🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.5 AU - 0.52 AU

Year: 239 Days

Day: 46.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.5

Radius: 14.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.74 AU - 1.02 AU

Year: 542 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,695,909 km

• M1: 182,360 km (0.076 R)
• M2: 279,449 km (0.076 R)
• M3: 421,417 km (0.09 R)
• M4: 539,899 km (0.101 R)
• M5: 648,058 km (0.044 R)
• M6: 811,419 km (0.107 R)
• M7: 960,867 km (0.078 R)
• M8: 1,129,464 km (0.085 R)
• M9: 1,271,133 km (0.072 R)
• M10: 1,409,362 km (0.111 R)
• M11: 1,532,780 km (0.107 R)
• M12: 1,624,184 km (0.043 R)
• M13: 1,780,663 km (0.079 R)
• M14: 1,915,152 km (0.089 R)
• M15: 2,042,161 km (0.1 R)
• M16: 2,137,754 km (0.086 R)
• M17: 2,428,273 km (0.112 R)
• M18: 2,578,469 km (0.038 R)
• M19: 2,869,437 km (0.112 R)
• M20: 3,003,028 km (0.106 R)
• M21: 3,132,280 km (0.041 R)
• M22: 3,316,286 km (0.117 R)
• M23: 3,504,031 km (0.058 R)
• M24: 3,640,315 km (0.11 R)
• M25: 3,848,256 km (0.112 R)
• M26: 3,946,541 km (0.057 R)
• M27: 4,232,423 km (0.117 R)
• M28: 4,326,819 km (0.085 R)
• M29: 4,488,086 km (0.034 R)
• M30: 4,584,427 km (0.052 R)
• M31: 4,688,996 km (0.06 R)
• M32: 4,794,313 km (0.116 R)
• M33: 4,900,377 km (0.094 R)
• M34: 5,099,492 km (0.113 R)
• M35: 5,200,172 km (0.043 R)
• M36: 5,340,644 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.2

Radius: 12.5

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.83 AU - 0.93 AU

Year: 542 Days

Day: 8.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,695,909 km

• M1: 174,282 km (0.098 R)
• M2: 256,560 km (0.093 R)
• M3: 336,894 km (0.117 R)
• M4: 421,716 km (0.093 R)
• M5: 514,018 km (0.092 R)
• M6: 591,959 km (0.094 R)
• M7: 699,220 km (0.096 R)
• M8: 857,495 km (0.052 R)
• M9: 950,246 km (0.091 R)
• M10: 1,079,797 km (0.106 R)
• M11: 1,173,446 km (0.114 R)
• M12: 1,266,196 km (0.118 R)
• M13: 1,369,718 km (0.118 R)
• M14: 1,547,440 km (0.046 R)
• M15: 1,645,876 km (0.036 R)
• M16: 1,759,720 km (0.09 R)
• M17: 1,858,155 km (0.047 R)
• M18: 1,958,535 km (0.114 R)
• M19: 2,093,772 km (0.103 R)
• M20: 2,208,214 km (0.117 R)
• M21: 2,314,877 km (0.103 R)
• M22: 2,508,457 km (0.1 R)
• M23: 2,743,924 km (0.089 R)
• M24: 2,827,549 km (0.072 R)
• M25: 3,029,506 km (0.087 R)
• M26: 3,148,736 km (0.1 R)
• M27: 3,313,892 km (0.059 R)
• M28: 3,533,053 km (0.063 R)
• M29: 3,618,623 km (0.038 R)
• M30: 3,745,332 km (0.087 R)
• M31: 3,873,687 km (0.096 R)
• M32: 4,038,993 km (0.077 R)
• M33: 4,164,655 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.2

Radius: 13.1

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.11 AU - 1.21 AU

Year: 820 Days

Day: 9.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,695,909 km

• M1: 163,211 km (0.087 R)
• M2: 264,339 km (0.072 R)
• M3: 351,705 km (0.116 R)
• M4: 433,535 km (0.109 R)
• M5: 560,992 km (0.11 R)
• M6: 733,628 km (0.059 R)
• M7: 967,001 km (0.089 R)
• M8: 1,062,145 km (0.093 R)
• M9: 1,160,730 km (0.063 R)
• M10: 1,288,786 km (0.112 R)
• M11: 1,406,818 km (0.115 R)
• M12: 1,501,065 km (0.076 R)
• M13: 1,657,544 km (0.058 R)
• M14: 1,760,767 km (0.114 R)
• M15: 1,876,256 km (0.079 R)
• M16: 2,025,256 km (0.079 R)
• M17: 2,192,357 km (0.112 R)
• M18: 2,288,399 km (0.106 R)
• M19: 2,522,071 km (0.103 R)
• M20: 2,676,007 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.4

Radius: 11.6

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.22 AU - 2.6 AU

Year: 2454 Days

Day: 6 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 69,695,909 km

• M1: 144,811 km (0.099 R)
• M2: 243,695 km (0.082 R)
• M3: 363,972 km (0.105 R)
• M4: 484,847 km (0.12 R)
• M5: 652,995 km (0.086 R)
• M6: 732,880 km (0.109 R)
• M7: 975,977 km (0.102 R)
• M8: 1,069,475 km (0.077 R)
• M9: 1,296,415 km (0.037 R)
• M10: 1,561,353 km (0.118 R)
• M11: 1,661,135 km (0.034 R)
• M12: 1,914,254 km (0.117 R)
• M13: 2,045,601 km (0.108 R)
• M14: 2,118,605 km (0.1 R)
• M15: 2,267,305 km (0.108 R)
• M16: 2,355,568 km (0.108 R)
• M17: 2,747,664 km (0.062 R)
• M18: 2,869,287 km (0.083 R)
• M19: 3,090,243 km (0.087 R)
• M20: 3,174,616 km (0.057 R)
• M21: 3,548,910 km (0.062 R)
• M22: 3,891,938 km (0.072 R)
• M23: 4,044,528 km (0.088 R)
• M24: 4,277,003 km (0.039 R)
• M25: 4,355,542 km (0.06 R)
• M26: 4,706,798 km (0.078 R)
• M27: 4,853,254 km (0.071 R)
• M28: 5,001,206 km (0.107 R)
• M29: 5,167,260 km (0.072 R)
• M30: 5,284,694 km (0.096 R)
• M31: 5,385,972 km (0.108 R)
• M32: 5,556,364 km (0.11 R)
• M33: 5,659,437 km (0.097 R)
• M34: 5,990,198 km (0.1 R)
• M35: 6,095,964 km (0.032 R)
• M36: 6,184,526 km (0.072 R)
• M37: 6,434,952 km (0.114 R)
• M38: 6,597,715 km (0.05 R)
• M39: 7,318,777 km (0.067 R)
• M40: 7,394,174 km (0.06 R)
• M41: 7,717,455 km (0.065 R)
• M42: 7,794,348 km (0.11 R)
• M43: 7,987,330 km (0.054 R)
• M44: 8,715,273 km (0.108 R)
• M45: 8,815,204 km (0.118 R)
• M46: 9,158,082 km (0.116 R)
• M47: 9,505,449 km (0.116 R)
• M48: 9,711,744 km (0.057 R)
• M49: 9,961,423 km (0.105 R)
• M50: 10,234,140 km (0.044 R)
• M51: 10,403,335 km (0.105 R)
• M52: 11,154,017 km (0.115 R)
• M53: 11,590,843 km (0.053 R)
• M54: 11,855,631 km (0.075 R)
• M55: 11,944,492 km (0.118 R)
• M56: 12,167,244 km (0.096 R)
• M57: 12,413,931 km (0.112 R)
• M58: 12,798,397 km (0.098 R)
• M59: 13,186,753 km (0.061 R)
• M60: 13,509,585 km (0.092 R)
• M61: 13,602,186 km (0.086 R)
• M62: 13,834,961 km (0.052 R)
• M63: 14,162,879 km (0.09 R)
• M64: 14,327,886 km (0.11 R)
• M65: 14,422,432 km (0.084 R)
• M66: 14,588,485 km (0.107 R)
• M67: 14,826,645 km (0.054 R)
• M68: 14,922,388 km (0.05 R)
• M69: 15,307,004 km (0.116 R)
• M70: 15,379,409 km (0.108 R)
• M71: 15,914,521 km (0.093 R)
• M72: 16,037,041 km (0.118 R)
• M73: 16,184,395 km (0.107 R)
• M74: 16,258,297 km (0.094 R)
• M75: 16,356,882 km (0.041 R)
• M76: 16,579,633 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.3

Radius: 3.7

Gravity: 47.87 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.11 AU - 8.93 AU

Year: 14899 Days

Day: 22.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 69,695,909 km

• M1: 107,561 km (0.078 R)
• M2: 538,552 km (0.115 R)
• M3: 653,443 km (0.116 R)
• M4: 1,544,897 km (0.087 R)
• M5: 1,934,749 km (0.063 R)
• M6: 2,446,972 km (0.05 R)
• M7: 2,478,388 km (0.096 R)
• M8: 3,202,142 km (0.119 R)
• M9: 3,551,304 km (0.11 R)
• M10: 3,658,416 km (0.047 R)
• M11: 3,766,725 km (0.108 R)
• M12: 3,912,583 km (0.108 R)
• M13: 4,323,378 km (0.116 R)
• M14: 4,476,118 km (0.038 R)
• M15: 5,429,206 km (0.075 R)
• M16: 5,593,913 km (0.105 R)
• M17: 5,970,750 km (0.099 R)
• M18: 6,573,031 km (0.054 R)
• M19: 8,255,259 km (0.085 R)
• M20: 8,731,429 km (0.103 R)
• M21: 9,363,929 km (0.085 R)
• M22: 10,212,897 km (0.088 R)
• M23: 11,138,459 km (0.088 R)
• M24: 11,823,318 km (0.11 R)
• M25: 11,983,388 km (0.097 R)
• M26: 12,794,059 km (0.091 R)
• M27: 14,753,192 km (0.051 R)
• M28: 14,982,975 km (0.057 R)
• M29: 15,098,315 km (0.089 R)
• M30: 15,213,954 km (0.111 R)
• M31: 16,386,502 km (0.068 R)
• M32: 16,624,512 km (0.105 R)
• M33: 19,504,870 km (0.098 R)
• M34: 19,820,222 km (0.062 R)
• M35: 20,712,124 km (0.1 R)
• M36: 21,682,267 km (0.077 R)
• M37: 22,337,356 km (0.111 R)
• M38: 23,465,623 km (0.081 R)
• M39: 23,599,513 km (0.073 R)
• M40: 24,340,770 km (0.082 R)
• M41: 24,816,492 km (0.102 R)
• M42: 26,400,883 km (0.114 R)
• M43: 27,522,418 km (0.085 R)
• M44: 28,516,197 km (0.107 R)
• M45: 29,449,687 km (0.08 R)
• M46: 30,101,784 km (0.106 R)
• M47: 32,981,843 km (0.095 R)
• M48: 34,264,345 km (0.102 R)
• M49: 34,492,482 km (0.101 R)
• M50: 35,102,991 km (0.107 R)
• M51: 35,256,179 km (0.103 R)
• M52: 35,640,197 km (0.092 R)
• M53: 36,412,271 km (0.096 R)
• M54: 36,567,404 km (0.026 R)
• M55: 38,445,306 km (0.089 R)
• M56: 40,595,327 km (0.104 R)
• M57: 41,563,375 km (0.117 R)
• M58: 42,457,222 km (0.115 R)
• M59: 43,686,617 km (0.117 R)
• M60: 44,346,942 km (0.12 R)
• M61: 44,512,547 km (0.051 R)
• M62: 45,510,515 km (0.076 R)
• M63: 46,179,965 km (0.083 R)
• M64: 47,274,722 km (0.084 R)
• M65: 48,377,857 km (0.064 R)
• M66: 49,403,799 km (0.071 R)
• M67: 49,489,668 km (0.097 R)
• M68: 50,177,968 km (0.047 R)
• M69: 51,477,076 km (0.076 R)
• M70: 51,999,771 km (0.1 R)
• M71: 52,962,583 km (0.113 R)
• M72: 53,138,360 km (0.068 R)
• M73: 53,226,324 km (0.089 R)
• M74: 53,402,251 km (0.032 R)
• M75: 53,490,364 km (0.111 R)
• M76: 53,578,477 km (0.067 R)
• M77: 56,244,461 km (0.107 R)
• M78: 57,503,178 km (0.112 R)
• M79: 57,955,113 km (0.092 R)
• M80: 58,045,619 km (0.098 R)
• M81: 58,862,274 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.8

Radius: 6.3

Gravity: 16.52 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 6.87 AU - 11.27 AU

Year: 17919 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 69,695,909 km

• M1: 84,523 km (0.12 R)
• M2: 219,310 km (0.032 R)
• M3: 440,117 km (0.102 R)
• M4: 765,193 km (0.09 R)
• M5: 856,747 km (0.112 R)
• M6: 1,000,959 km (0.076 R)
• M7: 1,479,822 km (0.118 R)
• M8: 1,989,502 km (0.116 R)
• M9: 2,480,931 km (0.119 R)
• M10: 2,864,500 km (0.089 R)
• M11: 4,450,537 km (0.05 R)
• M12: 4,659,824 km (0.054 R)
• M13: 4,702,011 km (0.117 R)
• M14: 5,131,207 km (0.108 R)
• M15: 5,439,229 km (0.082 R)
• M16: 5,617,849 km (0.108 R)
• M17: 5,889,519 km (0.069 R)
• M18: 6,445,723 km (0.074 R)
• M19: 6,540,120 km (0.114 R)
• M20: 7,262,079 km (0.06 R)
• M21: 8,572,556 km (0.066 R)
• M22: 8,676,377 km (0.087 R)
• M23: 8,780,497 km (0.091 R)
• M24: 8,990,234 km (0.109 R)
• M25: 9,521,605 km (0.053 R)
• M26: 10,282,759 km (0.087 R)
• M27: 10,559,216 km (0.07 R)
• M28: 11,460,543 km (0.104 R)
• M29: 12,210,926 km (0.098 R)
• M30: 12,680,514 km (0.088 R)
• M31: 13,215,775 km (0.074 R)
• M32: 14,370,222 km (0.1 R)
• M33: 14,617,358 km (0.082 R)
• M34: 14,741,374 km (0.092 R)
• M35: 15,746,672 km (0.11 R)
• M36: 16,129,343 km (0.105 R)
• M37: 17,756,370 km (0.085 R)
• M38: 17,955,185 km (0.115 R)
• M39: 18,021,607 km (0.084 R)
• M40: 18,960,034 km (0.099 R)
• M41: 19,982,984 km (0.053 R)
• M42: 20,051,799 km (0.066 R)
• M43: 20,258,693 km (0.101 R)
• M44: 20,674,875 km (0.038 R)
• M45: 21,868,965 km (0.039 R)
• M46: 21,939,874 km (0.082 R)
• M47: 23,157,601 km (0.096 R)
• M48: 23,229,857 km (0.114 R)
• M49: 24,250,114 km (0.094 R)
• M50: 25,359,382 km (0.03 R)
• M51: 25,882,676 km (0.108 R)
• M52: 25,957,774 km (0.102 R)
• M53: 27,780,624 km (0.11 R)
• M54: 28,088,347 km (0.116 R)
• M55: 28,319,924 km (0.098 R)
• M56: 28,707,383 km (0.067 R)
• M57: 29,487,386 km (0.097 R)
• M58: 30,670,555 km (0.082 R)
• M59: 31,467,912 km (0.059 R)
• M60: 31,949,617 km (0.071 R)
• M61: 32,191,367 km (0.057 R)
• M62: 32,433,716 km (0.119 R)
• M63: 32,514,648 km (0.096 R)
• M64: 33,245,883 km (0.114 R)
• M65: 34,311,768 km (0.102 R)
• M66: 35,305,696 km (0.108 R)
• M67: 38,429,000 km (0.036 R)
• M68: 38,686,159 km (0.079 R)
• M69: 38,857,748 km (0.084 R)
• M70: 39,893,414 km (0.065 R)
• M71: 40,501,679 km (0.096 R)
• M72: 41,639,520 km (0.107 R)
• M73: 41,727,484 km (0.115 R)
• M74: 42,256,611 km (0.114 R)
• M75: 45,658,467 km (0.066 R)
• M76: 47,208,600 km (0.057 R)
• M77: 47,300,453 km (0.109 R)
• M78: 49,426,388 km (0.062 R)
• M79: 49,799,186 km (0.094 R)
• M80: 51,206,005 km (0.076 R)
• M81: 52,815,977 km (0.063 R)
• M82: 54,346,363 km (0.089 R)
• M83: 54,923,961 km (0.102 R)
• M84: 55,503,652 km (0.094 R)
• M85: 56,961,783 km (0.085 R)
• M86: 57,744,628 km (0.115 R)
• M87: 58,629,500 km (0.076 R)
• M88: 59,320,792 km (0.115 R)
• M89: 59,518,859 km (0.108 R)
• M90: 60,512,339 km (0.11 R)
• M91: 60,611,971 km (0.095 R)
• M92: 61,011,098 km (0.098 R)
• M93: 63,221,855 km (0.094 R)
• M94: 64,846,039 km (0.116 R)
• M95: 65,152,117 km (0.113 R)
• M96: 67,617,789 km (0.089 R)
• M97: 68,654,203 km (0.076 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: 446 - 12,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit