🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.55 AU - 0.57 AU

Year: 266 Days

Day: 21.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,522,241 km

• M1: 33,211 km (0.083 R)
• M2: 105,018 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.54 AU - 0.62 AU

Year: 281 Days

Day: 34.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,522,241 km

• M1: 667,805 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.6

Radius: 11

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.68 AU - 0.72 AU

Year: 372 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 51,522,241 km

• M1: 146,008 km (0.07 R)
• M2: 242,648 km (0.047 R)
• M3: 312,510 km (0.06 R)
• M4: 428,598 km (0.083 R)
• M5: 575,802 km (0.119 R)
• M6: 656,585 km (0.105 R)
• M7: 796,010 km (0.081 R)
• M8: 877,541 km (0.119 R)
• M9: 948,750 km (0.082 R)
• M10: 1,049,728 km (0.057 R)
• M11: 1,148,912 km (0.088 R)
• M12: 1,284,148 km (0.06 R)
• M13: 1,443,919 km (0.119 R)
• M14: 1,529,489 km (0.099 R)
• M15: 1,603,839 km (0.042 R)
• M16: 1,676,095 km (0.117 R)
• M17: 1,756,279 km (0.06 R)
• M18: 1,831,078 km (0.117 R)
• M19: 2,111,873 km (0.057 R)
• M20: 2,191,609 km (0.076 R)
• M21: 2,309,492 km (0.082 R)
• M22: 2,414,360 km (0.067 R)
• M23: 2,509,355 km (0.111 R)
• M24: 2,594,027 km (0.11 R)
• M25: 2,691,415 km (0.106 R)
• M26: 2,766,364 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.9

Radius: 12.2

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.8 AU - 1.21 AU

Year: 636 Days

Day: 12.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 51,522,241 km

• M1: 156,629 km (0.028 R)
• M2: 241,900 km (0.097 R)
• M3: 320,439 km (0.054 R)
• M4: 403,465 km (0.116 R)
• M5: 559,197 km (0.081 R)
• M6: 711,188 km (0.086 R)
• M7: 816,356 km (0.037 R)
• M8: 907,610 km (0.079 R)
• M9: 1,038,808 km (0.099 R)
• M10: 1,149,809 km (0.098 R)
• M11: 1,265,000 km (0.072 R)
• M12: 1,537,567 km (0.086 R)
• M13: 1,709,156 km (0.052 R)
• M14: 1,893,759 km (0.118 R)
• M15: 2,058,317 km (0.111 R)
• M16: 2,138,950 km (0.079 R)
• M17: 2,241,425 km (0.106 R)
• M18: 2,352,726 km (0.06 R)
• M19: 2,430,217 km (0.109 R)
• M20: 2,551,840 km (0.096 R)
• M21: 2,638,906 km (0.09 R)
• M22: 2,808,700 km (0.103 R)
• M23: 2,974,604 km (0.117 R)
• M24: 3,051,049 km (0.084 R)
• M25: 3,284,720 km (0.053 R)
• M26: 3,395,722 km (0.102 R)
• M27: 3,491,913 km (0.036 R)
• M28: 3,605,309 km (0.038 R)
• M29: 3,711,673 km (0.047 R)
• M30: 3,869,199 km (0.096 R)
• M31: 3,969,879 km (0.052 R)
• M32: 4,225,242 km (0.029 R)
• M33: 4,442,309 km (0.049 R)
• M34: 4,671,942 km (0.079 R)
• M35: 4,770,227 km (0.119 R)
• M36: 4,896,488 km (0.084 R)
• M37: 4,978,168 km (0.061 R)
• M38: 5,133,900 km (0.03 R)
• M39: 5,254,027 km (0.04 R)
• M40: 5,686,664 km (0.042 R)
• M41: 5,994,387 km (0.093 R)
• M42: 6,189,612 km (0.086 R)
• M43: 6,357,162 km (0.113 R)
• M44: 6,446,471 km (0.062 R)
• M45: 6,586,345 km (0.11 R)
• M46: 6,787,854 km (0.115 R)
• M47: 6,909,776 km (0.039 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 10.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.97 AU - 1.05 AU

Year: 645 Days

Day: 12.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 51,522,241 km

• M1: 129,402 km (0.109 R)
• M2: 231,278 km (0.05 R)
• M3: 332,257 km (0.072 R)
• M4: 436,826 km (0.073 R)
• M5: 528,230 km (0.069 R)
• M6: 593,455 km (0.065 R)
• M7: 785,688 km (0.045 R)
• M8: 871,856 km (0.088 R)
• M9: 999,015 km (0.073 R)
• M10: 1,097,001 km (0.115 R)
• M11: 1,194,539 km (0.087 R)
• M12: 1,283,849 km (0.106 R)
• M13: 1,371,812 km (0.085 R)
• M14: 1,481,617 km (0.078 R)
• M15: 1,565,991 km (0.104 R)
• M16: 1,656,198 km (0.111 R)
• M17: 1,744,012 km (0.108 R)
• M18: 1,872,217 km (0.104 R)
• M19: 1,946,268 km (0.115 R)
• M20: 2,034,830 km (0.085 R)
• M21: 2,120,101 km (0.09 R)
• M22: 2,202,081 km (0.109 R)
• M23: 2,464,176 km (0.104 R)
• M24: 2,598,964 km (0.114 R)
• M25: 2,667,330 km (0.066 R)
• M26: 2,967,274 km (0.114 R)
• M27: 3,049,253 km (0.074 R)
• M28: 3,204,835 km (0.03 R)
• M29: 3,278,288 km (0.111 R)
• M30: 3,368,346 km (0.091 R)
• M31: 3,437,759 km (0.116 R)
• M32: 3,523,927 km (0.11 R)
• M33: 3,610,694 km (0.106 R)
• M34: 3,736,805 km (0.083 R)
• M35: 3,803,227 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.1

Radius: 8.9

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.36 AU - 2.92 AU

Year: 2727 Days

Day: 7 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 51,522,241 km

• M1: 114,293 km (0.101 R)
• M2: 188,194 km (0.108 R)
• M3: 275,260 km (0.104 R)
• M4: 344,374 km (0.118 R)
• M5: 548,875 km (0.097 R)
• M6: 651,648 km (0.115 R)
• M7: 740,809 km (0.041 R)
• M8: 866,620 km (0.042 R)
• M9: 1,034,320 km (0.112 R)
• M10: 1,262,157 km (0.043 R)
• M11: 1,388,567 km (0.072 R)
• M12: 1,613,413 km (0.112 R)
• M13: 1,807,591 km (0.112 R)
• M14: 2,098,110 km (0.091 R)
• M15: 2,248,905 km (0.083 R)
• M16: 2,755,892 km (0.118 R)
• M17: 2,838,320 km (0.109 R)
• M18: 2,971,911 km (0.094 R)
• M19: 3,124,651 km (0.114 R)
• M20: 3,228,023 km (0.087 R)
• M21: 3,473,513 km (0.107 R)
• M22: 3,562,823 km (0.099 R)
• M23: 4,208,487 km (0.074 R)
• M24: 4,477,015 km (0.119 R)
• M25: 4,554,657 km (0.115 R)
• M26: 4,691,838 km (0.102 R)
• M27: 4,950,194 km (0.078 R)
• M28: 5,480,817 km (0.037 R)
• M29: 6,773,492 km (0.119 R)
• M30: 6,840,512 km (0.097 R)
• M31: 6,975,150 km (0.105 R)
• M32: 7,156,313 km (0.073 R)
• M33: 7,522,978 km (0.053 R)
• M34: 7,662,104 km (0.054 R)
• M35: 7,825,465 km (0.057 R)
• M36: 8,013,659 km (0.09 R)
• M37: 8,227,135 km (0.116 R)
• M38: 8,346,514 km (0.082 R)
• M39: 8,732,626 km (0.104 R)
• M40: 9,322,640 km (0.062 R)
• M41: 9,422,123 km (0.093 R)
• M42: 9,647,567 km (0.102 R)
• M43: 10,103,691 km (0.079 R)
• M44: 10,206,016 km (0.042 R)
• M45: 10,540,816 km (0.11 R)
• M46: 10,984,373 km (0.081 R)
• M47: 11,274,444 km (0.056 R)
• M48: 11,433,915 km (0.081 R)
• M49: 12,187,439 km (0.061 R)
• M50: 12,405,703 km (0.057 R)
• M51: 12,515,208 km (0.089 R)
• M52: 13,263,497 km (0.051 R)
• M53: 14,169,162 km (0.104 R)
• M54: 14,283,754 km (0.119 R)
• M55: 14,427,518 km (0.076 R)
• M56: 14,687,369 km (0.107 R)
• M57: 14,948,717 km (0.113 R)
• M58: 15,065,403 km (0.073 R)
• M59: 15,153,068 km (0.103 R)
• M60: 15,211,710 km (0.034 R)
• M61: 15,270,352 km (0.098 R)
• M62: 15,623,852 km (0.049 R)
• M63: 15,950,125 km (0.09 R)
• M64: 16,519,195 km (0.107 R)
• M65: 16,791,164 km (0.119 R)
• M66: 17,003,593 km (0.087 R)
• M67: 17,369,958 km (0.101 R)
• M68: 18,547,144 km (0.07 R)
• M69: 18,829,734 km (0.085 R)
• M70: 19,018,976 km (0.113 R)
• M71: 19,177,101 km (0.046 R)
• M72: 19,430,968 km (0.096 R)
• M73: 19,686,033 km (0.049 R)
• M74: 20,102,962 km (0.063 R)
• M75: 20,425,495 km (0.06 R)
• M76: 21,370,804 km (0.084 R)
• M77: 21,634,096 km (0.026 R)
• M78: 21,865,374 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 810.3

Radius: 7.8

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.26 AU - 7.5 AU

Year: 10246 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 51,522,241 km

• M1: 182,210 km (0.097 R)
• M2: 242,498 km (0.08 R)
• M3: 419,472 km (0.082 R)
• M4: 493,075 km (0.089 R)
• M5: 571,613 km (0.11 R)
• M6: 742,305 km (0.114 R)
• M7: 910,153 km (0.107 R)
• M8: 1,008,888 km (0.054 R)
• M9: 1,348,924 km (0.06 R)
• M10: 1,579,006 km (0.042 R)
• M11: 2,369,630 km (0.091 R)
• M12: 2,676,156 km (0.05 R)
• M13: 4,122,768 km (0.059 R)
• M14: 4,288,971 km (0.117 R)
• M15: 4,835,302 km (0.074 R)
• M16: 5,187,905 km (0.081 R)
• M17: 5,585,386 km (0.084 R)
• M18: 6,067,989 km (0.055 R)
• M19: 6,333,226 km (0.045 R)
• M20: 6,757,934 km (0.11 R)
• M21: 6,875,369 km (0.074 R)
• M22: 7,191,918 km (0.109 R)
• M23: 7,716,258 km (0.091 R)
• M24: 8,504,789 km (0.092 R)
• M25: 9,362,433 km (0.078 R)
• M26: 9,449,649 km (0.082 R)
• M27: 11,158,655 km (0.053 R)
• M28: 11,530,405 km (0.059 R)
• M29: 12,000,891 km (0.031 R)
• M30: 12,477,659 km (0.082 R)
• M31: 13,894,949 km (0.08 R)
• M32: 13,944,766 km (0.106 R)
• M33: 14,044,547 km (0.086 R)
• M34: 14,395,504 km (0.103 R)
• M35: 14,648,025 km (0.06 R)
• M36: 14,749,452 km (0.039 R)
• M37: 15,828,203 km (0.089 R)
• M38: 16,403,257 km (0.119 R)
• M39: 17,038,599 km (0.116 R)
• M40: 17,091,856 km (0.057 R)
• M41: 17,520,304 km (0.067 R)
• M42: 17,844,034 km (0.076 R)
• M43: 18,060,801 km (0.107 R)
• M44: 18,497,178 km (0.077 R)
• M45: 18,771,690 km (0.116 R)
• M46: 18,881,794 km (0.054 R)
• M47: 19,380,255 km (0.086 R)
• M48: 19,547,355 km (0.051 R)
• M49: 20,730,525 km (0.09 R)
• M50: 22,519,267 km (0.079 R)
• M51: 22,577,759 km (0.096 R)
• M52: 22,871,121 km (0.099 R)
• M53: 24,116,822 km (0.104 R)
• M54: 24,296,639 km (0.104 R)
• M55: 24,416,766 km (0.115 R)
• M56: 24,717,907 km (0.094 R)
• M57: 25,020,244 km (0.036 R)
• M58: 25,506,587 km (0.1 R)
• M59: 26,735,832 km (0.075 R)
• M60: 26,984,015 km (0.114 R)
• M61: 28,742,688 km (0.059 R)
• M62: 28,869,696 km (0.086 R)
• M63: 30,992,640 km (0.025 R)
• M64: 31,122,790 km (0.049 R)
• M65: 31,449,362 km (0.092 R)
• M66: 32,965,686 km (0.072 R)
• M67: 33,766,184 km (0.036 R)
• M68: 33,900,224 km (0.105 R)
• M69: 34,303,540 km (0.101 R)
• M70: 34,505,646 km (0.031 R)
• M71: 34,979,124 km (0.064 R)
• M72: 36,000,578 km (0.104 R)
• M73: 36,343,307 km (0.059 R)
• M74: 36,549,453 km (0.045 R)
• M75: 37,655,430 km (0.07 R)
• M76: 38,142,819 km (0.107 R)
• M77: 38,982,961 km (0.088 R)
• M78: 39,123,583 km (0.073 R)
• M79: 40,041,964 km (0.09 R)
• M80: 40,824,361 km (0.102 R)
• M81: 41,827,714 km (0.113 R)
• M82: 42,332,308 km (0.104 R)
• M83: 43,639,195 km (0.088 R)
• M84: 44,664,838 km (0.057 R)
• M85: 45,846,811 km (0.079 R)
• M86: 48,241,274 km (0.119 R)
• M87: 48,392,218 km (0.063 R)
• M88: 48,694,705 km (0.104 R)
• M89: 49,149,632 km (0.113 R)
• M90: 49,605,906 km (0.115 R)
• M91: 51,522,255 km (0.089 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 18,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit