🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.55 AU - 0.77 AU

Year: 341 Days

Day: 39.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 12.4

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.7 AU - 1.14 AU

Year: 561 Days

Day: 6 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,008,144 km

• M1: 162,314 km (0.059 R)
• M2: 248,332 km (0.105 R)
• M3: 365,318 km (0.115 R)
• M4: 462,856 km (0.065 R)
• M5: 633,547 km (0.103 R)
• M6: 820,544 km (0.045 R)
• M7: 910,453 km (0.088 R)
• M8: 988,842 km (0.094 R)
• M9: 1,069,774 km (0.03 R)
• M10: 1,173,446 km (0.107 R)
• M11: 1,276,369 km (0.029 R)
• M12: 1,374,056 km (0.106 R)
• M13: 1,465,610 km (0.04 R)
• M14: 1,673,701 km (0.114 R)
• M15: 1,762,562 km (0.108 R)
• M16: 1,940,284 km (0.1 R)
• M17: 2,139,399 km (0.086 R)
• M18: 2,371,575 km (0.088 R)
• M19: 2,488,261 km (0.091 R)
• M20: 2,574,280 km (0.065 R)
• M21: 2,683,337 km (0.1 R)
• M22: 2,788,355 km (0.12 R)
• M23: 2,906,088 km (0.07 R)
• M24: 2,985,525 km (0.07 R)
• M25: 3,140,807 km (0.078 R)
• M26: 3,228,172 km (0.114 R)
• M27: 3,471,568 km (0.064 R)
• M28: 3,562,075 km (0.112 R)
• M29: 3,690,280 km (0.071 R)
• M30: 3,776,449 km (0.109 R)
• M31: 3,863,515 km (0.078 R)
• M32: 3,976,311 km (0.098 R)
• M33: 4,192,480 km (0.102 R)
• M34: 4,321,583 km (0.111 R)
• M35: 4,412,688 km (0.108 R)
• M36: 4,504,392 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.6

Radius: 11.7

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.44 AU - 1.64 AU

Year: 1215 Days

Day: 11.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 46,008,144 km

• M1: 145,708 km (0.094 R)
• M2: 237,861 km (0.097 R)
• M3: 315,203 km (0.044 R)
• M4: 437,574 km (0.111 R)
• M5: 527,632 km (0.103 R)
• M6: 639,531 km (0.104 R)
• M7: 847,622 km (0.08 R)
• M8: 965,953 km (0.051 R)
• M9: 1,101,938 km (0.057 R)
• M10: 1,250,788 km (0.109 R)
• M11: 1,464,264 km (0.081 R)
• M12: 1,542,653 km (0.105 R)
• M13: 1,662,930 km (0.119 R)
• M14: 2,220,930 km (0.097 R)
• M15: 2,528,802 km (0.103 R)
• M16: 2,631,875 km (0.09 R)
• M17: 2,875,271 km (0.073 R)
• M18: 2,958,148 km (0.092 R)
• M19: 3,066,906 km (0.047 R)
• M20: 3,245,675 km (0.112 R)
• M21: 3,340,820 km (0.098 R)
• M22: 3,560,280 km (0.086 R)
• M23: 3,658,416 km (0.115 R)
• M24: 3,802,778 km (0.104 R)
• M25: 4,143,861 km (0.095 R)
• M26: 4,737,765 km (0.102 R)
• M27: 4,895,441 km (0.116 R)
• M28: 5,195,833 km (0.068 R)
• M29: 5,846,285 km (0.099 R)
• M30: 5,941,279 km (0.079 R)
• M31: 6,143,685 km (0.082 R)
• M32: 6,808,648 km (0.117 R)
• M33: 7,020,628 km (0.094 R)
• M34: 7,189,374 km (0.112 R)
• M35: 7,462,391 km (0.074 R)
• M36: 7,554,094 km (0.109 R)
• M37: 7,669,284 km (0.112 R)
• M38: 7,808,410 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.2

Radius: 12.8

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.57 AU - 6.71 AU

Year: 8516 Days

Day: 14.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 46,008,144 km

• M1: 170,841 km (0.093 R)
• M2: 525,986 km (0.044 R)
• M3: 901,477 km (0.085 R)
• M4: 1,082,191 km (0.083 R)
• M5: 1,397,095 km (0.097 R)
• M6: 1,696,889 km (0.117 R)
• M7: 1,831,826 km (0.083 R)
• M8: 2,357,962 km (0.082 R)
• M9: 3,288,161 km (0.114 R)
• M10: 3,515,700 km (0.077 R)
• M11: 3,689,831 km (0.038 R)
• M12: 4,571,412 km (0.092 R)
• M13: 5,890,267 km (0.109 R)
• M14: 6,272,639 km (0.096 R)
• M15: 6,520,223 km (0.099 R)
• M16: 6,663,239 km (0.09 R)
• M17: 7,061,767 km (0.088 R)
• M18: 7,208,523 km (0.082 R)
• M19: 7,393,576 km (0.108 R)
• M20: 8,187,940 km (0.112 R)
• M21: 9,369,464 km (0.069 R)
• M22: 10,103,840 km (0.113 R)
• M23: 10,186,568 km (0.109 R)
• M24: 10,394,509 km (0.111 R)
• M25: 10,519,872 km (0.065 R)
• M26: 10,984,074 km (0.049 R)
• M27: 12,594,346 km (0.093 R)
• M28: 12,952,184 km (0.074 R)
• M29: 13,358,791 km (0.043 R)
• M30: 13,495,224 km (0.088 R)
• M31: 13,723,660 km (0.095 R)
• M32: 14,603,595 km (0.026 R)
• M33: 14,791,190 km (0.063 R)
• M34: 15,216,198 km (0.051 R)
• M35: 15,406,486 km (0.069 R)
• M36: 15,549,651 km (0.029 R)
• M37: 16,466,537 km (0.109 R)
• M38: 16,759,898 km (0.103 R)
• M39: 17,054,756 km (0.112 R)
• M40: 17,252,374 km (0.101 R)
• M41: 17,899,834 km (0.075 R)
• M42: 18,555,372 km (0.117 R)
• M43: 19,218,689 km (0.085 R)
• M44: 19,372,924 km (0.081 R)
• M45: 19,786,114 km (0.089 R)
• M46: 20,045,815 km (0.059 R)
• M47: 20,463,792 km (0.11 R)
• M48: 20,568,660 km (0.082 R)
• M49: 21,202,057 km (0.038 R)
• M50: 22,867,830 km (0.063 R)
• M51: 24,130,735 km (0.056 R)
• M52: 24,631,140 km (0.056 R)
• M53: 25,134,985 km (0.087 R)
• M54: 25,755,368 km (0.069 R)
• M55: 26,095,853 km (0.073 R)
• M56: 26,266,693 km (0.058 R)
• M57: 27,937,103 km (0.096 R)
• M58: 28,345,356 km (0.107 R)
• M59: 29,345,418 km (0.091 R)
• M60: 30,058,102 km (0.088 R)
• M61: 32,475,155 km (0.104 R)
• M62: 33,027,620 km (0.109 R)
• M63: 33,706,943 km (0.09 R)
• M64: 33,830,960 km (0.11 R)
• M65: 33,955,126 km (0.072 R)
• M66: 35,079,504 km (0.078 R)
• M67: 35,646,330 km (0.028 R)
• M68: 36,534,044 km (0.069 R)
• M69: 37,236,556 km (0.076 R)
• M70: 39,175,344 km (0.109 R)
• M71: 39,763,264 km (0.101 R)
• M72: 41,411,982 km (0.116 R)
• M73: 41,677,817 km (0.069 R)
• M74: 41,944,251 km (0.051 R)
• M75: 43,015,671 km (0.109 R)
• M76: 43,487,203 km (0.062 R)
• M77: 43,892,763 km (0.057 R)
• M78: 44,096,067 km (0.116 R)
• M79: 44,775,839 km (0.059 R)
• M80: 45,870,597 km (0.117 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: 517 - 20,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit