🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.2

Radius: 11

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.45 AU - 0.61 AU

Year: 266 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,858,695 km

• M1: 137,032 km (0.103 R)
• M2: 215,122 km (0.068 R)
• M3: 298,298 km (0.109 R)
• M4: 375,191 km (0.107 R)
• M5: 462,856 km (0.076 R)
• M6: 548,725 km (0.085 R)
• M7: 704,456 km (0.111 R)
• M8: 789,877 km (0.062 R)
• M9: 923,767 km (0.099 R)
• M10: 1,023,549 km (0.107 R)
• M11: 1,120,338 km (0.036 R)
• M12: 1,218,624 km (0.037 R)
• M13: 1,307,186 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 9.9

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.47 AU - 0.61 AU

Year: 274 Days

Day: 7.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 24,858,695 km

• M1: 128,505 km (0.037 R)
• M2: 192,383 km (0.114 R)
• M3: 264,788 km (0.111 R)
• M4: 363,523 km (0.064 R)
• M5: 436,676 km (0.084 R)
• M6: 566,078 km (0.119 R)
• M7: 688,898 km (0.102 R)
• M8: 793,766 km (0.102 R)
• M9: 913,893 km (0.119 R)
• M10: 1,006,644 km (0.119 R)
• M11: 1,088,773 km (0.102 R)
• M12: 1,152,053 km (0.063 R)
• M13: 1,252,882 km (0.073 R)
• M14: 1,360,742 km (0.077 R)
• M15: 1,444,667 km (0.092 R)
• M16: 1,506,750 km (0.12 R)
• M17: 1,617,901 km (0.076 R)
• M18: 1,715,439 km (0.033 R)
• M19: 1,802,355 km (0.079 R)
• M20: 1,924,876 km (0.108 R)
• M21: 2,019,721 km (0.046 R)
• M22: 2,085,394 km (0.113 R)
• M23: 2,156,304 km (0.102 R)
• M24: 2,250,401 km (0.112 R)
• M25: 2,392,070 km (0.037 R)
• M26: 2,776,237 km (0.115 R)
• M27: 2,849,540 km (0.099 R)
• M28: 3,018,137 km (0.079 R)
• M29: 3,144,248 km (0.12 R)
• M30: 3,210,520 km (0.077 R)
• M31: 3,277,390 km (0.058 R)
• M32: 3,365,354 km (0.111 R)
• M33: 3,693,123 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 13.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.51 AU - 0.67 AU

Year: 313 Days

Day: 6.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,858,695 km

• M1: 179,368 km (0.09 R)
• M2: 284,386 km (0.118 R)
• M3: 370,404 km (0.066 R)
• M4: 460,911 km (0.101 R)
• M5: 545,135 km (0.115 R)
• M6: 670,049 km (0.115 R)
• M7: 776,563 km (0.101 R)
• M8: 869,164 km (0.106 R)
• M9: 955,332 km (0.111 R)
• M10: 1,044,792 km (0.104 R)
• M11: 1,148,762 km (0.1 R)
• M12: 1,301,202 km (0.1 R)
• M13: 1,395,599 km (0.054 R)
• M14: 1,486,105 km (0.08 R)
• M15: 1,588,430 km (0.11 R)
• M16: 1,686,566 km (0.094 R)
• M17: 1,800,410 km (0.091 R)
• M18: 1,896,303 km (0.092 R)
• M19: 2,036,326 km (0.113 R)
• M20: 2,136,557 km (0.107 R)
• M21: 2,231,103 km (0.093 R)
• M22: 2,371,874 km (0.072 R)
• M23: 2,458,491 km (0.093 R)
• M24: 2,658,653 km (0.101 R)
• M25: 2,760,829 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.1

Radius: 11.7

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.51 AU - 0.83 AU

Year: 379 Days

Day: 7.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 24,858,695 km

• M1: 146,157 km (0.026 R)
• M2: 226,192 km (0.092 R)
• M3: 352,901 km (0.045 R)
• M4: 450,140 km (0.053 R)
• M5: 544,835 km (0.098 R)
• M6: 620,532 km (0.067 R)
• M7: 875,746 km (0.11 R)
• M8: 949,498 km (0.106 R)
• M9: 1,122,882 km (0.033 R)
• M10: 1,239,269 km (0.091 R)
• M11: 1,331,421 km (0.034 R)
• M12: 1,430,305 km (0.117 R)
• M13: 1,510,340 km (0.064 R)
• M14: 1,648,718 km (0.097 R)
• M15: 1,746,555 km (0.087 R)
• M16: 1,892,263 km (0.113 R)
• M17: 1,980,825 km (0.088 R)
• M18: 2,080,308 km (0.119 R)
• M19: 2,309,342 km (0.107 R)
• M20: 2,409,423 km (0.042 R)
• M21: 2,557,076 km (0.109 R)
• M22: 2,650,276 km (0.047 R)
• M23: 2,755,144 km (0.102 R)
• M24: 2,861,508 km (0.11 R)
• M25: 2,963,833 km (0.055 R)
• M26: 3,183,443 km (0.045 R)
• M27: 3,317,782 km (0.088 R)
• M28: 3,391,384 km (0.087 R)
• M29: 3,465,435 km (0.116 R)
• M30: 3,569,106 km (0.085 R)
• M31: 3,679,509 km (0.109 R)
• M32: 3,785,275 km (0.086 R)
• M33: 4,224,494 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.1

Radius: 14

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.87 AU - 1.21 AU

Year: 732 Days

Day: 12.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 129.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 24,858,695 km

• M1: 192,084 km (0.077 R)
• M2: 320,738 km (0.065 R)
• M3: 480,508 km (0.059 R)
• M4: 568,921 km (0.118 R)
• M5: 660,923 km (0.093 R)
• M6: 766,839 km (0.085 R)
• M7: 879,336 km (0.063 R)
• M8: 989,889 km (0.101 R)
• M9: 1,105,528 km (0.028 R)
• M10: 1,208,003 km (0.093 R)
• M11: 1,295,368 km (0.059 R)
• M12: 1,389,914 km (0.101 R)
• M13: 1,496,727 km (0.08 R)
• M14: 1,708,707 km (0.116 R)
• M15: 1,813,425 km (0.091 R)
• M16: 1,974,542 km (0.063 R)
• M17: 2,079,111 km (0.048 R)
• M18: 2,334,774 km (0.094 R)
• M19: 2,643,095 km (0.089 R)
• M20: 2,790,000 km (0.081 R)
• M21: 3,009,311 km (0.068 R)
• M22: 3,188,828 km (0.086 R)
• M23: 3,405,147 km (0.115 R)
• M24: 3,538,588 km (0.073 R)
• M25: 3,640,015 km (0.104 R)
• M26: 3,776,598 km (0.113 R)
• M27: 3,907,945 km (0.06 R)
• M28: 4,040,938 km (0.103 R)
• M29: 4,522,044 km (0.048 R)
• M30: 4,743,449 km (0.112 R)

Asteroid Belt

Center: 2.05 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 8.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.03 AU - 3.09 AU

Year: 3695 Days

Day: 14.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 24,858,695 km

• M1: 107,411 km (0.086 R)
• M2: 258,206 km (0.091 R)
• M3: 330,312 km (0.043 R)
• M4: 387,010 km (0.068 R)
• M5: 454,179 km (0.094 R)
• M6: 546,032 km (0.049 R)
• M7: 637,586 km (0.104 R)
• M8: 726,896 km (0.074 R)
• M9: 961,017 km (0.119 R)
• M10: 1,012,478 km (0.027 R)
• M11: 1,127,220 km (0.059 R)
• M12: 1,255,874 km (0.103 R)
• M13: 1,379,741 km (0.097 R)
• M14: 1,980,975 km (0.043 R)
• M15: 2,286,155 km (0.089 R)
• M16: 2,402,991 km (0.098 R)
• M17: 2,474,199 km (0.086 R)
• M18: 2,630,529 km (0.075 R)
• M19: 2,815,133 km (0.081 R)
• M20: 2,991,359 km (0.054 R)
• M21: 3,055,237 km (0.12 R)
• M22: 3,106,549 km (0.114 R)
• M23: 3,171,176 km (0.064 R)
• M24: 3,474,411 km (0.12 R)
• M25: 3,582,121 km (0.091 R)
• M26: 3,704,492 km (0.085 R)
• M27: 3,773,157 km (0.118 R)
• M28: 4,193,976 km (0.108 R)
• M29: 4,497,510 km (0.072 R)
• M30: 4,556,003 km (0.118 R)
• M31: 4,644,565 km (0.053 R)
• M32: 5,079,895 km (0.108 R)
• M33: 5,341,242 km (0.082 R)
• M34: 5,591,220 km (0.12 R)
• M35: 5,733,638 km (0.057 R)
• M36: 6,413,710 km (0.093 R)
• M37: 6,579,314 km (0.032 R)
• M38: 6,746,415 km (0.108 R)
• M39: 6,982,780 km (0.091 R)
• M40: 7,136,118 km (0.104 R)
• M41: 7,239,041 km (0.07 R)
• M42: 7,342,413 km (0.065 R)
• M43: 7,481,090 km (0.096 R)
• M44: 7,760,838 km (0.062 R)
• M45: 7,866,604 km (0.12 R)
• M46: 8,061,829 km (0.041 R)
• M47: 8,133,337 km (0.096 R)
• M48: 8,493,419 km (0.086 R)
• M49: 8,620,727 km (0.088 R)
• M50: 8,767,034 km (0.112 R)
• M51: 9,099,141 km (0.077 R)
• M52: 9,379,039 km (0.098 R)
• M53: 9,472,986 km (0.08 R)
• M54: 9,623,930 km (0.094 R)
• M55: 9,699,776 km (0.066 R)
• M56: 9,928,362 km (0.104 R)
• M57: 10,024,105 km (0.036 R)
• M58: 10,448,962 km (0.104 R)
• M59: 10,546,351 km (0.054 R)
• M60: 10,702,980 km (0.087 R)
• M61: 11,097,469 km (0.107 R)
• M62: 11,336,527 km (0.117 R)
• M63: 11,476,849 km (0.113 R)
• M64: 11,537,137 km (0.09 R)
• M65: 11,840,073 km (0.054 R)
• M66: 12,145,702 km (0.118 R)
• M67: 12,207,186 km (0.11 R)
• M68: 12,309,810 km (0.119 R)
• M69: 12,433,229 km (0.093 R)
• M70: 12,515,807 km (0.06 R)
• M71: 12,619,328 km (0.096 R)
• M72: 12,868,858 km (0.079 R)
• M73: 12,994,221 km (0.086 R)
• M74: 13,669,805 km (0.09 R)
• M75: 13,776,468 km (0.119 R)
• M76: 14,335,216 km (0.081 R)
• M77: 14,421,833 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.6

Radius: 12.1

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.97 AU - 4.65 AU

Year: 5133 Days

Day: 10.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 24,858,695 km

• M1: 319,242 km (0.061 R)
• M2: 435,031 km (0.115 R)
• M3: 979,118 km (0.119 R)
• M4: 1,190,500 km (0.088 R)
• M5: 1,417,141 km (0.053 R)
• M6: 1,776,475 km (0.06 R)
• M7: 1,943,875 km (0.065 R)
• M8: 2,116,511 km (0.058 R)
• M9: 2,196,845 km (0.069 R)
• M10: 2,343,899 km (0.113 R)
• M11: 2,460,586 km (0.097 R)
• M12: 2,665,385 km (0.12 R)
• M13: 3,055,537 km (0.078 R)
• M14: 3,313,443 km (0.101 R)
• M15: 3,426,090 km (0.078 R)
• M16: 3,578,531 km (0.111 R)
• M17: 3,830,902 km (0.107 R)
• M18: 3,909,740 km (0.104 R)
• M19: 4,230,777 km (0.12 R)
• M20: 4,353,448 km (0.111 R)
• M21: 4,686,153 km (0.105 R)
• M22: 4,877,040 km (0.113 R)
• M23: 5,756,526 km (0.066 R)
• M24: 6,284,457 km (0.118 R)
• M25: 6,448,117 km (0.079 R)
• M26: 6,827,796 km (0.059 R)
• M27: 7,044,713 km (0.088 R)
• M28: 7,312,793 km (0.06 R)
• M29: 7,460,446 km (0.053 R)
• M30: 7,758,744 km (0.056 R)
• M31: 7,833,992 km (0.106 R)
• M32: 8,393,039 km (0.101 R)
• M33: 8,781,545 km (0.073 R)
• M34: 9,043,939 km (0.111 R)
• M35: 9,308,728 km (0.093 R)
• M36: 9,576,358 km (0.111 R)
• M37: 9,738,073 km (0.048 R)
• M38: 10,228,754 km (0.066 R)
• M39: 10,477,087 km (0.106 R)
• M40: 11,462,039 km (0.12 R)
• M41: 11,720,096 km (0.104 R)
• M42: 12,125,356 km (0.085 R)
• M43: 12,329,707 km (0.091 R)
• M44: 12,860,480 km (0.106 R)
• M45: 13,218,468 km (0.076 R)
• M46: 13,489,090 km (0.08 R)
• M47: 14,066,538 km (0.093 R)
• M48: 14,373,812 km (0.105 R)
• M49: 14,528,197 km (0.057 R)
• M50: 14,932,261 km (0.097 R)
• M51: 15,245,669 km (0.116 R)
• M52: 15,340,214 km (0.105 R)
• M53: 15,561,320 km (0.105 R)
• M54: 15,719,894 km (0.061 R)
• M55: 15,815,337 km (0.095 R)
• M56: 17,236,966 km (0.109 R)
• M57: 17,433,986 km (0.084 R)
• M58: 17,532,721 km (0.071 R)
• M59: 17,996,175 km (0.113 R)
• M60: 18,497,328 km (0.105 R)
• M61: 18,766,454 km (0.081 R)
• M62: 18,867,732 km (0.091 R)
• M63: 19,547,505 km (0.086 R)
• M64: 20,235,356 km (0.104 R)
• M65: 20,408,590 km (0.113 R)
• M66: 20,547,417 km (0.086 R)
• M67: 21,740,909 km (0.088 R)
• M68: 21,847,273 km (0.088 R)
• M69: 22,203,166 km (0.119 R)
• M70: 22,992,894 km (0.083 R)
• M71: 23,101,202 km (0.091 R)
• M72: 23,354,771 km (0.102 R)
• M73: 23,755,244 km (0.108 R)
• M74: 24,084,509 km (0.064 R)
• M75: 24,304,867 km (0.063 R)
• M76: 24,452,071 km (0.08 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 16,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit