🌌 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: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.7

Radius: 11

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.53 AU - 0.55 AU

Year: 279 Days

Day: 5.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,824,421 km

• M1: 137,331 km (0.09 R)
• M2: 246,388 km (0.101 R)
• M3: 344,075 km (0.118 R)
• M4: 424,110 km (0.092 R)
• M5: 515,065 km (0.077 R)
• M6: 593,006 km (0.07 R)
• M7: 664,663 km (0.081 R)
• M8: 818,300 km (0.116 R)
• M9: 959,072 km (0.047 R)
• M10: 1,131,708 km (0.041 R)
• M11: 1,203,216 km (0.114 R)
• M12: 1,290,282 km (0.091 R)
• M13: 1,438,084 km (0.084 R)
• M14: 1,527,245 km (0.067 R)
• M15: 1,626,129 km (0.11 R)
• M16: 1,711,549 km (0.101 R)
• M17: 1,806,394 km (0.098 R)
• M18: 1,882,988 km (0.11 R)
• M19: 1,968,708 km (0.113 R)
• M20: 2,047,546 km (0.057 R)
• M21: 2,242,921 km (0.117 R)
• M22: 2,316,822 km (0.106 R)
• M23: 2,391,322 km (0.093 R)
• M24: 2,471,357 km (0.097 R)
• M25: 2,689,022 km (0.111 R)
• M26: 2,781,473 km (0.088 R)
• M27: 2,894,120 km (0.107 R)
• M28: 3,022,475 km (0.115 R)
• M29: 3,177,309 km (0.083 R)
• M30: 3,339,623 km (0.114 R)
• M31: 3,459,451 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.9

Radius: 10.4

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.55 AU - 0.59 AU

Year: 302 Days

Day: 7.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 40,824,421 km

• M1: 132,394 km (0.071 R)
• M2: 198,816 km (0.105 R)
• M3: 305,479 km (0.09 R)
• M4: 371,452 km (0.086 R)
• M5: 440,865 km (0.109 R)
• M6: 506,239 km (0.1 R)
• M7: 582,534 km (0.059 R)
• M8: 666,907 km (0.09 R)
• M9: 733,329 km (0.064 R)
• M10: 877,691 km (0.038 R)
• M11: 1,036,115 km (0.105 R)
• M12: 1,213,688 km (0.12 R)
• M13: 1,401,582 km (0.099 R)
• M14: 1,474,437 km (0.114 R)
• M15: 1,599,052 km (0.103 R)
• M16: 1,711,699 km (0.081 R)
• M17: 1,859,053 km (0.076 R)
• M18: 1,934,300 km (0.099 R)
• M19: 2,291,690 km (0.097 R)
• M20: 2,419,446 km (0.108 R)
• M21: 2,513,843 km (0.084 R)
• M22: 2,579,516 km (0.054 R)
• M23: 2,694,258 km (0.113 R)
• M24: 2,761,577 km (0.096 R)
• M25: 2,829,345 km (0.109 R)
• M26: 2,966,825 km (0.101 R)
• M27: 3,151,279 km (0.07 R)
• M28: 3,280,831 km (0.115 R)
• M29: 3,365,952 km (0.047 R)
• M30: 3,451,821 km (0.049 R)
• M31: 3,734,412 km (0.093 R)
• M32: 3,871,593 km (0.071 R)
• M33: 4,052,606 km (0.11 R)
• M34: 4,129,948 km (0.091 R)
• M35: 4,372,447 km (0.045 R)
• M36: 4,495,416 km (0.106 R)
• M37: 4,604,922 km (0.051 R)
• M38: 4,730,135 km (0.035 R)
• M39: 4,886,315 km (0.097 R)
• M40: 4,976,373 km (0.057 R)
• M41: 5,081,989 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94

Radius: 8.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.77 AU - 0.95 AU

Year: 561 Days

Day: 14.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 40,824,421 km

• M1: 106,065 km (0.044 R)
• M2: 160,369 km (0.084 R)
• M3: 325,076 km (0.104 R)
• M4: 391,198 km (0.064 R)
• M5: 443,109 km (0.093 R)
• M6: 563,236 km (0.114 R)
• M7: 631,901 km (0.098 R)
• M8: 683,213 km (0.034 R)
• M9: 821,442 km (0.118 R)
• M10: 897,288 km (0.081 R)
• M11: 975,677 km (0.115 R)
• M12: 1,090,868 km (0.107 R)
• M13: 1,185,713 km (0.086 R)
• M14: 1,243,308 km (0.108 R)
• M15: 1,294,470 km (0.098 R)
• M16: 1,365,081 km (0.094 R)
• M17: 1,417,889 km (0.119 R)
• M18: 1,479,224 km (0.094 R)
• M19: 1,549,236 km (0.094 R)
• M20: 1,672,654 km (0.117 R)
• M21: 1,766,452 km (0.063 R)
• M22: 1,849,329 km (0.032 R)
• M23: 1,937,891 km (0.098 R)
• M24: 2,023,461 km (0.047 R)
• M25: 2,079,859 km (0.109 R)
• M26: 2,132,368 km (0.099 R)
• M27: 2,189,814 km (0.091 R)
• M28: 2,461,483 km (0.12 R)
• M29: 2,620,356 km (0.113 R)
• M30: 2,677,203 km (0.072 R)
• M31: 2,792,244 km (0.096 R)
• M32: 2,850,288 km (0.071 R)
• M33: 2,918,654 km (0.098 R)
• M34: 3,106,998 km (0.048 R)
• M35: 3,396,919 km (0.094 R)
• M36: 3,526,919 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.5

Radius: 9.5

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.78 AU - 1.12 AU

Year: 651 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 40,824,421 km

• M1: 141,968 km (0.109 R)
• M2: 215,122 km (0.079 R)
• M3: 281,842 km (0.095 R)
• M4: 379,530 km (0.091 R)
• M5: 465,698 km (0.091 R)
• M6: 550,520 km (0.106 R)
• M7: 615,595 km (0.096 R)
• M8: 677,230 km (0.076 R)
• M9: 810,820 km (0.066 R)
• M10: 886,517 km (0.091 R)
• M11: 1,003,203 km (0.026 R)
• M12: 1,181,823 km (0.097 R)
• M13: 1,268,889 km (0.096 R)
• M14: 1,336,657 km (0.051 R)
• M15: 1,467,406 km (0.092 R)
• M16: 1,534,276 km (0.066 R)
• M17: 1,643,781 km (0.068 R)
• M18: 1,727,556 km (0.073 R)
• M19: 1,822,401 km (0.105 R)
• M20: 1,948,363 km (0.089 R)
• M21: 2,077,316 km (0.042 R)
• M22: 2,168,272 km (0.097 R)
• M23: 2,312,334 km (0.103 R)
• M24: 2,391,023 km (0.11 R)
• M25: 2,692,313 km (0.071 R)
• M26: 2,758,585 km (0.066 R)
• M27: 2,830,841 km (0.11 R)
• M28: 2,943,488 km (0.082 R)
• M29: 3,045,962 km (0.082 R)
• M30: 3,109,392 km (0.046 R)
• M31: 3,178,955 km (0.067 R)
• M32: 3,243,132 km (0.112 R)
• M33: 3,325,561 km (0.087 R)
• M34: 3,432,523 km (0.074 R)
• M35: 3,637,771 km (0.115 R)
• M36: 3,711,074 km (0.071 R)
• M37: 3,871,892 km (0.052 R)
• M38: 4,009,672 km (0.043 R)
• M39: 4,130,098 km (0.081 R)
• M40: 4,206,842 km (0.094 R)
• M41: 4,335,645 km (0.098 R)
• M42: 4,465,796 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.3

Radius: 12.8

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.96 AU - 1.12 AU

Year: 746 Days

Day: 13.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 40,824,421 km

• M1: 159,771 km (0.06 R)
• M2: 240,553 km (0.104 R)
• M3: 332,406 km (0.106 R)
• M4: 448,195 km (0.063 R)
• M5: 611,107 km (0.083 R)
• M6: 723,455 km (0.11 R)
• M7: 806,033 km (0.094 R)
• M8: 1,128,118 km (0.051 R)
• M9: 1,248,394 km (0.028 R)
• M10: 1,333,067 km (0.111 R)
• M11: 1,455,138 km (0.089 R)
• M12: 1,587,383 km (0.11 R)
• M13: 1,711,100 km (0.106 R)
• M14: 1,793,379 km (0.085 R)
• M15: 1,922,781 km (0.108 R)
• M16: 2,062,057 km (0.104 R)
• M17: 2,197,892 km (0.087 R)
• M18: 2,407,479 km (0.067 R)
• M19: 2,529,251 km (0.074 R)
• M20: 2,756,790 km (0.113 R)
• M21: 2,876,917 km (0.098 R)
• M22: 3,006,468 km (0.045 R)
• M23: 3,287,413 km (0.066 R)
• M24: 3,399,013 km (0.062 R)
• M25: 3,617,875 km (0.073 R)
• M26: 3,708,531 km (0.038 R)
• M27: 3,799,786 km (0.056 R)
• M28: 3,908,693 km (0.077 R)
• M29: 4,001,743 km (0.109 R)
• M30: 4,086,864 km (0.082 R)
• M31: 4,259,201 km (0.085 R)
• M32: 4,460,261 km (0.114 R)
• M33: 4,899,330 km (0.05 R)
• M34: 5,175,039 km (0.09 R)
• M35: 5,268,089 km (0.117 R)
• M36: 5,465,409 km (0.085 R)
• M37: 5,607,826 km (0.119 R)
• M38: 5,693,845 km (0.067 R)
• M39: 5,876,952 km (0.101 R)
• M40: 6,071,878 km (0.094 R)
• M41: 6,249,152 km (0.111 R)
• M42: 6,418,197 km (0.115 R)
• M43: 6,568,543 km (0.064 R)
• M44: 6,669,522 km (0.087 R)
• M45: 6,811,789 km (0.099 R)
• M46: 6,893,470 km (0.067 R)
• M47: 6,985,772 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.9

Radius: 12.5

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.75 AU - 4.19 AU

Year: 5560 Days

Day: 13.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 40,824,421 km

• M1: 169,046 km (0.112 R)
• M2: 295,157 km (0.097 R)
• M3: 416,032 km (0.058 R)
• M4: 568,622 km (0.087 R)
• M5: 732,880 km (0.091 R)
• M6: 848,519 km (0.085 R)
• M7: 1,124,078 km (0.081 R)
• M8: 1,210,097 km (0.088 R)
• M9: 1,448,706 km (0.077 R)
• M10: 1,584,391 km (0.079 R)
• M11: 1,774,380 km (0.085 R)
• M12: 2,350,033 km (0.077 R)
• M13: 2,895,317 km (0.097 R)
• M14: 3,050,899 km (0.056 R)
• M15: 3,898,670 km (0.11 R)
• M16: 4,583,080 km (0.103 R)
• M17: 5,063,589 km (0.11 R)
• M18: 5,146,915 km (0.11 R)
• M19: 5,346,927 km (0.093 R)
• M20: 5,506,698 km (0.068 R)
• M21: 5,668,114 km (0.113 R)
• M22: 5,863,788 km (0.063 R)
• M23: 6,161,488 km (0.102 R)
• M24: 6,407,875 km (0.111 R)
• M25: 6,543,560 km (0.086 R)
• M26: 6,887,187 km (0.089 R)
• M27: 7,283,920 km (0.057 R)
• M28: 7,473,162 km (0.11 R)
• M29: 7,808,261 km (0.088 R)
• M30: 7,892,784 km (0.068 R)
• M31: 8,001,990 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247.8

Radius: 10.9

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.68 AU - 6.02 AU

Year: 8698 Days

Day: 8.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 40,824,421 km

• M1: 176,226 km (0.095 R)
• M2: 258,056 km (0.116 R)
• M3: 329,863 km (0.093 R)
• M4: 421,567 km (0.11 R)
• M5: 502,948 km (0.095 R)
• M6: 590,912 km (0.03 R)
• M7: 1,881,941 km (0.117 R)
• M8: 2,288,249 km (0.074 R)
• M9: 2,384,590 km (0.091 R)
• M10: 2,521,622 km (0.11 R)
• M11: 2,661,346 km (0.115 R)
• M12: 2,824,258 km (0.113 R)
• M13: 2,990,611 km (0.098 R)
• M14: 3,074,984 km (0.068 R)
• M15: 3,246,124 km (0.092 R)
• M16: 3,464,687 km (0.111 R)
• M17: 4,434,530 km (0.112 R)
• M18: 4,628,558 km (0.108 R)
• M19: 4,825,279 km (0.115 R)
• M20: 5,176,236 km (0.078 R)
• M21: 5,982,868 km (0.076 R)
• M22: 6,856,519 km (0.055 R)
• M23: 7,451,320 km (0.107 R)
• M24: 7,769,665 km (0.075 R)
• M25: 7,886,501 km (0.116 R)
• M26: 8,003,935 km (0.088 R)
• M27: 8,569,714 km (0.065 R)
• M28: 8,660,221 km (0.114 R)
• M29: 8,751,027 km (0.114 R)
• M30: 9,364,827 km (0.077 R)
• M31: 9,739,869 km (0.09 R)
• M32: 9,834,414 km (0.094 R)
• M33: 10,601,552 km (0.115 R)
• M34: 10,731,254 km (0.114 R)
• M35: 11,090,737 km (0.108 R)
• M36: 11,754,653 km (0.054 R)
• M37: 11,990,120 km (0.096 R)
• M38: 12,261,041 km (0.12 R)
• M39: 12,499,800 km (0.119 R)
• M40: 12,636,831 km (0.046 R)
• M41: 12,809,018 km (0.085 R)
• M42: 12,947,247 km (0.052 R)
• M43: 13,051,217 km (0.047 R)
• M44: 13,155,637 km (0.118 R)
• M45: 13,260,206 km (0.042 R)
• M46: 14,035,571 km (0.059 R)
• M47: 14,356,908 km (0.075 R)
• M48: 14,428,715 km (0.057 R)
• M49: 14,572,628 km (0.031 R)
• M50: 14,644,734 km (0.114 R)
• M51: 14,861,800 km (0.083 R)
• M52: 15,043,562 km (0.089 R)
• M53: 15,926,189 km (0.108 R)
• M54: 16,336,237 km (0.055 R)
• M55: 17,052,960 km (0.092 R)
• M56: 17,549,177 km (0.03 R)
• M57: 17,934,092 km (0.102 R)
• M58: 18,011,434 km (0.09 R)
• M59: 18,321,850 km (0.117 R)
• M60: 18,399,790 km (0.087 R)
• M61: 18,751,644 km (0.042 R)
• M62: 19,066,249 km (0.059 R)
• M63: 19,501,728 km (0.094 R)
• M64: 20,625,058 km (0.098 R)
• M65: 20,746,532 km (0.066 R)
• M66: 20,949,835 km (0.094 R)
• M67: 21,031,217 km (0.105 R)
• M68: 21,604,476 km (0.099 R)
• M69: 21,769,183 km (0.106 R)
• M70: 21,934,339 km (0.113 R)
• M71: 22,265,848 km (0.069 R)
• M72: 22,473,939 km (0.105 R)
• M73: 23,905,740 km (0.09 R)
• M74: 24,118,767 km (0.113 R)
• M75: 25,497,311 km (0.097 R)
• M76: 25,758,659 km (0.108 R)
• M77: 26,327,879 km (0.115 R)
• M78: 26,945,568 km (0.095 R)
• M79: 27,034,130 km (0.064 R)
• M80: 28,105,251 km (0.07 R)
• M81: 28,285,068 km (0.069 R)
• M82: 29,281,240 km (0.073 R)
• M83: 29,692,036 km (0.08 R)
• M84: 30,611,763 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.5

Radius: 5.7

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.74 AU - 6.48 AU

Year: 10616 Days

Day: 21.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 40,824,421 km

• M1: 85,271 km (0.091 R)
• M2: 161,267 km (0.101 R)
• M3: 232,026 km (0.105 R)
• M4: 396,883 km (0.1 R)
• M5: 526,585 km (0.089 R)
• M6: 582,235 km (0.04 R)
• M7: 1,283,101 km (0.116 R)
• M8: 1,537,417 km (0.115 R)
• M9: 2,025,406 km (0.059 R)
• M10: 2,137,454 km (0.11 R)
• M11: 2,205,671 km (0.1 R)
• M12: 2,509,803 km (0.076 R)
• M13: 2,728,216 km (0.114 R)
• M14: 2,978,045 km (0.096 R)
• M15: 3,079,921 km (0.12 R)
• M16: 3,261,234 km (0.046 R)
• M17: 3,392,880 km (0.119 R)
• M18: 3,445,987 km (0.113 R)
• M19: 3,992,767 km (0.106 R)
• M20: 4,105,414 km (0.111 R)
• M21: 4,507,683 km (0.055 R)
• M22: 4,624,968 km (0.108 R)
• M23: 5,073,612 km (0.11 R)
• M24: 5,380,587 km (0.07 R)
• M25: 6,238,830 km (0.069 R)
• M26: 6,435,401 km (0.116 R)
• M27: 6,534,435 km (0.036 R)
• M28: 7,937,513 km (0.119 R)
• M29: 8,293,407 km (0.082 R)
• M30: 8,509,426 km (0.066 R)
• M31: 9,392,054 km (0.105 R)
• M32: 9,504,551 km (0.092 R)
• M33: 9,844,288 km (0.086 R)
• M34: 9,958,431 km (0.108 R)
• M35: 10,887,434 km (0.087 R)
• M36: 11,602,212 km (0.063 R)
• M37: 11,924,745 km (0.117 R)
• M38: 12,209,430 km (0.08 R)
• M39: 13,750,887 km (0.058 R)
• M40: 13,921,129 km (0.09 R)
• M41: 14,306,942 km (0.061 R)
• M42: 14,870,178 km (0.084 R)
• M43: 15,045,058 km (0.089 R)
• M44: 15,706,580 km (0.042 R)
• M45: 15,884,601 km (0.049 R)
• M46: 16,332,497 km (0.088 R)
• M47: 17,516,564 km (0.11 R)
• M48: 17,562,640 km (0.048 R)
• M49: 18,118,845 km (0.117 R)
• M50: 18,352,368 km (0.048 R)
• M51: 18,964,073 km (0.105 R)
• M52: 19,534,640 km (0.099 R)
• M53: 19,870,038 km (0.087 R)
• M54: 20,014,400 km (0.119 R)
• M55: 20,062,570 km (0.064 R)
• M56: 20,741,446 km (0.106 R)
• M57: 20,790,214 km (0.105 R)
• M58: 20,838,983 km (0.104 R)
• M59: 21,230,780 km (0.086 R)
• M60: 21,773,521 km (0.06 R)
• M61: 22,320,900 km (0.071 R)
• M62: 23,683,437 km (0.1 R)
• M63: 23,887,489 km (0.086 R)
• M64: 23,938,651 km (0.075 R)
• M65: 24,658,217 km (0.064 R)
• M66: 25,698,521 km (0.102 R)
• M67: 26,753,186 km (0.075 R)
• M68: 27,019,021 km (0.116 R)
• M69: 27,232,348 km (0.091 R)
• M70: 27,499,679 km (0.116 R)
• M71: 28,469,672 km (0.094 R)
• M72: 29,505,487 km (0.072 R)
• M73: 29,670,194 km (0.025 R)
• M74: 29,780,149 km (0.116 R)
• M75: 31,333,872 km (0.027 R)
• M76: 31,670,318 km (0.086 R)
• M77: 31,782,666 km (0.089 R)
• M78: 32,686,536 km (0.118 R)
• M79: 32,856,928 km (0.077 R)
• M80: 33,598,784 km (0.108 R)
• M81: 34,403,920 km (0.068 R)
• M82: 35,798,920 km (0.11 R)
• M83: 37,330,802 km (0.117 R)
• M84: 37,746,834 km (0.111 R)
• M85: 37,985,293 km (0.087 R)
• M86: 38,403,868 km (0.081 R)
• M87: 38,763,800 km (0.096 R)
• M88: 39,064,492 km (0.054 R)
• M89: 39,910,917 km (0.101 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: 405 - 15,610 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit