🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.52 AU - 0.58 AU

Year: 268 Days

Day: 23.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,012,201 km

• M1: 42,037 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.4

Radius: 13.1

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.73 AU - 0.75 AU

Year: 418 Days

Day: 8.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,012,201 km

• M1: 164,258 km (0.096 R)
• M2: 260,899 km (0.106 R)
• M3: 357,539 km (0.094 R)
• M4: 470,934 km (0.069 R)
• M5: 559,047 km (0.112 R)
• M6: 706,102 km (0.071 R)
• M7: 831,016 km (0.064 R)
• M8: 1,007,841 km (0.1 R)
• M9: 1,096,702 km (0.102 R)
• M10: 1,226,104 km (0.1 R)
• M11: 1,316,910 km (0.114 R)
• M12: 1,405,322 km (0.096 R)
• M13: 1,526,497 km (0.116 R)
• M14: 1,715,140 km (0.059 R)
• M15: 1,806,993 km (0.088 R)
• M16: 1,906,176 km (0.101 R)
• M17: 2,144,934 km (0.068 R)
• M18: 2,274,037 km (0.114 R)
• M19: 2,387,732 km (0.092 R)
• M20: 2,627,238 km (0.061 R)
• M21: 3,030,853 km (0.1 R)
• M22: 3,196,607 km (0.096 R)
• M23: 3,392,730 km (0.056 R)
• M24: 3,502,685 km (0.087 R)
• M25: 3,599,923 km (0.099 R)
• M26: 3,997,853 km (0.099 R)
• M27: 4,143,562 km (0.09 R)
• M28: 4,477,763 km (0.06 R)
• M29: 4,598,639 km (0.116 R)
• M30: 4,805,383 km (0.104 R)
• M31: 5,015,119 km (0.091 R)
• M32: 5,133,002 km (0.108 R)
• M33: 5,307,583 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.3

Radius: 9.7

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.77 AU - 1.11 AU

Year: 598 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 57,012,201 km

• M1: 121,922 km (0.109 R)
• M2: 183,108 km (0.102 R)
• M3: 251,923 km (0.086 R)
• M4: 388,805 km (0.067 R)
• M5: 449,542 km (0.099 R)
• M6: 554,709 km (0.07 R)
• M7: 694,284 km (0.043 R)
• M8: 787,184 km (0.074 R)
• M9: 980,764 km (0.094 R)
• M10: 1,074,562 km (0.092 R)
• M11: 1,153,100 km (0.113 R)
• M12: 1,258,866 km (0.069 R)
• M13: 1,394,252 km (0.113 R)
• M14: 1,679,685 km (0.096 R)
• M15: 1,764,656 km (0.076 R)
• M16: 1,843,943 km (0.087 R)
• M17: 2,043,657 km (0.06 R)
• M18: 2,234,992 km (0.079 R)
• M19: 2,328,940 km (0.112 R)
• M20: 2,392,369 km (0.108 R)
• M21: 2,512,795 km (0.04 R)
• M22: 2,627,088 km (0.074 R)
• M23: 2,784,914 km (0.037 R)
• M24: 3,171,624 km (0.045 R)
• M25: 3,277,540 km (0.067 R)
• M26: 3,384,801 km (0.071 R)
• M27: 3,520,487 km (0.06 R)
• M28: 3,602,766 km (0.112 R)
• M29: 3,844,216 km (0.111 R)
• M30: 4,033,458 km (0.058 R)
• M31: 4,119,626 km (0.06 R)
• M32: 4,313,505 km (0.106 R)
• M33: 4,629,755 km (0.069 R)
• M34: 4,902,621 km (0.086 R)
• M35: 5,005,096 km (0.077 R)
• M36: 5,118,491 km (0.074 R)
• M37: 5,232,784 km (0.104 R)
• M38: 5,432,347 km (0.113 R)
• M39: 5,527,791 km (0.078 R)
• M40: 5,730,945 km (0.032 R)
• M41: 5,849,726 km (0.11 R)
• M42: 6,002,166 km (0.107 R)
• M43: 6,089,830 km (0.111 R)
• M44: 6,155,803 km (0.112 R)
• M45: 6,545,804 km (0.083 R)
• M46: 7,151,676 km (0.11 R)
• M47: 7,361,562 km (0.111 R)
• M48: 7,739,745 km (0.115 R)
• M49: 7,835,338 km (0.084 R)
• M50: 7,943,198 km (0.118 R)
• M51: 8,124,361 km (0.029 R)
• M52: 8,197,066 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.4

Radius: 9.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.1 AU - 1.4 AU

Year: 917 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 57,012,201 km

• M1: 128,804 km (0.118 R)
• M2: 198,516 km (0.119 R)
• M3: 318,793 km (0.114 R)
• M4: 459,565 km (0.12 R)
• M5: 766,689 km (0.086 R)
• M6: 850,464 km (0.077 R)
• M7: 1,175,839 km (0.073 R)
• M8: 1,311,674 km (0.081 R)
• M9: 1,381,536 km (0.063 R)
• M10: 1,552,228 km (0.033 R)
• M11: 1,674,449 km (0.107 R)
• M12: 1,856,809 km (0.057 R)
• M13: 2,233,646 km (0.114 R)
• M14: 2,310,390 km (0.092 R)
• M15: 2,474,498 km (0.088 R)
• M16: 2,602,255 km (0.09 R)
• M17: 2,732,106 km (0.097 R)
• M18: 2,914,316 km (0.103 R)
• M19: 3,074,835 km (0.108 R)
• M20: 3,212,465 km (0.074 R)
• M21: 3,281,878 km (0.109 R)
• M22: 3,475,907 km (0.045 R)
• M23: 3,565,216 km (0.044 R)
• M24: 3,819,682 km (0.085 R)
• M25: 3,893,584 km (0.092 R)
• M26: 4,108,406 km (0.112 R)
• M27: 4,442,907 km (0.096 R)
• M28: 4,806,280 km (0.087 R)
• M29: 4,906,062 km (0.098 R)
• M30: 4,986,396 km (0.073 R)
• M31: 5,322,692 km (0.12 R)
• M32: 5,394,948 km (0.032 R)
• M33: 5,603,338 km (0.091 R)
• M34: 5,676,940 km (0.094 R)
• M35: 5,740,220 km (0.082 R)
• M36: 5,899,542 km (0.037 R)
• M37: 5,985,112 km (0.111 R)
• M38: 6,135,906 km (0.091 R)
• M39: 6,375,412 km (0.062 R)
• M40: 6,452,156 km (0.117 R)
• M41: 6,706,921 km (0.077 R)
• M42: 7,044,115 km (0.084 R)
• M43: 7,226,176 km (0.117 R)
• M44: 7,363,806 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 12.2

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.41 AU - 1.71 AU

Year: 1278 Days

Day: 13.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 57,012,201 km

• M1: 216,618 km (0.055 R)
• M2: 415,433 km (0.101 R)
• M3: 504,594 km (0.045 R)
• M4: 590,762 km (0.06 R)
• M5: 725,250 km (0.051 R)
• M6: 944,711 km (0.093 R)
• M7: 1,041,650 km (0.107 R)
• M8: 1,149,660 km (0.1 R)
• M9: 1,254,229 km (0.093 R)
• M10: 1,385,575 km (0.034 R)
• M11: 1,505,703 km (0.115 R)
• M12: 1,620,893 km (0.111 R)
• M13: 1,713,793 km (0.098 R)
• M14: 1,843,195 km (0.089 R)
• M15: 2,039,318 km (0.108 R)
• M16: 2,186,373 km (0.071 R)
• M17: 2,404,187 km (0.045 R)
• M18: 2,540,172 km (0.1 R)
• M19: 2,668,976 km (0.12 R)
• M20: 2,799,874 km (0.101 R)
• M21: 3,259,289 km (0.104 R)
• M22: 3,388,691 km (0.092 R)
• M23: 3,508,968 km (0.082 R)
• M24: 3,641,811 km (0.057 R)
• M25: 3,878,325 km (0.104 R)
• M26: 4,015,656 km (0.077 R)
• M27: 4,119,925 km (0.105 R)
• M28: 4,248,430 km (0.098 R)
• M29: 4,426,003 km (0.077 R)
• M30: 4,923,715 km (0.094 R)
• M31: 5,035,464 km (0.066 R)
• M32: 5,160,528 km (0.071 R)
• M33: 5,413,947 km (0.065 R)
• M34: 5,606,629 km (0.096 R)
• M35: 5,801,705 km (0.074 R)
• M36: 5,893,558 km (0.113 R)
• M37: 5,972,545 km (0.029 R)
• M38: 6,373,318 km (0.097 R)
• M39: 6,495,240 km (0.097 R)
• M40: 6,645,437 km (0.114 R)
• M41: 6,769,004 km (0.039 R)
• M42: 7,186,981 km (0.029 R)
• M43: 7,328,052 km (0.044 R)
• M44: 7,455,958 km (0.11 R)
• M45: 7,570,251 km (0.046 R)
• M46: 7,771,609 km (0.118 R)
• M47: 8,003,935 km (0.071 R)
• M48: 8,179,712 km (0.076 R)
• M49: 8,775,112 km (0.111 R)
• M50: 8,865,619 km (0.035 R)
• M51: 9,017,161 km (0.088 R)
• M52: 9,108,416 km (0.106 R)
• M53: 9,292,122 km (0.092 R)
• M54: 9,415,092 km (0.099 R)
• M55: 9,554,367 km (0.1 R)
• M56: 10,007,350 km (0.117 R)
• M57: 10,260,320 km (0.098 R)
• M58: 10,675,902 km (0.099 R)
• M59: 10,756,536 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 11.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.48 AU - 1.86 AU

Year: 1416 Days

Day: 13.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 154.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 57,012,201 km

• M1: 143,315 km (0.082 R)
• M2: 226,940 km (0.097 R)
• M3: 343,776 km (0.089 R)
• M4: 501,153 km (0.12 R)
• M5: 615,745 km (0.054 R)
• M6: 694,882 km (0.117 R)
• M7: 792,121 km (0.07 R)
• M8: 869,612 km (0.058 R)
• M9: 1,129,763 km (0.119 R)
• M10: 1,269,488 km (0.114 R)
• M11: 1,736,382 km (0.09 R)
• M12: 1,813,874 km (0.072 R)
• M13: 1,985,912 km (0.073 R)
• M14: 2,121,896 km (0.059 R)
• M15: 2,346,293 km (0.08 R)
• M16: 2,425,131 km (0.097 R)
• M17: 2,645,190 km (0.089 R)
• M18: 2,772,647 km (0.116 R)
• M19: 3,026,365 km (0.048 R)
• M20: 3,327,805 km (0.1 R)
• M21: 3,498,795 km (0.114 R)
• M22: 3,606,057 km (0.097 R)
• M23: 3,705,988 km (0.095 R)
• M24: 3,960,155 km (0.093 R)
• M25: 4,089,258 km (0.109 R)
• M26: 4,193,677 km (0.028 R)
• M27: 4,281,341 km (0.082 R)
• M28: 4,449,789 km (0.091 R)
• M29: 4,967,996 km (0.113 R)
• M30: 5,098,146 km (0.114 R)
• M31: 5,400,184 km (0.097 R)
• M32: 5,776,273 km (0.103 R)
• M33: 5,854,513 km (0.088 R)
• M34: 5,952,649 km (0.083 R)
• M35: 6,031,637 km (0.083 R)
• M36: 6,442,133 km (0.062 R)
• M37: 6,553,883 km (0.072 R)
• M38: 6,737,888 km (0.089 R)
• M39: 7,007,015 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.4

Radius: 13.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.38 AU - 3.68 AU

Year: 3460 Days

Day: 10 Hours

Environment

Temp: -208 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 57,012,201 km

• M1: 175,179 km (0.059 R)
• M2: 306,376 km (0.1 R)
• M3: 389,104 km (0.071 R)
• M4: 474,524 km (0.081 R)
• M5: 791,223 km (0.096 R)
• M6: 1,121,535 km (0.109 R)
• M7: 1,466,358 km (0.062 R)
• M8: 1,766,452 km (0.112 R)
• M9: 1,940,135 km (0.092 R)
• M10: 2,119,652 km (0.094 R)
• M11: 2,236,937 km (0.113 R)
• M12: 2,584,154 km (0.036 R)
• M13: 2,819,172 km (0.115 R)
• M14: 3,042,521 km (0.11 R)
• M15: 3,233,259 km (0.071 R)
• M16: 3,626,552 km (0.12 R)
• M17: 3,727,381 km (0.106 R)
• M18: 3,993,814 km (0.061 R)
• M19: 4,224,345 km (0.109 R)
• M20: 4,394,737 km (0.093 R)
• M21: 4,545,681 km (0.106 R)
• M22: 5,258,066 km (0.096 R)
• M23: 6,101,050 km (0.073 R)
• M24: 6,197,241 km (0.107 R)
• M25: 6,415,804 km (0.109 R)
• M26: 6,661,593 km (0.063 R)
• M27: 6,860,558 km (0.049 R)
• M28: 7,112,032 km (0.088 R)
• M29: 7,213,460 km (0.053 R)
• M30: 7,495,003 km (0.087 R)
• M31: 7,702,046 km (0.111 R)
• M32: 8,361,175 km (0.086 R)
• M33: 8,549,070 km (0.079 R)
• M34: 8,684,007 km (0.05 R)
• M35: 9,314,412 km (0.108 R)
• M36: 9,537,163 km (0.114 R)
• M37: 9,874,656 km (0.112 R)
• M38: 9,959,628 km (0.039 R)
• M39: 10,706,420 km (0.066 R)
• M40: 11,860,269 km (0.116 R)
• M41: 12,223,343 km (0.097 R)
• M42: 12,559,340 km (0.12 R)
• M43: 12,743,794 km (0.063 R)
• M44: 13,680,127 km (0.031 R)
• M45: 13,774,972 km (0.111 R)
• M46: 14,156,596 km (0.08 R)
• M47: 14,930,316 km (0.104 R)
• M48: 15,028,004 km (0.088 R)
• M49: 16,050,056 km (0.066 R)
• M50: 16,552,556 km (0.091 R)
• M51: 16,755,111 km (0.08 R)
• M52: 18,195,290 km (0.076 R)
• M53: 18,334,565 km (0.114 R)
• M54: 20,321,076 km (0.1 R)
• M55: 20,537,992 km (0.045 R)
• M56: 20,719,305 km (0.075 R)
• M57: 21,229,883 km (0.095 R)
• M58: 21,339,837 km (0.049 R)
• M59: 21,449,941 km (0.111 R)
• M60: 21,781,450 km (0.032 R)
• M61: 22,226,204 km (0.071 R)
• M62: 22,524,353 km (0.093 R)
• M63: 22,636,551 km (0.081 R)
• M64: 22,786,299 km (0.088 R)
• M65: 23,388,879 km (0.049 R)
• M66: 23,616,268 km (0.091 R)
• M67: 23,844,405 km (0.099 R)
• M68: 25,073,052 km (0.105 R)
• M69: 25,500,154 km (0.104 R)
• M70: 25,929,799 km (0.077 R)
• M71: 26,086,577 km (0.118 R)
• M72: 26,361,688 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791

Radius: 7.7

Gravity: 13.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 6.15 AU - 7.79 AU

Year: 12071 Days

Day: 24.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 57,012,201 km

• M1: 294,259 km (0.079 R)
• M2: 468,391 km (0.073 R)
• M3: 603,328 km (0.093 R)
• M4: 657,333 km (0.112 R)
• M5: 770,728 km (0.101 R)
• M6: 1,383,631 km (0.057 R)
• M7: 1,531,134 km (0.058 R)
• M8: 1,977,235 km (0.069 R)
• M9: 2,229,158 km (0.044 R)
• M10: 2,521,173 km (0.06 R)
• M11: 3,077,228 km (0.063 R)
• M12: 3,303,570 km (0.038 R)
• M13: 4,588,017 km (0.075 R)
• M14: 4,996,868 km (0.108 R)
• M15: 5,651,508 km (0.111 R)
• M16: 6,170,314 km (0.104 R)
• M17: 6,745,966 km (0.099 R)
• M18: 7,597,926 km (0.081 R)
• M19: 8,169,839 km (0.116 R)
• M20: 8,258,999 km (0.072 R)
• M21: 8,984,399 km (0.07 R)
• M22: 9,777,268 km (0.075 R)
• M23: 10,934,557 km (0.073 R)
• M24: 11,329,795 km (0.096 R)
• M25: 11,982,191 km (0.108 R)
• M26: 12,134,482 km (0.103 R)
• M27: 13,270,678 km (0.113 R)
• M28: 14,011,337 km (0.068 R)
• M29: 14,225,411 km (0.11 R)
• M30: 14,656,851 km (0.07 R)
• M31: 15,312,090 km (0.075 R)
• M32: 17,162,616 km (0.118 R)
• M33: 17,737,221 km (0.088 R)
• M34: 17,795,116 km (0.108 R)
• M35: 18,085,036 km (0.113 R)
• M36: 19,141,945 km (0.119 R)
• M37: 19,797,633 km (0.08 R)
• M38: 22,493,237 km (0.097 R)
• M39: 24,011,356 km (0.041 R)
• M40: 24,718,206 km (0.093 R)
• M41: 25,171,637 km (0.117 R)
• M42: 26,086,577 km (0.116 R)
• M43: 27,145,581 km (0.085 R)
• M44: 28,421,202 km (0.042 R)
• M45: 28,692,273 km (0.103 R)
• M46: 28,896,175 km (0.06 R)
• M47: 29,168,742 km (0.08 R)
• M48: 29,236,959 km (0.083 R)
• M49: 29,373,692 km (0.084 R)
• M50: 30,129,310 km (0.119 R)
• M51: 30,198,425 km (0.117 R)
• M52: 31,730,008 km (0.049 R)
• M53: 32,152,173 km (0.11 R)
• M54: 32,222,633 km (0.094 R)
• M55: 33,286,873 km (0.101 R)
• M56: 35,158,492 km (0.081 R)
• M57: 36,253,698 km (0.1 R)
• M58: 37,064,069 km (0.042 R)
• M59: 37,508,525 km (0.062 R)
• M60: 37,731,425 km (0.074 R)
• M61: 37,954,925 km (0.091 R)
• M62: 38,104,074 km (0.106 R)
• M63: 41,511,016 km (0.096 R)
• M64: 41,587,909 km (0.068 R)
• M65: 41,741,546 km (0.103 R)
• M66: 42,513,321 km (0.068 R)
• M67: 43,211,794 km (0.095 R)
• M68: 43,601,496 km (0.034 R)
• M69: 44,620,258 km (0.063 R)
• M70: 44,698,946 km (0.049 R)
• M71: 46,282,440 km (0.117 R)
• M72: 46,920,923 km (0.098 R)
• M73: 47,884,184 km (0.106 R)
• M74: 48,126,084 km (0.082 R)
• M75: 49,097,423 km (0.087 R)
• M76: 49,341,267 km (0.084 R)
• M77: 49,911,834 km (0.075 R)
• M78: 51,059,548 km (0.07 R)
• M79: 51,224,106 km (0.095 R)
• M80: 53,882,759 km (0.032 R)
• M81: 53,966,534 km (0.047 R)
• M82: 54,050,459 km (0.115 R)
• M83: 56,075,715 km (0.044 R)
• M84: 56,841,506 km (0.081 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 11,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit