🌌 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: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.53 AU - 0.55 AU

Year: 260 Days

Day: 40.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,705,948 km

• M1: 218,263 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672

Radius: 10.9

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.71 AU - 1.07 AU

Year: 551 Days

Day: 10.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 39,705,948 km

• M1: 176,077 km (0.085 R)
• M2: 245,041 km (0.088 R)
• M3: 333,454 km (0.111 R)
• M4: 420,071 km (0.08 R)
• M5: 516,561 km (0.098 R)
• M6: 626,217 km (0.119 R)
• M7: 762,949 km (0.107 R)
• M8: 852,109 km (0.101 R)
• M9: 945,159 km (0.116 R)
• M10: 1,099,694 km (0.113 R)
• M11: 1,218,624 km (0.081 R)
• M12: 1,341,893 km (0.077 R)
• M13: 1,559,259 km (0.047 R)
• M14: 1,650,663 km (0.101 R)
• M15: 1,769,144 km (0.089 R)
• M16: 1,845,589 km (0.083 R)
• M17: 2,014,934 km (0.109 R)
• M18: 2,175,901 km (0.071 R)
• M19: 2,334,325 km (0.095 R)
• M20: 2,743,625 km (0.087 R)
• M21: 2,855,075 km (0.05 R)
• M22: 3,105,801 km (0.052 R)
• M23: 3,332,143 km (0.099 R)
• M24: 3,451,372 km (0.104 R)
• M25: 3,596,333 km (0.11 R)
• M26: 3,669,486 km (0.098 R)
• M27: 3,875,632 km (0.084 R)
• M28: 4,085,667 km (0.056 R)
• M29: 4,213,574 km (0.111 R)
• M30: 4,351,353 km (0.08 R)
• M31: 4,464,449 km (0.104 R)
• M32: 4,605,071 km (0.074 R)
• M33: 4,764,991 km (0.118 R)
• M34: 4,845,625 km (0.053 R)
• M35: 5,053,865 km (0.074 R)
• M36: 5,154,544 km (0.109 R)
• M37: 5,413,797 km (0.103 R)
• M38: 5,498,021 km (0.077 R)
• M39: 5,696,388 km (0.11 R)
• M40: 5,887,424 km (0.115 R)
• M41: 6,022,511 km (0.079 R)
• M42: 6,168,369 km (0.112 R)
• M43: 6,344,894 km (0.11 R)
• M44: 6,433,905 km (0.079 R)
• M45: 6,563,008 km (0.089 R)
• M46: 6,652,917 km (0.069 R)
• M47: 6,783,665 km (0.099 R)
• M48: 6,864,448 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.7

Radius: 13.4

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.36 AU - 1.8 AU

Year: 1303 Days

Day: 13.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 39,705,948 km

• M1: 169,195 km (0.091 R)
• M2: 268,379 km (0.116 R)
• M3: 355,145 km (0.045 R)
• M4: 458,218 km (0.05 R)
• M5: 638,334 km (0.115 R)
• M6: 736,321 km (0.043 R)
• M7: 845,228 km (0.113 R)
• M8: 929,601 km (0.096 R)
• M9: 1,179,579 km (0.109 R)
• M10: 1,327,681 km (0.055 R)
• M11: 1,470,248 km (0.119 R)
• M12: 1,605,784 km (0.104 R)
• M13: 1,707,061 km (0.053 R)
• M14: 1,843,345 km (0.112 R)
• M15: 1,990,250 km (0.086 R)
• M16: 2,260,573 km (0.097 R)
• M17: 2,425,729 km (0.119 R)
• M18: 2,520,874 km (0.065 R)
• M19: 2,707,572 km (0.026 R)
• M20: 2,791,347 km (0.08 R)
• M21: 3,384,951 km (0.115 R)
• M22: 3,650,338 km (0.09 R)
• M23: 3,777,197 km (0.119 R)
• M24: 3,879,671 km (0.042 R)
• M25: 3,965,840 km (0.081 R)
• M26: 4,104,966 km (0.097 R)
• M27: 4,237,060 km (0.11 R)
• M28: 4,379,328 km (0.107 R)
• M29: 4,532,516 km (0.105 R)
• M30: 4,632,448 km (0.049 R)
• M31: 4,788,478 km (0.105 R)
• M32: 4,993,128 km (0.076 R)
• M33: 5,077,651 km (0.083 R)
• M34: 5,334,211 km (0.108 R)
• M35: 5,439,827 km (0.07 R)
• M36: 5,614,408 km (0.115 R)
• M37: 5,800,807 km (0.114 R)
• M38: 5,929,461 km (0.062 R)
• M39: 6,099,255 km (0.112 R)
• M40: 6,260,521 km (0.049 R)
• M41: 6,423,134 km (0.109 R)
• M42: 6,556,426 km (0.097 R)
• M43: 6,961,537 km (0.11 R)
• M44: 7,246,970 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.7

Radius: 8.1

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.7 AU - 5.82 AU

Year: 7914 Days

Day: 9.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 39,705,948 km

• M1: 159,471 km (0.092 R)
• M2: 221,255 km (0.105 R)
• M3: 296,353 km (0.107 R)
• M4: 504,294 km (0.1 R)
• M5: 803,041 km (0.089 R)
• M6: 930,499 km (0.119 R)
• M7: 1,064,987 km (0.104 R)
• M8: 1,134,700 km (0.076 R)
• M9: 1,409,960 km (0.09 R)
• M10: 1,565,392 km (0.063 R)
• M11: 1,809,237 km (0.045 R)
• M12: 2,065,199 km (0.116 R)
• M13: 2,588,043 km (0.068 R)
• M14: 2,683,187 km (0.117 R)
• M15: 2,755,144 km (0.089 R)
• M16: 2,950,519 km (0.082 R)
• M17: 3,125,249 km (0.098 R)
• M18: 3,380,762 km (0.032 R)
• M19: 3,590,199 km (0.056 R)
• M20: 4,131,893 km (0.098 R)
• M21: 4,583,828 km (0.107 R)
• M22: 5,564,891 km (0.053 R)
• M23: 5,626,376 km (0.097 R)
• M24: 5,905,974 km (0.086 R)
• M25: 6,094,916 km (0.091 R)
• M26: 6,511,098 km (0.119 R)
• M27: 6,641,098 km (0.116 R)
• M28: 6,739,085 km (0.101 R)
• M29: 6,903,643 km (0.12 R)
• M30: 6,969,765 km (0.112 R)
• M31: 7,438,754 km (0.12 R)
• M32: 7,608,697 km (0.042 R)
• M33: 8,231,324 km (0.069 R)
• M34: 8,584,225 km (0.076 R)
• M35: 9,159,279 km (0.069 R)
• M36: 9,635,748 km (0.105 R)
• M37: 10,460,182 km (0.058 R)
• M38: 11,229,265 km (0.078 R)
• M39: 11,937,012 km (0.114 R)
• M40: 12,780,744 km (0.078 R)
• M41: 13,148,306 km (0.071 R)
• M42: 13,312,715 km (0.1 R)
• M43: 14,780,718 km (0.082 R)
• M44: 15,904,198 km (0.073 R)
• M45: 15,991,713 km (0.06 R)
• M46: 16,387,699 km (0.101 R)
• M47: 16,742,395 km (0.096 R)
• M48: 16,831,406 km (0.095 R)
• M49: 18,232,091 km (0.089 R)
• M50: 19,576,078 km (0.079 R)
• M51: 19,999,590 km (0.112 R)
• M52: 22,850,177 km (0.029 R)
• M53: 23,146,979 km (0.088 R)
• M54: 23,295,979 km (0.04 R)
• M55: 23,744,772 km (0.1 R)
• M56: 24,146,144 km (0.101 R)
• M57: 24,398,066 km (0.081 R)
• M58: 25,057,195 km (0.119 R)
• M59: 25,363,421 km (0.06 R)
• M60: 25,414,584 km (0.048 R)
• M61: 25,619,533 km (0.111 R)
• M62: 25,876,542 km (0.106 R)
• M63: 26,444,864 km (0.091 R)
• M64: 26,860,896 km (0.075 R)
• M65: 27,174,304 km (0.073 R)
• M66: 28,015,941 km (0.043 R)
• M67: 29,616,938 km (0.119 R)
• M68: 29,832,658 km (0.087 R)
• M69: 31,137,750 km (0.083 R)
• M70: 33,186,193 km (0.095 R)
• M71: 34,198,372 km (0.115 R)
• M72: 35,965,273 km (0.044 R)
• M73: 36,772,952 km (0.096 R)
• M74: 37,703,301 km (0.034 R)
• M75: 37,820,137 km (0.066 R)
• M76: 38,288,677 km (0.114 R)
• M77: 38,523,696 km (0.058 R)
• M78: 38,582,637 km (0.088 R)
• M79: 39,113,410 km (0.104 R)
• M80: 39,468,556 km (0.108 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 290 - 14,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit