🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.55 AU - 0.65 AU

Year: 300 Days

Day: 32.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 27.1 °

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: 555.3

Radius: 13.9

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.71 AU - 1.07 AU

Year: 542 Days

Day: 6.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 26,532,984 km

• M1: 189,241 km (0.115 R)
• M2: 288,275 km (0.107 R)
• M3: 387,907 km (0.106 R)
• M4: 488,736 km (0.101 R)
• M5: 579,093 km (0.112 R)
• M6: 882,478 km (0.111 R)
• M7: 970,292 km (0.066 R)
• M8: 1,155,793 km (0.076 R)
• M9: 1,263,653 km (0.103 R)
• M10: 1,407,866 km (0.06 R)
• M11: 1,518,418 km (0.039 R)
• M12: 1,614,759 km (0.112 R)
• M13: 1,766,452 km (0.046 R)
• M14: 1,874,461 km (0.097 R)
• M15: 1,990,848 km (0.096 R)
• M16: 2,167,224 km (0.107 R)
• M17: 2,501,875 km (0.104 R)
• M18: 2,952,912 km (0.09 R)
• M19: 3,096,826 km (0.061 R)
• M20: 3,243,282 km (0.118 R)
• M21: 3,354,732 km (0.115 R)
• M22: 3,535,596 km (0.068 R)
• M23: 3,650,338 km (0.103 R)
• M24: 3,844,516 km (0.077 R)
• M25: 3,938,912 km (0.062 R)
• M26: 4,090,006 km (0.106 R)
• M27: 4,186,496 km (0.08 R)
• M28: 4,275,507 km (0.045 R)
• M29: 4,472,228 km (0.112 R)
• M30: 4,655,187 km (0.049 R)
• M31: 4,764,393 km (0.103 R)
• M32: 4,951,390 km (0.118 R)
• M33: 5,201,518 km (0.03 R)
• M34: 5,544,695 km (0.109 R)
• M35: 5,732,441 km (0.063 R)
• M36: 5,822,648 km (0.032 R)
• M37: 6,013,685 km (0.1 R)
• M38: 6,123,789 km (0.072 R)
• M39: 6,216,091 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.2

Radius: 11.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.97 AU - 2.53 AU

Year: 2179 Days

Day: 8.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 26,532,984 km

• M1: 148,251 km (0.074 R)
• M2: 251,923 km (0.103 R)
• M3: 380,876 km (0.083 R)
• M4: 460,013 km (0.103 R)
• M5: 631,153 km (0.099 R)
• M6: 1,010,085 km (0.1 R)
• M7: 1,230,143 km (0.112 R)
• M8: 1,499,270 km (0.065 R)
• M9: 1,823,448 km (0.117 R)
• M10: 1,932,356 km (0.11 R)
• M11: 2,056,073 km (0.073 R)
• M12: 2,337,766 km (0.115 R)
• M13: 2,741,979 km (0.111 R)
• M14: 2,938,401 km (0.112 R)
• M15: 3,023,971 km (0.111 R)
• M16: 3,419,508 km (0.08 R)
• M17: 3,539,785 km (0.12 R)
• M18: 3,661,707 km (0.084 R)
• M19: 3,769,418 km (0.102 R)
• M20: 3,941,006 km (0.107 R)
• M21: 4,259,650 km (0.067 R)
• M22: 4,373,195 km (0.091 R)
• M23: 4,553,610 km (0.105 R)
• M24: 4,703,058 km (0.08 R)
• M25: 4,921,920 km (0.113 R)
• M26: 5,058,203 km (0.114 R)
• M27: 5,144,072 km (0.079 R)
• M28: 5,669,610 km (0.1 R)
• M29: 5,758,770 km (0.084 R)
• M30: 5,848,529 km (0.042 R)
• M31: 6,249,002 km (0.101 R)
• M32: 6,341,304 km (0.094 R)
• M33: 6,527,105 km (0.076 R)
• M34: 6,602,053 km (0.095 R)
• M35: 6,942,538 km (0.037 R)
• M36: 7,172,769 km (0.098 R)
• M37: 7,327,603 km (0.035 R)
• M38: 7,759,342 km (0.112 R)
• M39: 8,138,872 km (0.12 R)
• M40: 8,585,871 km (0.104 R)
• M41: 9,103,778 km (0.105 R)
• M42: 9,250,534 km (0.098 R)
• M43: 9,398,037 km (0.077 R)
• M44: 9,525,196 km (0.068 R)
• M45: 9,738,373 km (0.114 R)
• M46: 9,867,027 km (0.099 R)
• M47: 10,061,205 km (0.117 R)
• M48: 10,169,514 km (0.099 R)
• M49: 10,431,160 km (0.103 R)
• M50: 10,562,956 km (0.118 R)
• M51: 10,673,060 km (0.062 R)
• M52: 10,983,625 km (0.088 R)
• M53: 11,864,158 km (0.107 R)
• M54: 12,024,677 km (0.071 R)
• M55: 12,208,981 km (0.075 R)
• M56: 12,301,433 km (0.085 R)
• M57: 12,394,184 km (0.086 R)
• M58: 12,955,475 km (0.091 R)
• M59: 13,310,471 km (0.114 R)
• M60: 13,477,272 km (0.12 R)
• M61: 13,885,226 km (0.075 R)
• M62: 14,272,983 km (0.073 R)
• M63: 14,394,906 km (0.073 R)
• M64: 14,566,045 km (0.092 R)
• M65: 14,762,617 km (0.059 R)
• M66: 14,861,202 km (0.079 R)
• M67: 15,282,619 km (0.109 R)
• M68: 15,407,384 km (0.12 R)
• M69: 15,682,943 km (0.104 R)
• M70: 16,238,998 km (0.08 R)
• M71: 16,468,332 km (0.091 R)
• M72: 16,673,131 km (0.071 R)
• M73: 17,033,513 km (0.098 R)
• M74: 17,396,437 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.8

Radius: 8.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 4.54 AU - 5.14 AU

Year: 6875 Days

Day: 13.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 26,532,984 km

• M1: 116,238 km (0.047 R)
• M2: 211,531 km (0.038 R)
• M3: 304,282 km (0.089 R)
• M4: 361,578 km (0.1 R)
• M5: 802,593 km (0.097 R)
• M6: 949,198 km (0.057 R)
• M7: 1,038,808 km (0.046 R)
• M8: 1,091,466 km (0.047 R)
• M9: 1,240,914 km (0.076 R)
• M10: 1,325,437 km (0.07 R)
• M11: 1,485,357 km (0.086 R)
• M12: 1,621,043 km (0.106 R)
• M13: 1,888,374 km (0.087 R)
• M14: 2,221,080 km (0.11 R)
• M15: 2,307,098 km (0.086 R)
• M16: 2,590,138 km (0.112 R)
• M17: 3,605,009 km (0.064 R)
• M18: 4,122,319 km (0.089 R)
• M19: 4,228,683 km (0.118 R)
• M20: 4,509,329 km (0.119 R)
• M21: 4,729,387 km (0.113 R)
• M22: 5,043,393 km (0.115 R)
• M23: 5,317,905 km (0.104 R)
• M24: 5,433,694 km (0.103 R)
• M25: 5,691,601 km (0.115 R)
• M26: 5,762,660 km (0.086 R)
• M27: 5,929,461 km (0.053 R)
• M28: 6,390,522 km (0.081 R)
• M29: 7,605,855 km (0.115 R)
• M30: 7,789,112 km (0.109 R)
• M31: 8,266,778 km (0.074 R)
• M32: 8,347,262 km (0.078 R)
• M33: 8,509,127 km (0.09 R)
• M34: 8,590,508 km (0.106 R)
• M35: 8,753,869 km (0.079 R)
• M36: 8,973,479 km (0.118 R)
• M37: 9,194,734 km (0.054 R)
• M38: 9,361,984 km (0.115 R)
• M39: 9,445,909 km (0.092 R)
• M40: 10,735,592 km (0.104 R)
• M41: 10,852,877 km (0.097 R)
• M42: 11,746,126 km (0.064 R)
• M43: 11,806,414 km (0.112 R)
• M44: 12,049,061 km (0.089 R)
• M45: 12,385,357 km (0.098 R)
• M46: 13,349,516 km (0.073 R)
• M47: 13,665,765 km (0.116 R)
• M48: 13,888,517 km (0.092 R)
• M49: 14,016,423 km (0.082 R)
• M50: 14,791,789 km (0.099 R)
• M51: 15,118,959 km (0.059 R)
• M52: 16,182,002 km (0.111 R)
• M53: 17,372,053 km (0.119 R)
• M54: 17,441,017 km (0.098 R)
• M55: 17,648,061 km (0.058 R)
• M56: 17,890,709 km (0.09 R)
• M57: 18,872,370 km (0.113 R)
• M58: 19,943,640 km (0.094 R)
• M59: 20,522,883 km (0.088 R)
• M60: 20,814,599 km (0.106 R)
• M61: 21,218,064 km (0.119 R)
• M62: 21,439,170 km (0.119 R)
• M63: 21,772,325 km (0.064 R)
• M64: 22,181,774 km (0.045 R)
• M65: 23,046,150 km (0.064 R)
• M66: 23,463,528 km (0.081 R)
• M67: 23,730,261 km (0.042 R)
• M68: 23,959,894 km (0.099 R)
• M69: 24,382,658 km (0.101 R)
• M70: 24,846,561 km (0.055 R)
• M71: 25,001,843 km (0.091 R)
• M72: 25,508,831 km (0.088 R)
• M73: 25,743,998 km (0.115 R)
• M74: 26,295,416 km (0.095 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: 517 - 20,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit