🌌 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 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.54 AU - 0.54 AU

Year: 260 Days

Day: 34.5 Hours

Environment

Temp: -114 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,626,353 km

• M1: 296,952 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.56 AU - 0.66 AU

Year: 313 Days

Day: 18.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,626,353 km

• M1: 316,998 km (0.101 R)
• M2: 630,854 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.7

Radius: 12.2

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.58 AU - 0.94 AU

Year: 435 Days

Day: 14 Hours

Environment

Temp: -150 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,626,353 km

• M1: 186,249 km (0.105 R)
• M2: 270,623 km (0.097 R)
• M3: 369,956 km (0.086 R)
• M4: 498,161 km (0.093 R)
• M5: 578,944 km (0.068 R)
• M6: 725,550 km (0.067 R)
• M7: 1,012,927 km (0.097 R)
• M8: 1,232,537 km (0.104 R)
• M9: 1,348,326 km (0.061 R)
• M10: 1,579,006 km (0.066 R)
• M11: 1,692,999 km (0.108 R)
• M12: 1,792,332 km (0.113 R)
• M13: 1,884,784 km (0.089 R)
• M14: 1,974,393 km (0.108 R)
• M15: 2,190,861 km (0.114 R)
• M16: 2,347,639 km (0.037 R)
• M17: 2,444,579 km (0.116 R)
• M18: 2,567,548 km (0.088 R)
• M19: 2,662,393 km (0.069 R)
• M20: 2,809,747 km (0.092 R)
• M21: 2,959,644 km (0.084 R)
• M22: 3,155,019 km (0.103 R)
• M23: 3,262,430 km (0.049 R)
• M24: 3,486,378 km (0.063 R)
• M25: 3,569,704 km (0.039 R)
• M26: 3,732,467 km (0.091 R)
• M27: 3,812,053 km (0.086 R)
• M28: 3,892,088 km (0.112 R)
• M29: 4,007,577 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 9.3

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.73 AU - 2.05 AU

Year: 1705 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 75.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 24,626,353 km

• M1: 141,968 km (0.107 R)
• M2: 219,610 km (0.076 R)
• M3: 278,701 km (0.102 R)
• M4: 340,934 km (0.045 R)
• M5: 526,435 km (0.083 R)
• M6: 676,033 km (0.101 R)
• M7: 738,714 km (0.057 R)
• M8: 803,490 km (0.059 R)
• M9: 1,149,360 km (0.045 R)
• M10: 1,242,859 km (0.12 R)
• M11: 1,483,712 km (0.064 R)
• M12: 1,557,912 km (0.076 R)
• M13: 1,624,034 km (0.104 R)
• M14: 1,857,856 km (0.077 R)
• M15: 1,928,167 km (0.108 R)
• M16: 1,989,053 km (0.101 R)
• M17: 2,102,598 km (0.027 R)
• M18: 2,293,036 km (0.088 R)
• M19: 2,533,739 km (0.034 R)
• M20: 2,634,568 km (0.118 R)
• M21: 2,828,597 km (0.055 R)
• M22: 2,886,641 km (0.09 R)
• M23: 3,003,925 km (0.082 R)
• M24: 3,134,674 km (0.061 R)
• M25: 3,291,752 km (0.05 R)
• M26: 3,365,204 km (0.086 R)
• M27: 3,526,171 km (0.084 R)
• M28: 3,588,703 km (0.071 R)
• M29: 3,676,966 km (0.104 R)
• M30: 3,894,332 km (0.052 R)
• M31: 4,129,051 km (0.076 R)
• M32: 4,208,338 km (0.083 R)
• M33: 4,902,921 km (0.063 R)
• M34: 5,099,791 km (0.034 R)
• M35: 5,270,632 km (0.058 R)
• M36: 5,385,673 km (0.108 R)
• M37: 5,486,951 km (0.087 R)
• M38: 5,647,469 km (0.039 R)
• M39: 5,883,684 km (0.079 R)
• M40: 5,943,224 km (0.044 R)
• M41: 6,017,874 km (0.108 R)
• M42: 6,244,066 km (0.082 R)
• M43: 6,335,320 km (0.054 R)
• M44: 6,488,359 km (0.117 R)
• M45: 6,704,677 km (0.106 R)
• M46: 7,017,935 km (0.066 R)
• M47: 7,144,645 km (0.058 R)
• M48: 7,400,158 km (0.099 R)
• M49: 7,496,798 km (0.101 R)
• M50: 7,707,581 km (0.105 R)
• M51: 7,772,806 km (0.092 R)
• M52: 8,218,159 km (0.048 R)
• M53: 8,604,122 km (0.113 R)
• M54: 9,030,326 km (0.046 R)
• M55: 9,411,202 km (0.106 R)
• M56: 9,533,424 km (0.094 R)
• M57: 9,992,240 km (0.099 R)
• M58: 10,350,078 km (0.102 R)
• M59: 10,548,595 km (0.093 R)
• M60: 10,657,502 km (0.11 R)
• M61: 10,803,210 km (0.1 R)
• M62: 10,949,667 km (0.109 R)
• M63: 11,041,520 km (0.112 R)
• M64: 11,318,575 km (0.075 R)
• M65: 11,710,222 km (0.084 R)
• M66: 11,804,170 km (0.114 R)
• M67: 11,973,963 km (0.086 R)
• M68: 12,201,502 km (0.106 R)
• M69: 12,277,647 km (0.091 R)
• M70: 12,526,279 km (0.113 R)
• M71: 12,622,470 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643

Radius: 8.2

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.83 AU - 2.79 AU

Year: 2303 Days

Day: 13.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 24,626,353 km

• M1: 114,592 km (0.03 R)
• M2: 179,817 km (0.118 R)
• M3: 498,759 km (0.112 R)
• M4: 551,867 km (0.046 R)
• M5: 631,602 km (0.112 R)
• M6: 707,000 km (0.092 R)
• M7: 776,862 km (0.049 R)
• M8: 923,767 km (0.057 R)
• M9: 1,080,097 km (0.054 R)
• M10: 1,151,156 km (0.117 R)
• M11: 1,374,505 km (0.098 R)
• M12: 1,693,747 km (0.06 R)
• M13: 1,862,045 km (0.116 R)
• M14: 2,293,485 km (0.071 R)
• M15: 2,359,607 km (0.052 R)
• M16: 2,589,090 km (0.078 R)
• M17: 2,939,748 km (0.08 R)
• M18: 3,216,354 km (0.071 R)
• M19: 3,305,515 km (0.113 R)
• M20: 3,577,783 km (0.07 R)
• M21: 3,732,317 km (0.044 R)
• M22: 3,904,804 km (0.047 R)
• M23: 4,128,153 km (0.115 R)
• M24: 4,208,936 km (0.091 R)
• M25: 4,454,426 km (0.051 R)
• M26: 4,704,703 km (0.11 R)
• M27: 4,976,672 km (0.028 R)
• M28: 5,132,105 km (0.083 R)
• M29: 5,324,039 km (0.069 R)
• M30: 5,518,366 km (0.075 R)
• M31: 6,078,760 km (0.12 R)
• M32: 6,152,362 km (0.039 R)
• M33: 6,226,413 km (0.052 R)
• M34: 6,714,102 km (0.111 R)
• M35: 7,078,373 km (0.112 R)
• M36: 7,390,284 km (0.102 R)
• M37: 8,352,348 km (0.087 R)
• M38: 8,702,557 km (0.06 R)
• M39: 9,036,459 km (0.034 R)
• M40: 9,631,111 km (0.11 R)
• M41: 9,998,224 km (0.085 R)
• M42: 10,194,496 km (0.109 R)
• M43: 10,724,073 km (0.054 R)
• M44: 10,902,543 km (0.099 R)
• M45: 11,014,592 km (0.109 R)
• M46: 11,127,090 km (0.082 R)
• M47: 11,194,708 km (0.044 R)
• M48: 11,398,610 km (0.079 R)
• M49: 11,649,336 km (0.086 R)
• M50: 11,971,121 km (0.103 R)
• M51: 12,109,948 km (0.118 R)
• M52: 12,179,660 km (0.079 R)
• M53: 12,342,572 km (0.091 R)
• M54: 12,576,543 km (0.078 R)
• M55: 13,072,909 km (0.11 R)
• M56: 13,239,711 km (0.057 R)
• M57: 13,768,689 km (0.109 R)
• M58: 14,206,711 km (0.111 R)
• M59: 14,402,834 km (0.105 R)
• M60: 14,624,538 km (0.114 R)
• M61: 14,698,739 km (0.116 R)
• M62: 14,996,588 km (0.107 R)
• M63: 15,246,267 km (0.05 R)
• M64: 15,346,647 km (0.099 R)
• M65: 15,851,390 km (0.093 R)
• M66: 16,080,275 km (0.114 R)
• M67: 16,464,293 km (0.114 R)
• M68: 16,567,216 km (0.113 R)
• M69: 16,981,004 km (0.087 R)
• M70: 17,398,232 km (0.078 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.5

Radius: 8.1

Gravity: 14.38 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.21 AU - 3.27 AU

Year: 2975 Days

Day: 9.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 94.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 24,626,353 km

• M1: 102,923 km (0.099 R)
• M2: 157,826 km (0.107 R)
• M3: 236,215 km (0.107 R)
• M4: 373,396 km (0.114 R)
• M5: 431,291 km (0.102 R)
• M6: 548,426 km (0.118 R)
• M7: 771,925 km (0.077 R)
• M8: 917,484 km (0.108 R)
• M9: 1,072,318 km (0.107 R)
• M10: 1,274,723 km (0.111 R)
• M11: 1,462,020 km (0.064 R)
• M12: 1,531,134 km (0.098 R)
• M13: 1,687,015 km (0.103 R)
• M14: 1,923,230 km (0.096 R)
• M15: 2,281,517 km (0.078 R)
• M16: 2,362,150 km (0.075 R)
• M17: 2,443,831 km (0.097 R)
• M18: 2,559,620 km (0.116 R)
• M19: 2,883,499 km (0.119 R)
• M20: 2,988,517 km (0.096 R)
• M21: 3,274,847 km (0.053 R)
• M22: 3,421,303 km (0.101 R)
• M23: 3,495,354 km (0.06 R)
• M24: 3,739,797 km (0.06 R)
• M25: 3,892,985 km (0.055 R)
• M26: 4,067,865 km (0.053 R)
• M27: 4,185,898 km (0.085 R)
• M28: 4,345,070 km (0.094 R)
• M29: 4,731,033 km (0.089 R)
• M30: 5,022,599 km (0.119 R)
• M31: 5,579,402 km (0.112 R)
• M32: 5,865,284 km (0.103 R)
• M33: 5,931,855 km (0.101 R)
• M34: 7,197,752 km (0.089 R)
• M35: 7,293,046 km (0.109 R)
• M36: 7,557,236 km (0.056 R)
• M37: 7,727,029 km (0.104 R)
• M38: 8,194,074 km (0.11 R)
• M39: 8,343,522 km (0.106 R)
• M40: 8,418,471 km (0.108 R)
• M41: 8,670,244 km (0.096 R)
• M42: 9,362,433 km (0.119 R)
• M43: 9,623,332 km (0.073 R)
• M44: 9,807,487 km (0.112 R)
• M45: 10,125,681 km (0.038 R)
• M46: 10,286,050 km (0.11 R)
• M47: 10,447,317 km (0.11 R)
• M48: 10,636,558 km (0.095 R)
• M49: 11,128,137 km (0.047 R)
• M50: 11,599,370 km (0.069 R)
• M51: 11,964,090 km (0.113 R)
• M52: 12,048,762 km (0.037 R)
• M53: 12,105,310 km (0.081 R)
• M54: 12,503,839 km (0.09 R)
• M55: 12,561,135 km (0.114 R)
• M56: 13,226,247 km (0.118 R)
• M57: 13,284,740 km (0.098 R)
• M58: 13,401,725 km (0.117 R)
• M59: 14,140,888 km (0.095 R)
• M60: 15,106,094 km (0.039 R)
• M61: 15,258,833 km (0.069 R)
• M62: 16,436,468 km (0.108 R)
• M63: 16,625,111 km (0.074 R)
• M64: 16,877,781 km (0.11 R)
• M65: 17,195,228 km (0.072 R)
• M66: 17,290,821 km (0.088 R)
• M67: 18,094,910 km (0.082 R)
• M68: 18,159,686 km (0.099 R)
• M69: 18,648,422 km (0.103 R)
• M70: 18,845,293 km (0.074 R)
• M71: 18,976,789 km (0.112 R)
• M72: 19,273,890 km (0.097 R)
• M73: 19,406,434 km (0.116 R)
• M74: 19,839,221 km (0.119 R)
• M75: 19,939,601 km (0.026 R)
• M76: 20,612,791 km (0.025 R)
• M77: 21,054,404 km (0.056 R)
• M78: 21,636,490 km (0.119 R)
• M79: 22,189,254 km (0.115 R)
• M80: 22,746,805 km (0.09 R)
• M81: 22,956,990 km (0.111 R)
• M82: 23,203,079 km (0.111 R)
• M83: 23,520,675 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.9

Radius: 9

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.7 AU - 5.54 AU

Year: 6514 Days

Day: 5.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 24,626,353 km

• M1: 115,938 km (0.117 R)
• M2: 186,549 km (0.062 R)
• M3: 385,963 km (0.104 R)
• M4: 454,329 km (0.118 R)
• M5: 1,105,528 km (0.051 R)
• M6: 1,300,903 km (0.085 R)
• M7: 1,396,047 km (0.108 R)
• M8: 1,521,859 km (0.057 R)
• M9: 1,710,352 km (0.096 R)
• M10: 1,799,962 km (0.028 R)
• M11: 2,572,934 km (0.093 R)
• M12: 2,833,683 km (0.073 R)
• M13: 2,904,592 km (0.12 R)
• M14: 3,305,814 km (0.089 R)
• M15: 3,456,160 km (0.096 R)
• M16: 3,532,155 km (0.115 R)
• M17: 3,589,451 km (0.066 R)
• M18: 3,705,240 km (0.077 R)
• M19: 4,886,465 km (0.109 R)
• M20: 5,384,925 km (0.109 R)
• M21: 5,562,198 km (0.112 R)
• M22: 5,764,006 km (0.066 R)
• M23: 5,990,946 km (0.096 R)
• M24: 6,313,629 km (0.1 R)
• M25: 6,547,600 km (0.09 R)
• M26: 6,618,359 km (0.084 R)
• M27: 6,808,349 km (0.072 R)
• M28: 6,880,156 km (0.073 R)
• M29: 7,024,218 km (0.116 R)
• M30: 7,340,020 km (0.114 R)
• M31: 7,413,622 km (0.082 R)
• M32: 7,760,090 km (0.101 R)
• M33: 7,835,039 km (0.116 R)
• M34: 8,264,235 km (0.094 R)
• M35: 8,494,616 km (0.119 R)
• M36: 8,701,211 km (0.108 R)
• M37: 8,831,211 km (0.04 R)
• M38: 9,119,337 km (0.119 R)
• M39: 9,463,860 km (0.118 R)
• M40: 9,677,935 km (0.113 R)
• M41: 9,758,718 km (0.108 R)
• M42: 9,839,650 km (0.117 R)
• M43: 9,975,036 km (0.094 R)
• M44: 10,247,753 km (0.072 R)
• M45: 10,661,541 km (0.049 R)
• M46: 10,800,517 km (0.088 R)
• M47: 10,996,341 km (0.066 R)
• M48: 11,791,155 km (0.119 R)
• M49: 12,195,518 km (0.025 R)
• M50: 12,545,876 km (0.091 R)
• M51: 12,722,252 km (0.049 R)
• M52: 12,958,616 km (0.096 R)
• M53: 13,405,914 km (0.038 R)
• M54: 14,715,943 km (0.118 R)
• M55: 14,839,810 km (0.114 R)
• M56: 15,339,018 km (0.096 R)
• M57: 15,653,921 km (0.066 R)
• M58: 16,066,363 km (0.042 R)
• M59: 16,450,231 km (0.109 R)
• M60: 16,578,885 km (0.087 R)
• M61: 17,227,242 km (0.107 R)
• M62: 17,390,603 km (0.098 R)
• M63: 17,488,889 km (0.113 R)
• M64: 17,685,909 km (0.029 R)
• M65: 18,016,072 km (0.099 R)
• M66: 18,115,554 km (0.104 R)
• M67: 18,348,179 km (0.097 R)
• M68: 18,850,229 km (0.083 R)
• M69: 19,119,954 km (0.119 R)
• M70: 19,390,726 km (0.067 R)
• M71: 19,526,711 km (0.095 R)
• M72: 20,383,458 km (0.093 R)
• M73: 21,357,490 km (0.106 R)
• M74: 21,673,740 km (0.059 R)
• M75: 21,744,200 km (0.093 R)
• M76: 22,489,198 km (0.09 R)
• M77: 22,703,571 km (0.081 R)
• M78: 23,062,307 km (0.09 R)
• M79: 23,894,669 km (0.1 R)
• M80: 24,040,378 km (0.113 R)
• M81: 24,626,353 km (0.113 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: 376 - 14,204 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit