🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.9 AU - 0.98 AU

Year: 333 Days

Day: 39.7 Hours

Environment

Temp: 82 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.68 AU - 2.66 AU

Year: 1168 Days

Day: 12.4 Hours

Environment

Temp: -81 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,177,458 km

• M1: 295,456 km (0.104 R)
• M2: 833,709 km (0.102 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.1

Radius: 13.9

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.11 AU - 6.13 AU

Year: 4866 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 38,177,458 km

• M1: 247,435 km (0.063 R)
• M2: 391,647 km (0.106 R)
• M3: 589,565 km (0.107 R)
• M4: 682,017 km (0.108 R)
• M5: 791,672 km (0.112 R)
• M6: 1,082,191 km (0.104 R)
• M7: 1,891,067 km (0.076 R)
• M8: 2,085,394 km (0.103 R)
• M9: 2,286,603 km (0.061 R)
• M10: 2,600,759 km (0.118 R)
• M11: 3,136,469 km (0.085 R)
• M12: 3,348,748 km (0.079 R)
• M13: 3,466,631 km (0.114 R)
• M14: 3,626,103 km (0.092 R)
• M15: 3,726,932 km (0.062 R)
• M16: 4,309,316 km (0.113 R)
• M17: 4,987,593 km (0.045 R)
• M18: 5,236,374 km (0.115 R)
• M19: 5,443,119 km (0.086 R)
• M20: 5,840,899 km (0.105 R)
• M21: 5,935,894 km (0.097 R)
• M22: 6,127,379 km (0.113 R)
• M23: 6,764,217 km (0.09 R)
• M24: 7,014,794 km (0.101 R)
• M25: 7,192,067 km (0.046 R)
• M26: 8,420,715 km (0.083 R)
• M27: 8,609,208 km (0.1 R)
• M28: 8,744,893 km (0.099 R)
• M29: 9,183,364 km (0.05 R)
• M30: 9,294,217 km (0.113 R)
• M31: 9,517,117 km (0.064 R)
• M32: 9,713,689 km (0.066 R)
• M33: 9,826,486 km (0.104 R)
• M34: 10,053,725 km (0.105 R)
• M35: 10,225,164 km (0.05 R)
• M36: 10,513,290 km (0.104 R)
• M37: 10,774,787 km (0.088 R)
• M38: 10,950,265 km (0.118 R)
• M39: 11,304,363 km (0.051 R)
• M40: 11,602,212 km (0.053 R)
• M41: 11,782,179 km (0.115 R)
• M42: 12,144,954 km (0.066 R)
• M43: 13,036,856 km (0.076 R)
• M44: 13,161,621 km (0.065 R)
• M45: 13,380,782 km (0.069 R)
• M46: 13,538,009 km (0.063 R)
• M47: 13,632,704 km (0.043 R)
• M48: 13,854,408 km (0.103 R)
• M49: 14,141,337 km (0.075 R)
• M50: 14,398,047 km (0.08 R)
• M51: 15,079,316 km (0.051 R)
• M52: 17,048,921 km (0.092 R)
• M53: 17,253,721 km (0.032 R)
• M54: 17,493,825 km (0.09 R)
• M55: 17,769,385 km (0.11 R)
• M56: 17,907,763 km (0.106 R)
• M57: 18,150,859 km (0.108 R)
• M58: 18,290,135 km (0.117 R)
• M59: 18,499,871 km (0.108 R)
• M60: 18,992,347 km (0.101 R)
• M61: 19,204,776 km (0.065 R)
• M62: 19,346,745 km (0.094 R)
• M63: 19,990,315 km (0.117 R)
• M64: 20,350,846 km (0.093 R)
• M65: 20,495,656 km (0.076 R)
• M66: 20,749,823 km (0.109 R)
• M67: 21,005,187 km (0.062 R)
• M68: 21,261,597 km (0.054 R)
• M69: 21,445,304 km (0.072 R)
• M70: 22,484,111 km (0.094 R)
• M71: 22,671,258 km (0.101 R)
• M72: 22,971,950 km (0.083 R)
• M73: 23,425,381 km (0.056 R)
• M74: 24,803,477 km (0.098 R)
• M75: 25,190,935 km (0.075 R)
• M76: 25,775,863 km (0.117 R)
• M77: 26,365,428 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544.6

Radius: 13.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.97 AU - 9.65 AU

Year: 7972 Days

Day: 14.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 38,177,458 km

• M1: 171,290 km (0.11 R)
• M2: 449,392 km (0.109 R)
• M3: 567,574 km (0.111 R)
• M4: 886,966 km (0.04 R)
• M5: 995,873 km (0.065 R)
• M6: 1,093,261 km (0.111 R)
• M7: 1,263,354 km (0.057 R)
• M8: 1,369,868 km (0.082 R)
• M9: 1,787,545 km (0.088 R)
• M10: 1,990,699 km (0.079 R)
• M11: 2,095,268 km (0.118 R)
• M12: 2,288,249 km (0.115 R)
• M13: 2,487,364 km (0.12 R)
• M14: 3,022,326 km (0.092 R)
• M15: 3,241,487 km (0.101 R)
• M16: 3,466,033 km (0.067 R)
• M17: 3,851,846 km (0.092 R)
• M18: 4,197,567 km (0.092 R)
• M19: 5,062,392 km (0.107 R)
• M20: 5,411,853 km (0.099 R)
• M21: 6,538,773 km (0.061 R)
• M22: 6,633,319 km (0.053 R)
• M23: 6,855,771 km (0.118 R)
• M24: 7,210,318 km (0.089 R)
• M25: 7,670,182 km (0.074 R)
• M26: 7,769,964 km (0.082 R)
• M27: 9,106,770 km (0.108 R)
• M28: 9,318,751 km (0.087 R)
• M29: 9,603,884 km (0.116 R)
• M30: 10,587,789 km (0.06 R)
• M31: 11,223,730 km (0.059 R)
• M32: 11,527,264 km (0.079 R)
• M33: 11,641,856 km (0.092 R)
• M34: 11,795,194 km (0.117 R)
• M35: 12,532,562 km (0.113 R)
• M36: 12,768,627 km (0.102 R)
• M37: 12,887,258 km (0.118 R)
• M38: 14,792,237 km (0.094 R)
• M39: 14,958,441 km (0.091 R)
• M40: 15,883,554 km (0.037 R)
• M41: 16,139,067 km (0.106 R)
• M42: 16,395,927 km (0.107 R)
• M43: 16,481,945 km (0.045 R)
• M44: 16,567,964 km (0.116 R)
• M45: 17,174,883 km (0.066 R)
• M46: 17,480,960 km (0.116 R)
• M47: 17,788,982 km (0.112 R)
• M48: 18,276,671 km (0.066 R)
• M49: 18,858,607 km (0.08 R)
• M50: 19,219,736 km (0.073 R)
• M51: 19,355,721 km (0.068 R)
• M52: 19,765,768 km (0.08 R)
• M53: 19,948,876 km (0.106 R)
• M54: 20,409,338 km (0.048 R)
• M55: 22,619,796 km (0.11 R)
• M56: 22,715,539 km (0.087 R)
• M57: 22,907,324 km (0.087 R)
• M58: 23,923,691 km (0.093 R)
• M59: 24,167,835 km (0.101 R)
• M60: 24,265,672 km (0.077 R)
• M61: 24,560,230 km (0.111 R)
• M62: 25,053,604 km (0.075 R)
• M63: 25,450,637 km (0.059 R)
• M64: 26,301,550 km (0.081 R)
• M65: 27,314,327 km (0.109 R)
• M66: 27,467,366 km (0.046 R)
• M67: 27,876,815 km (0.087 R)
• M68: 28,133,824 km (0.093 R)
• M69: 29,744,545 km (0.117 R)
• M70: 30,059,747 km (0.088 R)
• M71: 30,428,805 km (0.119 R)
• M72: 30,534,571 km (0.026 R)
• M73: 31,118,451 km (0.106 R)
• M74: 31,813,034 km (0.102 R)
• M75: 33,544,929 km (0.102 R)
• M76: 33,982,652 km (0.111 R)
• M77: 34,422,171 km (0.108 R)
• M78: 35,140,689 km (0.034 R)
• M79: 38,006,536 km (0.094 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 18,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit