🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.52 AU - 0.76 AU

Year: 326 Days

Day: 43.5 Hours

Environment

Temp: -124 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,385,768 km

• M1: 31,565 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 13.8

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.01 AU - 1.19 AU

Year: 734 Days

Day: 10.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 31,385,768 km

• M1: 174,581 km (0.1 R)
• M2: 308,920 km (0.077 R)
• M3: 547,678 km (0.072 R)
• M4: 665,411 km (0.077 R)
• M5: 819,497 km (0.081 R)
• M6: 1,051,075 km (0.064 R)
• M7: 1,526,945 km (0.099 R)
• M8: 1,679,386 km (0.072 R)
• M9: 1,817,165 km (0.106 R)
• M10: 1,922,183 km (0.117 R)
• M11: 2,066,695 km (0.096 R)
• M12: 2,198,042 km (0.034 R)
• M13: 2,288,548 km (0.094 R)
• M14: 2,389,228 km (0.08 R)
• M15: 2,478,089 km (0.032 R)
• M16: 2,572,635 km (0.112 R)
• M17: 2,728,216 km (0.044 R)
• M18: 2,868,240 km (0.06 R)
• M19: 3,082,913 km (0.112 R)
• M20: 3,258,541 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.5

Radius: 11

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.95 AU - 1.51 AU

Year: 867 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 31,385,768 km

• M1: 137,630 km (0.085 R)
• M2: 234,869 km (0.115 R)
• M3: 304,880 km (0.098 R)
• M4: 378,483 km (0.107 R)
• M5: 451,935 km (0.103 R)
• M6: 559,496 km (0.078 R)
• M7: 677,080 km (0.092 R)
• M8: 749,934 km (0.061 R)
• M9: 916,137 km (0.046 R)
• M10: 986,299 km (0.115 R)
• M11: 1,176,438 km (0.088 R)
• M12: 1,259,913 km (0.093 R)
• M13: 1,796,371 km (0.067 R)
• M14: 1,901,090 km (0.059 R)
• M15: 1,984,865 km (0.102 R)
• M16: 2,054,428 km (0.088 R)
• M17: 2,212,104 km (0.071 R)
• M18: 2,381,897 km (0.099 R)
• M19: 2,598,216 km (0.065 R)
• M20: 2,683,187 km (0.029 R)
• M21: 2,769,206 km (0.098 R)
• M22: 2,979,242 km (0.102 R)
• M23: 3,122,257 km (0.08 R)
• M24: 3,258,391 km (0.093 R)
• M25: 3,424,445 km (0.062 R)
• M26: 3,650,188 km (0.114 R)
• M27: 3,745,781 km (0.107 R)
• M28: 3,832,548 km (0.114 R)
• M29: 3,949,234 km (0.053 R)
• M30: 4,057,244 km (0.105 R)
• M31: 4,176,324 km (0.115 R)
• M32: 4,326,670 km (0.057 R)
• M33: 4,448,293 km (0.057 R)
• M34: 4,540,295 km (0.113 R)
• M35: 4,622,574 km (0.074 R)
• M36: 4,747,040 km (0.075 R)
• M37: 5,159,032 km (0.036 R)
• M38: 5,255,822 km (0.108 R)
• M39: 5,374,902 km (0.111 R)
• M40: 5,604,834 km (0.109 R)
• M41: 5,715,387 km (0.066 R)
• M42: 5,837,907 km (0.118 R)
• M43: 6,348,335 km (0.076 R)
• M44: 6,510,051 km (0.119 R)
• M45: 6,638,106 km (0.085 R)
• M46: 6,720,086 km (0.119 R)
• M47: 6,908,579 km (0.099 R)
• M48: 7,964,142 km (0.109 R)
• M49: 8,051,357 km (0.114 R)
• M50: 8,213,970 km (0.086 R)
• M51: 8,428,344 km (0.069 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.3

Radius: 3

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.44 AU - 8.22 AU

Year: 11349 Days

Day: 20.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 31,385,768 km

• M1: 59,690 km (0.099 R)
• M2: 233,821 km (0.106 R)
• M3: 260,450 km (0.089 R)
• M4: 326,572 km (0.05 R)
• M5: 441,613 km (0.066 R)
• M6: 617,839 km (0.106 R)
• M7: 814,112 km (0.083 R)
• M8: 883,675 km (0.051 R)
• M9: 1,243,906 km (0.081 R)
• M10: 1,307,934 km (0.08 R)
• M11: 2,043,657 km (0.1 R)
• M12: 2,100,354 km (0.089 R)
• M13: 2,531,794 km (0.031 R)
• M14: 2,695,305 km (0.064 R)
• M15: 2,925,686 km (0.032 R)
• M16: 3,097,274 km (0.082 R)
• M17: 3,608,600 km (0.061 R)
• M18: 3,700,154 km (0.074 R)
• M19: 3,746,230 km (0.093 R)
• M20: 3,979,453 km (0.043 R)
• M21: 4,241,399 km (0.064 R)
• M22: 4,533,414 km (0.078 R)
• M23: 4,582,781 km (0.049 R)
• M24: 5,085,729 km (0.08 R)
• M25: 5,214,234 km (0.11 R)
• M26: 5,343,636 km (0.1 R)
• M27: 5,605,881 km (0.1 R)
• M28: 5,980,025 km (0.057 R)
• M29: 6,088,484 km (0.071 R)
• M30: 6,417,449 km (0.111 R)
• M31: 6,640,051 km (0.058 R)
• M32: 6,752,249 km (0.065 R)
• M33: 6,893,320 km (0.109 R)
• M34: 6,921,744 km (0.108 R)
• M35: 7,613,784 km (0.031 R)
• M36: 8,237,008 km (0.092 R)
• M37: 8,600,531 km (0.082 R)
• M38: 9,945,416 km (0.053 R)
• M39: 10,299,963 km (0.07 R)
• M40: 10,855,719 km (0.111 R)
• M41: 11,589,347 km (0.114 R)
• M42: 11,758,393 km (0.082 R)
• M43: 12,270,167 km (0.088 R)
• M44: 12,373,389 km (0.119 R)
• M45: 12,615,439 km (0.08 R)
• M46: 12,684,852 km (0.09 R)
• M47: 13,884,328 km (0.105 R)
• M48: 14,027,942 km (0.093 R)
• M49: 14,099,749 km (0.111 R)
• M50: 14,352,569 km (0.111 R)
• M51: 15,009,304 km (0.108 R)
• M52: 15,750,412 km (0.072 R)
• M53: 16,238,400 km (0.117 R)
• M54: 16,807,770 km (0.094 R)
• M55: 17,113,996 km (0.101 R)
• M56: 17,152,443 km (0.119 R)
• M57: 17,422,168 km (0.077 R)
• M58: 17,615,748 km (0.071 R)
• M59: 18,122,136 km (0.079 R)
• M60: 18,871,023 km (0.105 R)
• M61: 19,309,196 km (0.111 R)
• M62: 19,629,933 km (0.085 R)
• M63: 19,871,684 km (0.105 R)
• M64: 20,033,399 km (0.103 R)
• M65: 20,154,872 km (0.106 R)
• M66: 21,094,945 km (0.047 R)
• M67: 21,259,802 km (0.038 R)
• M68: 21,798,953 km (0.074 R)
• M69: 22,132,855 km (0.091 R)
• M70: 22,384,329 km (0.091 R)
• M71: 22,721,224 km (0.082 R)
• M72: 24,085,556 km (0.036 R)
• M73: 24,344,211 km (0.066 R)
• M74: 24,473,912 km (0.109 R)
• M75: 24,777,447 km (0.098 R)
• M76: 24,908,045 km (0.119 R)
• M77: 25,344,572 km (0.117 R)
• M78: 25,432,236 km (0.047 R)
• M79: 25,960,018 km (0.106 R)
• M80: 26,004,149 km (0.039 R)
• M81: 27,160,690 km (0.103 R)
• M82: 28,333,986 km (0.062 R)
• M83: 28,835,438 km (0.079 R)
• M84: 28,926,843 km (0.05 R)
• M85: 29,293,806 km (0.094 R)
• M86: 29,662,116 km (0.083 R)
• M87: 29,800,644 km (0.108 R)
• M88: 29,846,870 km (0.03 R)
• M89: 30,217,573 km (0.113 R)
• M90: 30,869,969 km (0.087 R)
• M91: 31,150,914 km (0.062 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 20,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit