🌌 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: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.51 AU - 0.59 AU

Year: 263 Days

Day: 25 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.4

Radius: 8.9

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.89 AU - 0.89 AU

Year: 542 Days

Day: 9.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 19,236,659 km

• M1: 118,930 km (0.092 R)
• M2: 185,801 km (0.107 R)
• M3: 383,270 km (0.066 R)
• M4: 457,171 km (0.111 R)
• M5: 514,018 km (0.112 R)
• M6: 650,003 km (0.058 R)
• M7: 752,926 km (0.062 R)
• M8: 810,372 km (0.106 R)
• M9: 938,427 km (0.091 R)
• M10: 1,090,718 km (0.078 R)
• M11: 1,183,469 km (0.071 R)
• M12: 1,256,024 km (0.084 R)
• M13: 1,353,562 km (0.082 R)
• M14: 1,507,199 km (0.044 R)
• M15: 1,586,186 km (0.103 R)
• M16: 1,661,584 km (0.093 R)
• M17: 1,774,380 km (0.054 R)
• M18: 1,852,770 km (0.119 R)
• M19: 1,916,498 km (0.084 R)
• M20: 2,051,436 km (0.082 R)
• M21: 2,144,934 km (0.1 R)
• M22: 2,279,572 km (0.106 R)
• M23: 2,353,623 km (0.094 R)
• M24: 2,498,434 km (0.112 R)
• M25: 2,574,879 km (0.056 R)
• M26: 2,724,177 km (0.119 R)
• M27: 2,858,067 km (0.098 R)
• M28: 2,956,802 km (0.113 R)
• M29: 3,106,998 km (0.056 R)
• M30: 3,253,305 km (0.107 R)
• M31: 3,586,011 km (0.074 R)
• M32: 3,773,307 km (0.047 R)
• M33: 3,909,142 km (0.059 R)
• M34: 4,025,978 km (0.119 R)
• M35: 4,326,370 km (0.069 R)
• M36: 4,497,211 km (0.076 R)
• M37: 4,598,040 km (0.044 R)
• M38: 4,757,811 km (0.032 R)
• M39: 4,889,906 km (0.037 R)
• M40: 4,971,287 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336

Radius: 12.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.02 AU - 1.44 AU

Year: 881 Days

Day: 5.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 19,236,659 km

• M1: 165,156 km (0.102 R)
• M2: 340,335 km (0.104 R)
• M3: 444,904 km (0.112 R)
• M4: 551,717 km (0.077 R)
• M5: 651,050 km (0.047 R)
• M6: 771,925 km (0.098 R)
• M7: 870,809 km (0.071 R)
• M8: 953,238 km (0.061 R)
• M9: 1,082,490 km (0.111 R)
• M10: 1,160,730 km (0.091 R)
• M11: 1,463,366 km (0.111 R)
• M12: 1,576,313 km (0.084 R)
• M13: 1,672,803 km (0.098 R)
• M14: 1,798,017 km (0.092 R)
• M15: 1,988,455 km (0.108 R)
• M16: 2,086,292 km (0.072 R)
• M17: 2,221,678 km (0.094 R)
• M18: 2,338,065 km (0.107 R)
• M19: 2,419,297 km (0.076 R)
• M20: 2,531,645 km (0.107 R)
• M21: 2,808,700 km (0.089 R)
• M22: 2,950,968 km (0.04 R)
• M23: 3,103,857 km (0.085 R)
• M24: 3,358,921 km (0.056 R)
• M25: 3,510,164 km (0.058 R)
• M26: 3,621,016 km (0.081 R)
• M27: 3,819,832 km (0.032 R)
• M28: 3,916,173 km (0.094 R)
• M29: 4,111,398 km (0.081 R)
• M30: 4,291,813 km (0.092 R)
• M31: 4,576,498 km (0.095 R)
• M32: 4,754,220 km (0.028 R)
• M33: 4,896,039 km (0.103 R)
• M34: 5,145,419 km (0.113 R)
• M35: 5,261,806 km (0.056 R)
• M36: 5,359,643 km (0.109 R)
• M37: 5,487,699 km (0.077 R)
• M38: 5,566,986 km (0.107 R)
• M39: 6,112,270 km (0.111 R)
• M40: 6,287,449 km (0.076 R)
• M41: 6,443,479 km (0.091 R)
• M42: 6,611,328 km (0.103 R)
• M43: 6,706,323 km (0.109 R)
• M44: 6,972,906 km (0.11 R)
• M45: 7,058,925 km (0.088 R)
• M46: 7,166,935 km (0.052 R)
• M47: 7,275,543 km (0.085 R)
• M48: 7,362,758 km (0.083 R)
• M49: 7,450,423 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.7

Radius: 14.5

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.34 AU - 3.2 AU

Year: 2977 Days

Day: 11.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 19,236,659 km

• M1: 338,540 km (0.055 R)
• M2: 446,550 km (0.042 R)
• M3: 587,471 km (0.115 R)
• M4: 923,468 km (0.102 R)
• M5: 1,104,631 km (0.088 R)
• M6: 1,696,739 km (0.087 R)
• M7: 2,040,515 km (0.083 R)
• M8: 2,692,163 km (0.061 R)
• M9: 2,868,689 km (0.117 R)
• M10: 3,249,116 km (0.106 R)
• M11: 3,743,687 km (0.096 R)
• M12: 3,842,272 km (0.083 R)
• M13: 3,991,720 km (0.106 R)
• M14: 4,126,208 km (0.102 R)
• M15: 4,262,193 km (0.049 R)
• M16: 4,469,236 km (0.091 R)
• M17: 4,839,491 km (0.103 R)
• M18: 5,001,206 km (0.071 R)
• M19: 5,128,365 km (0.091 R)
• M20: 5,238,169 km (0.119 R)
• M21: 5,553,671 km (0.111 R)
• M22: 6,048,242 km (0.099 R)
• M23: 6,164,479 km (0.069 R)
• M24: 6,320,510 km (0.092 R)
• M25: 6,418,796 km (0.051 R)
• M26: 6,676,703 km (0.073 R)
• M27: 6,917,705 km (0.09 R)
• M28: 7,120,859 km (0.096 R)
• M29: 7,429,329 km (0.077 R)
• M30: 7,574,739 km (0.12 R)
• M31: 7,995,707 km (0.109 R)
• M32: 8,102,071 km (0.077 R)
• M33: 8,381,071 km (0.103 R)
• M34: 8,510,922 km (0.102 R)
• M35: 8,750,578 km (0.036 R)
• M36: 9,036,908 km (0.113 R)
• M37: 9,259,211 km (0.116 R)
• M38: 10,005,854 km (0.106 R)
• M39: 10,259,123 km (0.072 R)
• M40: 10,351,724 km (0.113 R)
• M41: 11,436,757 km (0.087 R)
• M42: 12,017,197 km (0.083 R)
• M43: 12,139,269 km (0.119 R)
• M44: 12,483,643 km (0.065 R)
• M45: 12,706,544 km (0.095 R)
• M46: 12,831,009 km (0.112 R)
• M47: 12,981,056 km (0.114 R)
• M48: 13,484,902 km (0.096 R)
• M49: 13,790,381 km (0.115 R)
• M50: 14,098,103 km (0.038 R)
• M51: 14,227,057 km (0.111 R)
• M52: 14,330,429 km (0.042 R)
• M53: 14,746,610 km (0.119 R)
• M54: 15,697,604 km (0.04 R)
• M55: 15,992,162 km (0.101 R)
• M56: 16,234,511 km (0.096 R)
• M57: 16,668,344 km (0.039 R)
• M58: 17,078,542 km (0.083 R)
• M59: 17,519,855 km (0.115 R)
• M60: 18,132,758 km (0.066 R)
• M61: 18,696,143 km (0.104 R)
• M62: 19,065,351 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 13,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit