🌌 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: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.53 AU - 0.55 AU

Year: 260 Days

Day: 42.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.6 AU - 0.66 AU

Year: 328 Days

Day: 33.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.7

Radius: 9.9

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.54 AU - 0.82 AU

Year: 368 Days

Day: 6.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 13,440,870 km

• M1: 123,867 km (0.071 R)
• M2: 199,414 km (0.083 R)
• M3: 296,054 km (0.112 R)
• M4: 418,425 km (0.112 R)
• M5: 525,687 km (0.105 R)
• M6: 646,562 km (0.093 R)
• M7: 753,973 km (0.114 R)
• M8: 846,724 km (0.115 R)
• M9: 925,412 km (0.105 R)
• M10: 1,006,644 km (0.082 R)
• M11: 1,098,348 km (0.108 R)
• M12: 1,204,861 km (0.116 R)
• M13: 1,273,826 km (0.039 R)
• M14: 1,416,093 km (0.039 R)
• M15: 1,576,911 km (0.112 R)
• M16: 1,662,032 km (0.029 R)
• M17: 1,794,875 km (0.119 R)
• M18: 1,907,522 km (0.084 R)
• M19: 1,998,478 km (0.103 R)
• M20: 2,145,084 km (0.099 R)
• M21: 2,229,756 km (0.085 R)
• M22: 2,402,542 km (0.104 R)
• M23: 2,501,127 km (0.071 R)
• M24: 2,563,958 km (0.065 R)
• M25: 2,632,773 km (0.065 R)
• M26: 2,756,042 km (0.082 R)
• M27: 2,826,652 km (0.1 R)
• M28: 2,930,921 km (0.073 R)
• M29: 2,997,343 km (0.052 R)
• M30: 3,109,392 km (0.112 R)
• M31: 3,222,787 km (0.066 R)
• M32: 3,360,567 km (0.1 R)
• M33: 3,436,113 km (0.079 R)
• M34: 3,559,382 km (0.078 R)
• M35: 3,642,409 km (0.057 R)
• M36: 3,750,119 km (0.067 R)
• M37: 3,974,815 km (0.118 R)
• M38: 4,067,117 km (0.105 R)
• M39: 4,135,334 km (0.046 R)
• M40: 4,197,716 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 9.5

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.41 AU - 2.17 AU

Year: 1571 Days

Day: 11.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 13,440,870 km

• M1: 122,969 km (0.105 R)
• M2: 215,720 km (0.11 R)
• M3: 277,205 km (0.059 R)
• M4: 406,308 km (0.109 R)
• M5: 477,666 km (0.097 R)
• M6: 610,958 km (0.098 R)
• M7: 876,793 km (0.093 R)
• M8: 939,026 km (0.076 R)
• M9: 1,002,755 km (0.082 R)
• M10: 1,068,129 km (0.069 R)
• M11: 1,197,082 km (0.118 R)
• M12: 1,286,093 km (0.091 R)
• M13: 1,518,718 km (0.079 R)
• M14: 1,657,694 km (0.081 R)
• M15: 1,743,264 km (0.042 R)
• M16: 1,874,461 km (0.069 R)
• M17: 1,963,622 km (0.115 R)
• M18: 2,359,158 km (0.08 R)
• M19: 2,512,945 km (0.075 R)
• M20: 2,603,601 km (0.057 R)
• M21: 2,695,305 km (0.111 R)
• M22: 2,864,799 km (0.105 R)
• M23: 2,968,171 km (0.119 R)
• M24: 3,029,058 km (0.106 R)
• M25: 3,214,409 km (0.086 R)
• M26: 3,286,067 km (0.096 R)
• M27: 3,358,173 km (0.113 R)
• M28: 3,485,630 km (0.118 R)
• M29: 3,587,058 km (0.091 R)
• M30: 3,802,179 km (0.103 R)
• M31: 3,944,746 km (0.086 R)
• M32: 4,127,854 km (0.116 R)
• M33: 4,264,736 km (0.108 R)
• M34: 4,412,988 km (0.049 R)
• M35: 4,603,276 km (0.101 R)
• M36: 4,663,863 km (0.084 R)
• M37: 4,940,170 km (0.113 R)
• M38: 5,158,733 km (0.096 R)
• M39: 5,232,335 km (0.089 R)
• M40: 5,412,601 km (0.102 R)
• M41: 5,877,551 km (0.054 R)
• M42: 5,987,505 km (0.061 R)
• M43: 6,153,708 km (0.091 R)
• M44: 6,265,458 km (0.102 R)
• M45: 6,524,861 km (0.087 R)
• M46: 6,593,227 km (0.103 R)
• M47: 6,707,520 km (0.034 R)
• M48: 6,799,522 km (0.029 R)
• M49: 6,973,056 km (0.094 R)
• M50: 7,077,774 km (0.038 R)
• M51: 7,171,423 km (0.094 R)
• M52: 7,407,339 km (0.119 R)
• M53: 7,717,904 km (0.078 R)
• M54: 7,802,127 km (0.092 R)
• M55: 7,971,771 km (0.103 R)
• M56: 8,057,042 km (0.025 R)
• M57: 8,167,146 km (0.069 R)
• M58: 8,228,481 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 9.6

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.91 AU - 3.05 AU

Year: 2562 Days

Day: 14.7 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 13,440,870 km

• M1: 121,174 km (0.06 R)
• M2: 238,309 km (0.088 R)
• M3: 302,487 km (0.099 R)
• M4: 518,805 km (0.05 R)
• M5: 737,368 km (0.054 R)
• M6: 833,410 km (0.116 R)
• M7: 1,049,429 km (0.109 R)
• M8: 1,114,504 km (0.09 R)
• M9: 1,377,348 km (0.064 R)
• M10: 1,534,725 km (0.103 R)
• M11: 1,934,151 km (0.103 R)
• M12: 2,466,869 km (0.087 R)
• M13: 2,795,535 km (0.064 R)
• M14: 2,918,505 km (0.082 R)
• M15: 2,996,296 km (0.112 R)
• M16: 3,106,549 km (0.118 R)
• M17: 3,396,021 km (0.096 R)
• M18: 3,527,518 km (0.108 R)
• M19: 3,694,170 km (0.074 R)
• M20: 3,897,773 km (0.099 R)
• M21: 4,105,115 km (0.118 R)
• M22: 4,280,743 km (0.096 R)
• M23: 5,007,639 km (0.066 R)
• M24: 5,233,233 km (0.115 R)
• M25: 5,500,714 km (0.101 R)
• M26: 5,772,683 km (0.114 R)
• M27: 5,930,060 km (0.103 R)
• M28: 6,208,910 km (0.114 R)
• M29: 6,492,099 km (0.037 R)
• M30: 6,924,885 km (0.069 R)
• M31: 7,796,742 km (0.106 R)
• M32: 7,970,874 km (0.097 R)
• M33: 8,212,474 km (0.108 R)
• M34: 8,367,458 km (0.094 R)
• M35: 8,702,856 km (0.091 R)
• M36: 8,928,899 km (0.111 R)
• M37: 9,042,742 km (0.106 R)
• M38: 9,502,606 km (0.067 R)
• M39: 9,946,613 km (0.12 R)
• M40: 10,230,550 km (0.113 R)
• M41: 10,421,287 km (0.093 R)
• M42: 11,318,874 km (0.098 R)
• M43: 11,392,775 km (0.099 R)
• M44: 11,615,377 km (0.058 R)
• M45: 12,140,316 km (0.099 R)
• M46: 12,316,991 km (0.108 R)
• M47: 12,903,714 km (0.057 R)
• M48: 13,006,637 km (0.071 R)
• M49: 13,239,262 km (0.049 R)
• M50: 13,395,143 km (0.081 R)
• M51: 13,473,383 km (0.116 R)
• M52: 13,682,520 km (0.118 R)
• M53: 13,971,992 km (0.099 R)
• M54: 14,210,302 km (0.099 R)
• M55: 14,423,329 km (0.087 R)
• M56: 14,690,960 km (0.102 R)
• M57: 15,068,545 km (0.097 R)
• M58: 15,177,003 km (0.118 R)
• M59: 15,258,384 km (0.112 R)
• M60: 15,421,895 km (0.093 R)
• M61: 16,220,149 km (0.099 R)
• M62: 16,331,450 km (0.093 R)
• M63: 16,442,751 km (0.045 R)
• M64: 16,638,425 km (0.119 R)
• M65: 16,722,499 km (0.097 R)
• M66: 16,862,971 km (0.053 R)
• M67: 17,088,415 km (0.12 R)
• M68: 17,173,237 km (0.098 R)
• M69: 17,400,177 km (0.064 R)
• M70: 18,665,626 km (0.087 R)
• M71: 18,782,162 km (0.113 R)
• M72: 18,869,677 km (0.089 R)
• M73: 18,986,663 km (0.043 R)
• M74: 19,338,966 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.4

Radius: 13.2

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.23 AU - 5.11 AU

Year: 5586 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 13,440,870 km

• M1: 186,100 km (0.119 R)
• M2: 286,630 km (0.115 R)
• M3: 426,055 km (0.073 R)
• M4: 565,181 km (0.04 R)
• M5: 779,255 km (0.073 R)
• M6: 1,021,903 km (0.074 R)
• M7: 1,144,424 km (0.064 R)
• M8: 1,281,156 km (0.095 R)
• M9: 1,405,472 km (0.094 R)
• M10: 1,647,821 km (0.064 R)
• M11: 1,764,357 km (0.11 R)
• M12: 1,904,082 km (0.097 R)
• M13: 2,058,018 km (0.068 R)
• M14: 2,522,519 km (0.066 R)
• M15: 2,726,870 km (0.115 R)
• M16: 3,586,160 km (0.11 R)
• M17: 3,765,079 km (0.118 R)
• M18: 3,881,766 km (0.026 R)
• M19: 4,039,143 km (0.098 R)
• M20: 4,428,546 km (0.027 R)
• M21: 4,759,905 km (0.095 R)
• M22: 4,844,129 km (0.026 R)
• M23: 4,985,499 km (0.088 R)
• M24: 5,257,916 km (0.111 R)
• M25: 5,564,891 km (0.115 R)
• M26: 5,757,872 km (0.03 R)
• M27: 6,013,535 km (0.078 R)
• M28: 6,104,640 km (0.114 R)
• M29: 6,834,828 km (0.049 R)
• M30: 7,105,749 km (0.076 R)
• M31: 7,412,724 km (0.045 R)
• M32: 7,576,085 km (0.092 R)
• M33: 8,039,988 km (0.087 R)
• M34: 8,309,264 km (0.08 R)
• M35: 8,462,004 km (0.094 R)
• M36: 8,873,996 km (0.112 R)
• M37: 8,978,116 km (0.063 R)
• M38: 9,169,901 km (0.103 R)
• M39: 9,415,989 km (0.079 R)
• M40: 9,878,695 km (0.11 R)
• M41: 10,276,177 km (0.096 R)
• M42: 10,513,589 km (0.088 R)
• M43: 10,882,348 km (0.075 R)
• M44: 11,236,595 km (0.076 R)
• M45: 11,613,582 km (0.065 R)
• M46: 11,784,572 km (0.096 R)
• M47: 11,918,163 km (0.087 R)
• M48: 12,148,394 km (0.109 R)
• M49: 12,322,077 km (0.095 R)
• M50: 12,418,867 km (0.073 R)
• M51: 12,828,317 km (0.097 R)
• M52: 13,044,635 km (0.105 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 16,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit