🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.63 AU - 0.63 AU

Year: 175 Days

Day: 18.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 7.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,333,277 km

• M1: 139,126 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.2

Radius: 10.7

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 5.4 AU - 6.8 AU

Year: 5271 Days

Day: 5.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,333,277 km

• M1: 133,142 km (0.08 R)
• M2: 489,783 km (0.092 R)
• M3: 822,938 km (0.044 R)
• M4: 1,215,034 km (0.109 R)
• M5: 1,840,951 km (0.089 R)
• M6: 2,529,999 km (0.099 R)
• M7: 3,108,943 km (0.113 R)
• M8: 3,478,300 km (0.064 R)
• M9: 4,066,220 km (0.085 R)
• M10: 4,648,455 km (0.053 R)
• M11: 6,092,224 km (0.096 R)
• M12: 6,437,047 km (0.058 R)
• M13: 7,197,602 km (0.08 R)
• M14: 7,583,415 km (0.105 R)
• M15: 8,257,354 km (0.095 R)
• M16: 8,861,131 km (0.103 R)
• M17: 10,117,005 km (0.081 R)
• M18: 11,574,836 km (0.083 R)
• M19: 11,926,989 km (0.057 R)
• M20: 13,795,766 km (0.039 R)
• M21: 18,640,343 km (0.109 R)
• M22: 21,474,924 km (0.088 R)
• M23: 22,480,371 km (0.077 R)
• M24: 23,029,395 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.3

Radius: 10.5

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.82 AU - 7.84 AU

Year: 5572 Days

Day: 10.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,333,277 km

• M1: 130,599 km (0.025 R)
• M2: 477,965 km (0.084 R)
• M3: 982,409 km (0.098 R)
• M4: 1,351,467 km (0.103 R)
• M5: 1,760,917 km (0.115 R)
• M6: 2,114,267 km (0.103 R)
• M7: 2,891,128 km (0.102 R)
• M8: 3,848,256 km (0.073 R)
• M9: 4,604,323 km (0.065 R)
• M10: 5,752,936 km (0.115 R)
• M11: 8,294,304 km (0.042 R)
• M12: 9,175,436 km (0.086 R)
• M13: 10,073,621 km (0.093 R)
• M14: 10,566,995 km (0.075 R)
• M15: 11,748,220 km (0.093 R)
• M16: 13,386,167 km (0.119 R)
• M17: 14,315,768 km (0.084 R)
• M18: 18,869,228 km (0.109 R)
• M19: 20,460,800 km (0.092 R)
• M20: 26,440,227 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.2

Radius: 8.3

Gravity: 7.94 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 8.33 AU - 9.59 AU

Year: 9383 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,333,277 km

• M1: 103,223 km (0.079 R)
• M2: 394,938 km (0.064 R)
• M3: 816,655 km (0.051 R)
• M4: 1,118,992 km (0.09 R)
• M5: 1,419,684 km (0.09 R)
• M6: 2,949,023 km (0.046 R)
• M7: 3,208,874 km (0.068 R)
• M8: 3,700,902 km (0.1 R)
• M9: 4,747,339 km (0.108 R)
• M10: 5,014,670 km (0.119 R)
• M11: 5,612,314 km (0.083 R)
• M12: 7,813,646 km (0.043 R)
• M13: 9,426,611 km (0.08 R)
• M14: 9,850,421 km (0.056 R)
• M15: 10,534,682 km (0.113 R)
• M16: 13,065,130 km (0.096 R)
• M17: 16,041,080 km (0.065 R)
• M18: 16,307,813 km (0.089 R)
• M19: 18,549,687 km (0.111 R)
• M20: 21,148,501 km (0.089 R)
• M21: 22,869,625 km (0.057 R)
• M22: 25,396,931 km (0.075 R)
• M23: 26,774,578 km (0.072 R)
• M24: 29,578,341 km (0.083 R)
• M25: 29,879,033 km (0.033 R)
• M26: 37,023,977 km (0.097 R)
• M27: 39,394,954 km (0.113 R)
• M28: 41,113,833 km (0.104 R)
• M29: 41,991,674 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.4

Radius: 10

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.64 AU - 15.42 AU

Year: 15517 Days

Day: 5.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,333,277 km

• M1: 125,213 km (0.073 R)
• M2: 831,465 km (0.102 R)
• M3: 1,420,731 km (0.08 R)
• M4: 2,061,758 km (0.106 R)
• M5: 4,661,769 km (0.083 R)
• M6: 5,750,093 km (0.101 R)
• M7: 6,236,586 km (0.056 R)
• M8: 6,963,930 km (0.093 R)
• M9: 7,631,287 km (0.114 R)
• M10: 8,463,200 km (0.07 R)
• M11: 9,936,739 km (0.084 R)
• M12: 14,299,013 km (0.091 R)
• M13: 29,579,688 km (0.116 R)
• M14: 30,735,930 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 771.7

Radius: 5.7

Gravity: 23.75 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 14.87 AU - 16.37 AU

Year: 21597 Days

Day: 20.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,333,277 km

• M1: 95,892 km (0.111 R)
• M2: 572,810 km (0.065 R)
• M3: 910,004 km (0.119 R)
• M4: 1,585,588 km (0.054 R)
• M5: 1,764,956 km (0.054 R)
• M6: 3,090,393 km (0.04 R)
• M7: 3,519,739 km (0.076 R)
• M8: 4,220,306 km (0.044 R)
• M9: 4,532,367 km (0.09 R)
• M10: 4,859,537 km (0.034 R)
• M11: 5,767,596 km (0.083 R)
• M12: 7,408,087 km (0.088 R)
• M13: 8,017,847 km (0.096 R)
• M14: 9,221,662 km (0.095 R)
• M15: 11,443,788 km (0.037 R)
• M16: 12,537,050 km (0.111 R)
• M17: 14,228,104 km (0.094 R)
• M18: 15,735,302 km (0.077 R)
• M19: 20,398,567 km (0.076 R)
• M20: 21,289,423 km (0.097 R)
• M21: 22,206,009 km (0.111 R)
• M22: 23,148,475 km (0.103 R)
• M23: 24,667,342 km (0.111 R)
• M24: 25,113,144 km (0.088 R)
• M25: 27,901,798 km (0.085 R)
• M26: 28,752,412 km (0.095 R)
• M27: 29,997,515 km (0.106 R)
• M28: 30,633,306 km (0.106 R)
• M29: 31,931,815 km (0.03 R)
• M30: 37,055,692 km (0.107 R)
• M31: 38,082,980 km (0.09 R)
• M32: 43,667,618 km (0.111 R)
• M33: 44,319,865 km (0.103 R)
• M34: 47,335,908 km (0.111 R)
• M35: 49,069,149 km (0.063 R)
• M36: 51,204,359 km (0.102 R)
• M37: 53,959,503 km (0.073 R)
• M38: 54,334,246 km (0.092 R)
• M39: 66,397,519 km (0.118 R)
• M40: 77,243,365 km (0.108 R)

Kuiper Belt

Range: 31.4 - 48.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 15,928 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit