🌌 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: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.48 AU - 0.62 AU

Year: 259 Days

Day: 34.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,510,617 km

• M1: 166,054 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.59 AU - 0.65 AU

Year: 310 Days

Day: 37.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,510,617 km

• M1: 38,596 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.8

Radius: 11.3

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.62 AU - 0.9 AU

Year: 421 Days

Day: 5.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,510,617 km

• M1: 141,819 km (0.036 R)
• M2: 220,806 km (0.087 R)
• M3: 349,161 km (0.109 R)
• M4: 497,263 km (0.094 R)
• M5: 607,517 km (0.104 R)
• M6: 709,094 km (0.102 R)
• M7: 794,065 km (0.094 R)
• M8: 867,368 km (0.106 R)
• M9: 967,599 km (0.101 R)
• M10: 1,106,276 km (0.091 R)
• M11: 1,225,057 km (0.076 R)
• M12: 1,313,469 km (0.111 R)
• M13: 1,409,062 km (0.064 R)
• M14: 1,526,497 km (0.106 R)
• M15: 1,662,332 km (0.11 R)
• M16: 1,794,726 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.2

Radius: 14.8

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.96 AU - 1.24 AU

Year: 734 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 16,510,617 km

• M1: 188,793 km (0.094 R)
• M2: 326,572 km (0.092 R)
• M3: 450,290 km (0.041 R)
• M4: 559,646 km (0.12 R)
• M5: 710,739 km (0.107 R)
• M6: 873,951 km (0.08 R)
• M7: 1,028,785 km (0.092 R)
• M8: 1,133,054 km (0.088 R)
• M9: 1,246,150 km (0.087 R)
• M10: 1,428,660 km (0.111 R)
• M11: 1,647,073 km (0.08 R)
• M12: 1,755,082 km (0.088 R)
• M13: 1,888,075 km (0.077 R)
• M14: 2,018,973 km (0.029 R)
• M15: 2,176,649 km (0.056 R)
• M16: 2,344,647 km (0.106 R)
• M17: 2,479,734 km (0.108 R)
• M18: 2,623,947 km (0.103 R)
• M19: 2,803,314 km (0.057 R)
• M20: 2,901,152 km (0.106 R)
• M21: 3,040,128 km (0.119 R)
• M22: 3,194,962 km (0.071 R)
• M23: 3,407,989 km (0.088 R)
• M24: 3,597,380 km (0.089 R)
• M25: 3,711,374 km (0.106 R)
• M26: 3,840,925 km (0.105 R)
• M27: 4,314,403 km (0.12 R)
• M28: 4,428,097 km (0.078 R)
• M29: 4,619,881 km (0.091 R)
• M30: 4,712,931 km (0.109 R)
• M31: 5,003,899 km (0.104 R)
• M32: 5,139,584 km (0.102 R)
• M33: 5,236,225 km (0.074 R)
• M34: 5,357,698 km (0.095 R)
• M35: 5,471,991 km (0.064 R)
• M36: 5,620,242 km (0.12 R)
• M37: 5,728,102 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.8

Radius: 9.8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.63 AU - 2.43 AU

Year: 1839 Days

Day: 6.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 16,510,617 km

• M1: 168,298 km (0.077 R)
• M2: 243,246 km (0.052 R)
• M3: 333,304 km (0.081 R)
• M4: 438,471 km (0.12 R)
• M5: 499,657 km (0.056 R)
• M6: 616,942 km (0.03 R)
• M7: 679,474 km (0.117 R)
• M8: 1,017,415 km (0.105 R)
• M9: 1,270,535 km (0.089 R)
• M10: 1,425,967 km (0.091 R)
• M11: 1,576,762 km (0.099 R)
• M12: 1,687,763 km (0.08 R)
• M13: 1,847,683 km (0.104 R)
• M14: 2,060,860 km (0.043 R)
• M15: 2,170,516 km (0.117 R)
• M16: 2,269,549 km (0.07 R)
• M17: 2,344,947 km (0.099 R)
• M18: 2,563,060 km (0.095 R)
• M19: 3,005,571 km (0.069 R)
• M20: 3,676,667 km (0.116 R)
• M21: 3,795,448 km (0.082 R)
• M22: 3,930,684 km (0.075 R)
• M23: 4,113,493 km (0.059 R)
• M24: 4,205,944 km (0.102 R)
• M25: 4,361,526 km (0.092 R)
• M26: 4,598,639 km (0.072 R)
• M27: 4,694,680 km (0.047 R)
• M28: 4,759,157 km (0.084 R)
• M29: 5,234,878 km (0.072 R)
• M30: 5,864,087 km (0.042 R)
• M31: 5,933,500 km (0.072 R)
• M32: 6,373,916 km (0.092 R)
• M33: 6,607,140 km (0.099 R)
• M34: 6,679,545 km (0.114 R)
• M35: 7,026,612 km (0.062 R)
• M36: 7,119,063 km (0.049 R)
• M37: 7,304,864 km (0.12 R)
• M38: 7,417,212 km (0.088 R)
• M39: 7,530,158 km (0.045 R)
• M40: 7,624,704 km (0.1 R)
• M41: 8,414,731 km (0.091 R)
• M42: 8,650,946 km (0.057 R)
• M43: 8,909,301 km (0.073 R)
• M44: 9,089,716 km (0.116 R)
• M45: 9,190,396 km (0.089 R)
• M46: 9,843,839 km (0.119 R)
• M47: 9,905,773 km (0.065 R)
• M48: 10,113,564 km (0.091 R)
• M49: 10,301,758 km (0.106 R)
• M50: 10,512,242 km (0.11 R)
• M51: 10,660,344 km (0.046 R)
• M52: 11,109,138 km (0.114 R)
• M53: 12,002,985 km (0.072 R)
• M54: 12,425,001 km (0.043 R)
• M55: 12,536,900 km (0.073 R)
• M56: 12,739,156 km (0.043 R)
• M57: 13,101,333 km (0.062 R)
• M58: 13,512,876 km (0.066 R)
• M59: 13,650,955 km (0.106 R)
• M60: 13,835,858 km (0.115 R)
• M61: 13,905,421 km (0.057 R)
• M62: 14,021,659 km (0.089 R)
• M63: 14,301,856 km (0.108 R)
• M64: 14,630,971 km (0.071 R)
• M65: 14,772,939 km (0.114 R)
• M66: 14,986,565 km (0.081 R)
• M67: 15,368,937 km (0.073 R)
• M68: 15,681,896 km (0.077 R)
• M69: 15,802,921 km (0.03 R)
• M70: 16,070,102 km (0.112 R)
• M71: 16,240,943 km (0.083 R)
• M72: 16,485,985 km (0.115 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 16,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit