🌌 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: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.5 AU - 0.6 AU

Year: 268 Days

Day: 27.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.55 AU - 0.59 AU

Year: 282 Days

Day: 15.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,798,352 km

• M1: 259,852 km (0.116 R)
• M2: 496,067 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.58 AU - 0.7 AU

Year: 336 Days

Day: 12.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.5

Radius: 9.1

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.56 AU - 0.88 AU

Year: 401 Days

Day: 14 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 20,798,352 km

• M1: 115,041 km (0.089 R)
• M2: 189,541 km (0.08 R)
• M3: 255,812 km (0.032 R)
• M4: 387,309 km (0.098 R)
• M5: 527,183 km (0.095 R)
• M6: 628,012 km (0.063 R)
• M7: 712,235 km (0.092 R)
• M8: 771,925 km (0.111 R)
• M9: 850,464 km (0.066 R)
• M10: 927,357 km (0.066 R)
• M11: 984,504 km (0.107 R)
• M12: 1,102,686 km (0.104 R)
• M13: 1,172,997 km (0.052 R)
• M14: 1,368,372 km (0.113 R)
• M15: 1,434,195 km (0.09 R)
• M16: 1,522,009 km (0.071 R)
• M17: 1,633,010 km (0.092 R)
• M18: 1,703,022 km (0.069 R)
• M19: 1,812,977 km (0.071 R)
• M20: 1,913,955 km (0.1 R)
• M21: 2,068,939 km (0.111 R)
• M22: 2,162,736 km (0.038 R)
• M23: 2,240,079 km (0.115 R)
• M24: 2,360,954 km (0.081 R)
• M25: 2,434,556 km (0.054 R)
• M26: 2,640,851 km (0.085 R)
• M27: 2,781,623 km (0.066 R)
• M28: 2,865,996 km (0.104 R)
• M29: 2,938,102 km (0.054 R)
• M30: 3,004,075 km (0.107 R)
• M31: 3,077,378 km (0.099 R)
• M32: 3,252,856 km (0.111 R)
• M33: 3,452,569 km (0.086 R)
• M34: 3,613,836 km (0.119 R)
• M35: 3,677,714 km (0.063 R)
• M36: 3,799,188 km (0.105 R)
• M37: 3,893,135 km (0.102 R)
• M38: 4,068,464 km (0.096 R)
• M39: 4,149,695 km (0.061 R)
• M40: 4,366,463 km (0.067 R)
• M41: 4,449,789 km (0.079 R)
• M42: 4,510,525 km (0.112 R)
• M43: 4,602,378 km (0.116 R)
• M44: 4,811,367 km (0.049 R)
• M45: 4,912,944 km (0.047 R)
• M46: 4,999,561 km (0.031 R)
• M47: 5,126,569 km (0.055 R)
• M48: 5,246,547 km (0.081 R)
• M49: 5,343,187 km (0.118 R)
• M50: 5,497,423 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 960.8

Radius: 10

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.03 AU - 1.23 AU

Year: 788 Days

Day: 5.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 20,798,352 km

• M1: 134,040 km (0.067 R)
• M2: 196,422 km (0.049 R)
• M3: 285,732 km (0.1 R)
• M4: 382,971 km (0.065 R)
• M5: 460,462 km (0.058 R)
• M6: 534,214 km (0.113 R)
• M7: 618,138 km (0.084 R)
• M8: 747,541 km (0.099 R)
• M9: 1,015,022 km (0.107 R)
• M10: 1,088,325 km (0.106 R)
• M11: 1,184,516 km (0.104 R)
• M12: 1,269,338 km (0.067 R)
• M13: 1,490,444 km (0.099 R)
• M14: 1,605,933 km (0.067 R)
• M15: 1,692,550 km (0.03 R)
• M16: 1,920,238 km (0.055 R)
• M17: 1,987,109 km (0.082 R)
• M18: 2,132,069 km (0.064 R)
• M19: 2,315,925 km (0.1 R)
• M20: 2,414,360 km (0.073 R)
• M21: 2,532,542 km (0.118 R)
• M22: 2,718,343 km (0.1 R)
• M23: 2,898,908 km (0.116 R)
• M24: 2,976,100 km (0.096 R)
• M25: 3,322,270 km (0.113 R)
• M26: 3,495,055 km (0.069 R)
• M27: 3,587,806 km (0.118 R)
• M28: 3,881,616 km (0.062 R)
• M29: 4,237,958 km (0.083 R)
• M30: 4,336,992 km (0.115 R)
• M31: 4,616,141 km (0.112 R)
• M32: 5,333,762 km (0.116 R)
• M33: 5,452,693 km (0.081 R)
• M34: 5,729,898 km (0.053 R)
• M35: 5,851,820 km (0.115 R)
• M36: 6,135,607 km (0.097 R)
• M37: 6,487,162 km (0.031 R)
• M38: 6,678,199 km (0.076 R)
• M39: 6,755,092 km (0.102 R)
• M40: 6,961,836 km (0.096 R)
• M41: 7,249,363 km (0.109 R)
• M42: 7,381,458 km (0.099 R)
• M43: 7,514,301 km (0.1 R)
• M44: 7,607,800 km (0.089 R)
• M45: 7,741,989 km (0.087 R)
• M46: 7,809,308 km (0.088 R)
• M47: 8,026,225 km (0.086 R)
• M48: 8,231,473 km (0.081 R)
• M49: 8,355,490 km (0.046 R)
• M50: 8,521,843 km (0.106 R)
• M51: 8,787,379 km (0.101 R)
• M52: 8,857,690 km (0.117 R)
• M53: 8,942,362 km (0.057 R)
• M54: 9,140,879 km (0.097 R)
• M55: 9,212,237 km (0.112 R)
• M56: 9,283,595 km (0.071 R)
• M57: 9,513,527 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.7

Radius: 14.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.31 AU - 4.03 AU

Year: 4612 Days

Day: 11.4 Hours

Environment

Temp: -212 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 20,798,352 km

• M1: 197,469 km (0.055 R)
• M2: 328,218 km (0.068 R)
• M3: 607,816 km (0.064 R)
• M4: 715,078 km (0.089 R)
• M5: 830,268 km (0.046 R)
• M6: 943,065 km (0.094 R)
• M7: 1,041,650 km (0.114 R)
• M8: 1,218,026 km (0.113 R)
• M9: 1,348,924 km (0.077 R)
• M10: 1,519,765 km (0.076 R)
• M11: 1,796,521 km (0.059 R)
• M12: 2,011,942 km (0.101 R)
• M13: 2,129,526 km (0.053 R)
• M14: 2,330,884 km (0.05 R)
• M15: 2,496,639 km (0.058 R)
• M16: 2,609,436 km (0.057 R)
• M17: 2,825,754 km (0.102 R)
• M18: 3,138,713 km (0.061 R)
• M19: 3,307,160 km (0.095 R)
• M20: 4,178,269 km (0.082 R)
• M21: 4,296,301 km (0.057 R)
• M22: 4,398,477 km (0.057 R)
• M23: 4,744,646 km (0.086 R)
• M24: 4,938,974 km (0.036 R)
• M25: 5,099,941 km (0.106 R)
• M26: 5,353,958 km (0.104 R)
• M27: 5,464,062 km (0.101 R)
• M28: 5,612,015 km (0.062 R)
• M29: 5,893,259 km (0.036 R)
• M30: 5,988,104 km (0.039 R)
• M31: 6,217,587 km (0.118 R)
• M32: 6,430,764 km (0.111 R)
• M33: 6,685,678 km (0.11 R)
• M34: 7,124,748 km (0.052 R)
• M35: 7,532,253 km (0.1 R)
• M36: 7,676,615 km (0.085 R)
• M37: 7,801,080 km (0.07 R)
• M38: 8,073,348 km (0.071 R)
• M39: 9,039,601 km (0.107 R)
• M40: 9,369,763 km (0.107 R)
• M41: 9,569,925 km (0.114 R)
• M42: 9,726,554 km (0.118 R)
• M43: 9,861,492 km (0.065 R)
• M44: 10,155,900 km (0.108 R)
• M45: 11,080,415 km (0.12 R)
• M46: 11,863,261 km (0.119 R)
• M47: 11,983,537 km (0.063 R)
• M48: 12,152,433 km (0.107 R)
• M49: 12,346,462 km (0.081 R)
• M50: 12,762,344 km (0.114 R)
• M51: 13,034,014 km (0.085 R)
• M52: 13,158,030 km (0.081 R)
• M53: 13,257,513 km (0.099 R)
• M54: 13,407,410 km (0.067 R)
• M55: 13,733,833 km (0.105 R)
• M56: 14,088,379 km (0.079 R)
• M57: 14,343,593 km (0.099 R)
• M58: 14,548,692 km (0.096 R)
• M59: 14,780,718 km (0.112 R)
• M60: 15,196,301 km (0.068 R)
• M61: 15,510,457 km (0.079 R)
• M62: 16,092,093 km (0.081 R)
• M63: 16,225,385 km (0.106 R)
• M64: 16,385,754 km (0.071 R)
• M65: 16,761,843 km (0.088 R)
• M66: 17,005,089 km (0.035 R)
• M67: 17,276,908 km (0.112 R)
• M68: 18,267,097 km (0.05 R)
• M69: 18,378,248 km (0.073 R)
• M70: 18,489,698 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.7

Radius: 13

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.01 AU - 4.45 AU

Year: 5707 Days

Day: 12 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 20,798,352 km

• M1: 165,904 km (0.116 R)
• M2: 276,606 km (0.077 R)
• M3: 565,480 km (0.102 R)
• M4: 758,910 km (0.053 R)
• M5: 954,135 km (0.061 R)
• M6: 1,119,740 km (0.085 R)
• M7: 1,287,439 km (0.055 R)
• M8: 1,421,180 km (0.059 R)
• M9: 1,524,701 km (0.05 R)
• M10: 1,621,940 km (0.103 R)
• M11: 1,888,673 km (0.107 R)
• M12: 2,612,278 km (0.113 R)
• M13: 3,015,743 km (0.114 R)
• M14: 3,105,652 km (0.054 R)
• M15: 3,427,437 km (0.039 R)
• M16: 3,533,203 km (0.065 R)
• M17: 3,640,165 km (0.074 R)
• M18: 3,869,499 km (0.086 R)
• M19: 4,016,703 km (0.088 R)
• M20: 4,166,002 km (0.115 R)
• M21: 4,573,057 km (0.105 R)
• M22: 4,755,268 km (0.044 R)
• M23: 5,046,385 km (0.079 R)
• M24: 5,398,090 km (0.104 R)
• M25: 5,535,570 km (0.057 R)
• M26: 5,618,597 km (0.037 R)
• M27: 5,729,898 km (0.052 R)
• M28: 6,269,048 km (0.112 R)
• M29: 6,500,925 km (0.109 R)
• M30: 7,718,203 km (0.113 R)
• M31: 7,904,602 km (0.109 R)
• M32: 8,488,482 km (0.115 R)
• M33: 8,713,029 km (0.091 R)
• M34: 9,151,799 km (0.113 R)
• M35: 9,398,785 km (0.102 R)
• M36: 10,562,806 km (0.113 R)
• M37: 10,683,382 km (0.115 R)
• M38: 10,995,743 km (0.076 R)
• M39: 11,117,964 km (0.029 R)
• M40: 11,293,442 km (0.112 R)
• M41: 11,487,620 km (0.04 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.7

Radius: 6.5

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.3 AU - 8.72 AU

Year: 13501 Days

Day: 24.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 20,798,352 km

• M1: 81,531 km (0.085 R)
• M2: 122,820 km (0.077 R)
• M3: 222,302 km (0.071 R)
• M4: 481,107 km (0.075 R)
• M5: 532,120 km (0.095 R)
• M6: 826,379 km (0.075 R)
• M7: 878,289 km (0.109 R)
• M8: 931,247 km (0.101 R)
• M9: 1,007,392 km (0.073 R)
• M10: 1,419,235 km (0.067 R)
• M11: 1,482,066 km (0.116 R)
• M12: 1,864,887 km (0.096 R)
• M13: 1,975,739 km (0.111 R)
• M14: 2,031,988 km (0.094 R)
• M15: 2,117,408 km (0.078 R)
• M16: 2,351,230 km (0.088 R)
• M17: 2,395,959 km (0.065 R)
• M18: 2,923,142 km (0.069 R)
• M19: 3,150,382 km (0.074 R)
• M20: 3,249,565 km (0.119 R)
• M21: 3,604,860 km (0.075 R)
• M22: 3,743,537 km (0.088 R)
• M23: 4,026,127 km (0.084 R)
• M24: 4,800,446 km (0.076 R)
• M25: 5,243,555 km (0.09 R)
• M26: 5,619,494 km (0.086 R)
• M27: 6,004,260 km (0.118 R)
• M28: 7,121,756 km (0.116 R)
• M29: 7,471,666 km (0.078 R)
• M30: 7,515,797 km (0.099 R)
• M31: 7,604,209 km (0.102 R)
• M32: 7,849,400 km (0.1 R)
• M33: 8,074,545 km (0.056 R)
• M34: 8,279,045 km (0.096 R)
• M35: 9,374,401 km (0.118 R)
• M36: 9,493,630 km (0.111 R)
• M37: 10,024,105 km (0.1 R)
• M38: 10,219,330 km (0.085 R)
• M39: 11,088,493 km (0.098 R)
• M40: 11,239,886 km (0.05 R)
• M41: 11,341,164 km (0.094 R)
• M42: 11,544,617 km (0.073 R)
• M43: 12,084,516 km (0.079 R)
• M44: 13,970,197 km (0.072 R)
• M45: 14,655,655 km (0.08 R)
• M46: 15,577,177 km (0.109 R)
• M47: 15,860,067 km (0.073 R)
• M48: 16,632,590 km (0.056 R)
• M49: 16,921,763 km (0.032 R)
• M50: 17,300,096 km (0.112 R)
• M51: 18,154,450 km (0.066 R)
• M52: 18,571,678 km (0.12 R)
• M53: 19,022,267 km (0.098 R)
• M54: 20,426,542 km (0.067 R)
• M55: 20,488,326 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 18,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit