🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.53 AU - 0.59 AU

Year: 159 Days

Day: 14.1 Hours

Environment

Temp: 186 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.88 AU - 2.02 AU

Year: 1031 Days

Day: 23.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,103,831 km

• M1: 664,215 km (0.103 R)

Asteroid Belt

Center: 4.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 14.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.97 AU - 8.27 AU

Year: 7196 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 38,103,831 km

• M1: 291,716 km (0.092 R)
• M2: 475,422 km (0.117 R)
• M3: 623,823 km (0.116 R)
• M4: 737,966 km (0.072 R)
• M5: 1,176,438 km (0.098 R)
• M6: 1,785,600 km (0.095 R)
• M7: 1,996,384 km (0.059 R)
• M8: 2,094,969 km (0.119 R)
• M9: 2,317,869 km (0.099 R)
• M10: 2,966,077 km (0.087 R)
• M11: 3,311,050 km (0.07 R)
• M12: 3,476,505 km (0.117 R)
• M13: 3,644,952 km (0.062 R)
• M14: 3,964,942 km (0.103 R)
• M15: 4,065,173 km (0.027 R)
• M16: 4,217,314 km (0.093 R)
• M17: 4,371,399 km (0.114 R)
• M18: 4,711,884 km (0.06 R)
• M19: 4,979,664 km (0.111 R)
• M20: 5,197,479 km (0.087 R)
• M21: 5,307,732 km (0.096 R)
• M22: 5,870,220 km (0.043 R)
• M23: 6,660,097 km (0.106 R)
• M24: 7,021,974 km (0.062 R)
• M25: 7,144,046 km (0.102 R)
• M26: 7,266,866 km (0.075 R)
• M27: 7,986,731 km (0.103 R)
• M28: 8,178,366 km (0.037 R)
• M29: 8,566,124 km (0.077 R)
• M30: 9,629,615 km (0.028 R)
• M31: 9,833,666 km (0.117 R)
• M32: 9,936,291 km (0.113 R)
• M33: 10,246,108 km (0.044 R)
• M34: 10,350,078 km (0.034 R)
• M35: 10,734,545 km (0.1 R)
• M36: 12,763,840 km (0.111 R)
• M37: 13,365,074 km (0.047 R)
• M38: 13,707,503 km (0.107 R)
• M39: 13,860,542 km (0.099 R)
• M40: 14,361,994 km (0.113 R)
• M41: 15,502,079 km (0.115 R)
• M42: 16,143,555 km (0.118 R)
• M43: 16,548,965 km (0.082 R)
• M44: 16,793,707 km (0.087 R)
• M45: 17,122,075 km (0.105 R)
• M46: 17,452,536 km (0.108 R)
• M47: 17,952,193 km (0.116 R)
• M48: 18,119,892 km (0.101 R)
• M49: 18,372,264 km (0.118 R)
• M50: 18,752,991 km (0.077 R)
• M51: 18,923,083 km (0.107 R)
• M52: 19,393,569 km (0.117 R)
• M53: 19,694,859 km (0.114 R)
• M54: 19,867,794 km (0.037 R)
• M55: 20,041,178 km (0.03 R)
• M56: 20,695,968 km (0.104 R)
• M57: 20,871,895 km (0.07 R)
• M58: 21,180,665 km (0.084 R)
• M59: 21,713,682 km (0.081 R)
• M60: 22,793,031 km (0.094 R)
• M61: 23,705,727 km (0.094 R)
• M62: 23,843,657 km (0.079 R)
• M63: 25,331,707 km (0.11 R)
• M64: 25,567,024 km (0.111 R)
• M65: 26,229,593 km (0.104 R)
• M66: 26,993,589 km (0.047 R)
• M67: 27,668,276 km (0.03 R)
• M68: 27,959,094 km (0.116 R)
• M69: 28,788,614 km (0.096 R)
• M70: 28,886,750 km (0.031 R)
• M71: 28,984,887 km (0.101 R)
• M72: 29,083,322 km (0.104 R)
• M73: 29,774,913 km (0.06 R)
• M74: 29,973,429 km (0.075 R)
• M75: 30,072,912 km (0.085 R)
• M76: 30,973,042 km (0.112 R)
• M77: 31,073,572 km (0.103 R)
• M78: 32,850,944 km (0.115 R)
• M79: 33,056,193 km (0.03 R)
• M80: 34,504,599 km (0.073 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.1

Radius: 3.6

Gravity: 10.58 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 10.56 AU - 13.54 AU

Year: 15843 Days

Day: 17.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 38,103,831 km

• M1: 107,860 km (0.108 R)
• M2: 195,225 km (0.103 R)
• M3: 372,349 km (0.103 R)
• M4: 445,054 km (0.069 R)
• M5: 509,082 km (0.084 R)
• M6: 719,715 km (0.103 R)
• M7: 1,038,359 km (0.039 R)
• M8: 1,124,228 km (0.051 R)
• M9: 1,230,293 km (0.087 R)
• M10: 1,747,004 km (0.096 R)
• M11: 2,233,795 km (0.089 R)
• M12: 3,296,838 km (0.088 R)
• M13: 3,499,992 km (0.119 R)
• M14: 4,215,518 km (0.093 R)
• M15: 5,003,301 km (0.081 R)
• M16: 5,207,352 km (0.091 R)
• M17: 5,325,086 km (0.087 R)
• M18: 5,443,717 km (0.083 R)
• M19: 5,683,672 km (0.098 R)
• M20: 5,865,882 km (0.062 R)
• M21: 5,896,400 km (0.11 R)
• M22: 7,031,250 km (0.116 R)
• M23: 8,368,505 km (0.112 R)
• M24: 8,575,698 km (0.103 R)
• M25: 8,889,704 km (0.108 R)
• M26: 9,278,658 km (0.119 R)
• M27: 10,515,234 km (0.054 R)
• M28: 10,813,682 km (0.063 R)
• M29: 11,457,103 km (0.11 R)
• M30: 11,533,697 km (0.075 R)
• M31: 12,820,238 km (0.041 R)
• M32: 12,939,468 km (0.094 R)
• M33: 13,259,158 km (0.111 R)
• M34: 15,021,571 km (0.106 R)
• M35: 15,147,233 km (0.07 R)
• M36: 15,908,686 km (0.11 R)
• M37: 16,079,527 km (0.112 R)
• M38: 16,336,985 km (0.049 R)
• M39: 16,423,153 km (0.115 R)
• M40: 17,821,594 km (0.055 R)
• M41: 21,057,396 km (0.051 R)
• M42: 21,291,966 km (0.069 R)
• M43: 21,763,797 km (0.077 R)
• M44: 22,430,106 km (0.076 R)
• M45: 22,813,825 km (0.107 R)
• M46: 24,173,969 km (0.072 R)
• M47: 24,223,037 km (0.094 R)
• M48: 24,419,608 km (0.039 R)
• M49: 24,764,880 km (0.115 R)
• M50: 24,913,281 km (0.071 R)
• M51: 26,061,445 km (0.082 R)
• M52: 26,161,975 km (0.057 R)
• M53: 27,175,500 km (0.04 R)
• M54: 29,032,010 km (0.099 R)
• M55: 29,136,429 km (0.099 R)
• M56: 29,607,363 km (0.087 R)
• M57: 29,712,381 km (0.099 R)
• M58: 30,397,988 km (0.111 R)
• M59: 30,875,804 km (0.098 R)
• M60: 31,946,176 km (0.049 R)
• M61: 32,000,032 km (0.049 R)
• M62: 32,107,892 km (0.089 R)
• M63: 32,377,766 km (0.113 R)
• M64: 33,192,177 km (0.07 R)
• M65: 33,355,987 km (0.104 R)
• M66: 34,509,237 km (0.096 R)
• M67: 34,785,843 km (0.112 R)
• M68: 35,452,451 km (0.117 R)
• M69: 36,460,292 km (0.099 R)
• M70: 36,798,383 km (0.116 R)
• M71: 36,967,728 km (0.11 R)
• M72: 37,534,405 km (0.092 R)
• M73: 37,761,794 km (0.1 R)
• M74: 37,818,791 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 17,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit