427,551 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.85 AU - 0.97 AU

Year: 322 Days

Day: 17.9 Hours

Environment

Temp: 44 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 40,518,902 km

• M1: 43,982 km (0.029 R)
• M2: 115,789 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.73 AU - 1.13 AU

Year: 333 Days

Day: 43.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 40,518,902 km

• M1: 748,139 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.82 AU - 1.16 AU

Year: 365 Days

Day: 36.7 Hours

Environment

Temp: 37 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 40,518,902 km

• M1: 37,399 km (0.107 R)
• M2: 519,703 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.85 AU - 1.35 AU

Year: 428 Days

Day: 23.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 40,518,902 km

• M1: 50,115 km (0.094 R)
• M2: 276,906 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.49 AU - 1.79 AU

Year: 779 Days

Day: 16.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.64 AU - 2.36 AU

Year: 1049 Days

Day: 28.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.31 AU - 3.13 AU

Year: 1664 Days

Day: 24 Hours

Environment

Temp: -107 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,518,902 km

• M1: 456,722 km (0.067 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.1

Radius: 8.4

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.17 AU - 5.81 AU

Year: 4770 Days

Day: 11.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 40,518,902 km

• M1: 119,828 km (0.117 R)
• M2: 201,808 km (0.102 R)
• M3: 306,077 km (0.111 R)
• M4: 442,062 km (0.118 R)
• M5: 846,874 km (0.114 R)
• M6: 1,098,796 km (0.119 R)
• M7: 1,219,971 km (0.109 R)
• M8: 1,732,792 km (0.108 R)
• M9: 1,842,896 km (0.072 R)
• M10: 2,187,270 km (0.075 R)
• M11: 2,289,446 km (0.084 R)
• M12: 2,534,038 km (0.119 R)
• M13: 2,750,506 km (0.112 R)
• M14: 2,935,559 km (0.059 R)
• M15: 3,201,394 km (0.114 R)
• M16: 3,554,745 km (0.055 R)
• M17: 3,817,738 km (0.096 R)
• M18: 3,879,372 km (0.113 R)
• M19: 3,941,306 km (0.1 R)
• M20: 4,171,237 km (0.069 R)
• M21: 4,362,723 km (0.106 R)
• M22: 4,644,415 km (0.118 R)
• M23: 4,732,229 km (0.101 R)
• M24: 4,820,642 km (0.117 R)
• M25: 4,954,382 km (0.095 R)
• M26: 5,455,086 km (0.095 R)
• M27: 6,406,379 km (0.107 R)
• M28: 6,504,366 km (0.106 R)
• M29: 6,602,801 km (0.046 R)
• M30: 6,776,335 km (0.079 R)
• M31: 7,102,458 km (0.103 R)
• M32: 7,229,317 km (0.091 R)
• M33: 7,640,412 km (0.109 R)
• M34: 7,848,652 km (0.074 R)
• M35: 7,901,161 km (0.032 R)
• M36: 8,271,117 km (0.117 R)
• M37: 8,431,336 km (0.06 R)
• M38: 8,700,911 km (0.061 R)
• M39: 9,303,641 km (0.055 R)
• M40: 9,694,241 km (0.119 R)
• M41: 10,232,943 km (0.052 R)
• M42: 10,290,239 km (0.109 R)
• M43: 10,520,470 km (0.101 R)
• M44: 11,666,839 km (0.101 R)
• M45: 11,726,678 km (0.1 R)
• M46: 11,937,012 km (0.085 R)
• M47: 12,087,957 km (0.054 R)
• M48: 12,178,912 km (0.088 R)
• M49: 12,239,649 km (0.104 R)
• M50: 12,422,458 km (0.092 R)
• M51: 12,883,369 km (0.074 R)
• M52: 13,069,319 km (0.073 R)
• M53: 13,287,432 km (0.051 R)
• M54: 13,506,593 km (0.109 R)
• M55: 14,107,827 km (0.091 R)
• M56: 14,235,584 km (0.083 R)
• M57: 14,750,200 km (0.095 R)
• M58: 14,814,976 km (0.114 R)
• M59: 15,731,413 km (0.12 R)
• M60: 15,797,535 km (0.063 R)
• M61: 15,930,228 km (0.084 R)
• M62: 16,767,378 km (0.064 R)
• M63: 17,618,889 km (0.08 R)
• M64: 17,825,334 km (0.056 R)
• M65: 19,328,344 km (0.068 R)
• M66: 19,399,253 km (0.081 R)
• M67: 19,719,393 km (0.106 R)
• M68: 20,148,888 km (0.09 R)
• M69: 20,437,014 km (0.074 R)
• M70: 20,726,336 km (0.117 R)
• M71: 20,907,948 km (0.055 R)
• M72: 21,199,514 km (0.055 R)
• M73: 21,272,668 km (0.113 R)
• M74: 21,750,034 km (0.085 R)
• M75: 22,230,842 km (0.071 R)
• M76: 22,677,840 km (0.112 R)
• M77: 23,316,175 km (0.058 R)
• M78: 23,618,661 km (0.111 R)
• M79: 23,732,356 km (0.081 R)
• M80: 24,610,495 km (0.115 R)
• M81: 24,879,921 km (0.115 R)
• M82: 25,615,943 km (0.088 R)
• M83: 25,849,914 km (0.06 R)
• M84: 26,280,606 km (0.1 R)

Planet 10 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.9

Radius: 10

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 5.47 AU - 8.05 AU

Year: 6518 Days

Day: 14.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 40,518,902 km

• M1: 134,638 km (0.113 R)
• M2: 206,146 km (0.099 R)
• M3: 688,599 km (0.079 R)
• M4: 1,215,034 km (0.119 R)
• M5: 1,307,186 km (0.096 R)
• M6: 1,824,496 km (0.061 R)
• M7: 2,217,788 km (0.069 R)
• M8: 2,401,046 km (0.118 R)
• M9: 2,541,817 km (0.096 R)
• M10: 2,881,105 km (0.085 R)
• M11: 3,157,861 km (0.045 R)
• M12: 3,602,766 km (0.085 R)
• M13: 4,151,341 km (0.063 R)
• M14: 4,292,711 km (0.108 R)
• M15: 4,406,854 km (0.11 R)
• M16: 4,696,775 km (0.118 R)
• M17: 4,903,519 km (0.06 R)
• M18: 5,083,036 km (0.104 R)
• M19: 5,234,429 km (0.083 R)
• M20: 5,479,620 km (0.101 R)
• M21: 5,572,670 km (0.057 R)
• M22: 5,666,019 km (0.062 R)
• M23: 5,917,942 km (0.086 R)
• M24: 6,302,708 km (0.102 R)
• M25: 6,530,845 km (0.116 R)
• M26: 6,662,491 km (0.093 R)
• M27: 7,712,518 km (0.093 R)
• M28: 7,816,788 km (0.099 R)
• M29: 8,452,728 km (0.096 R)
• M30: 9,068,623 km (0.063 R)
• M31: 9,142,075 km (0.065 R)
• M32: 9,624,080 km (0.049 R)
• M33: 9,736,428 km (0.069 R)
• M34: 10,038,466 km (0.054 R)
• M35: 10,190,607 km (0.109 R)
• M36: 10,497,133 km (0.098 R)
• M37: 11,040,921 km (0.067 R)
• M38: 11,119,460 km (0.055 R)
• M39: 11,237,343 km (0.032 R)
• M40: 11,395,468 km (0.118 R)
• M41: 12,236,956 km (0.104 R)
• M42: 12,685,899 km (0.116 R)
• M43: 13,057,201 km (0.078 R)
• M44: 13,390,206 km (0.118 R)
• M45: 14,750,051 km (0.084 R)
• M46: 16,020,286 km (0.062 R)
• M47: 16,735,963 km (0.098 R)
• M48: 16,916,527 km (0.112 R)
• M49: 17,507,738 km (0.11 R)
• M50: 17,599,292 km (0.089 R)
• M51: 17,782,998 km (0.072 R)
• M52: 19,940,050 km (0.118 R)
• M53: 20,035,643 km (0.113 R)
• M54: 20,516,151 km (0.109 R)
• M55: 20,612,791 km (0.073 R)
• M56: 21,049,168 km (0.113 R)
• M57: 21,195,326 km (0.087 R)
• M58: 21,341,931 km (0.051 R)
• M59: 21,783,395 km (0.106 R)
• M60: 22,825,344 km (0.074 R)
• M61: 23,478,339 km (0.049 R)
• M62: 23,934,163 km (0.107 R)
• M63: 24,086,753 km (0.093 R)
• M64: 25,060,486 km (0.1 R)
• M65: 25,267,230 km (0.103 R)
• M66: 25,526,333 km (0.104 R)
• M67: 26,047,233 km (0.111 R)
• M68: 27,046,547 km (0.117 R)
• M69: 28,111,983 km (0.114 R)
• M70: 31,223,020 km (0.09 R)
• M71: 31,445,472 km (0.089 R)
• M72: 33,186,792 km (0.075 R)
• M73: 33,527,426 km (0.118 R)
• M74: 34,326,877 km (0.046 R)
• M75: 35,827,942 km (0.104 R)
• M76: 37,823,129 km (0.032 R)
• M77: 38,655,192 km (0.099 R)
• M78: 39,493,239 km (0.11 R)
• M79: 39,613,516 km (0.049 R)
• M80: 39,854,219 km (0.096 R)
• M81: 39,974,795 km (0.119 R)
• M82: 40,337,271 km (0.113 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 162 - 11,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit