🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.04 AU - 1.2 AU

Year: 454 Days

Day: 13.4 Hours

Environment

Temp: -0 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.65 AU - 2.07 AU

Year: 971 Days

Day: 21.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,487,968 km

• M1: 99,333 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.5 AU - 3.16 AU

Year: 1823 Days

Day: 19.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,487,968 km

• M1: 515,065 km (0.097 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.5

Radius: 10

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.84 AU - 6.08 AU

Year: 4230 Days

Day: 8.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,487,968 km

• M1: 135,835 km (0.105 R)
• M2: 467,045 km (0.096 R)
• M3: 2,119,951 km (0.06 R)
• M4: 2,722,232 km (0.079 R)
• M5: 3,757,001 km (0.061 R)
• M6: 4,161,663 km (0.101 R)
• M7: 4,550,767 km (0.107 R)
• M8: 5,972,845 km (0.066 R)
• M9: 7,766,822 km (0.09 R)
• M10: 9,230,189 km (0.077 R)
• M11: 10,315,820 km (0.059 R)
• M12: 10,749,205 km (0.03 R)
• M13: 12,739,306 km (0.119 R)
• M14: 15,214,403 km (0.114 R)
• M15: 17,545,736 km (0.085 R)
• M16: 19,206,571 km (0.045 R)
• M17: 20,350,098 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 10.5

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.59 AU - 6.23 AU

Year: 5501 Days

Day: 6.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,487,968 km

• M1: 130,599 km (0.091 R)
• M2: 605,273 km (0.094 R)
• M3: 1,044,193 km (0.105 R)
• M4: 1,474,437 km (0.103 R)
• M5: 2,426,178 km (0.092 R)
• M6: 3,998,003 km (0.096 R)
• M7: 4,460,709 km (0.051 R)
• M8: 7,475,555 km (0.045 R)
• M9: 7,878,123 km (0.077 R)
• M10: 8,489,530 km (0.036 R)
• M11: 9,132,202 km (0.103 R)
• M12: 9,550,178 km (0.118 R)
• M13: 9,893,805 km (0.095 R)
• M14: 12,484,242 km (0.104 R)
• M15: 13,799,207 km (0.038 R)
• M16: 14,128,173 km (0.112 R)
• M17: 14,687,968 km (0.084 R)
• M18: 15,379,259 km (0.101 R)
• M19: 17,776,416 km (0.069 R)
• M20: 18,166,118 km (0.105 R)
• M21: 21,200,561 km (0.086 R)
• M22: 22,761,615 km (0.092 R)
• M23: 24,159,607 km (0.114 R)
• M24: 24,557,837 km (0.096 R)
• M25: 27,040,114 km (0.089 R)
• M26: 29,413,185 km (0.083 R)
• M27: 30,511,234 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 466.6

Radius: 4.6

Gravity: 22.05 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 12.19 AU - 13.49 AU

Year: 17616 Days

Day: 20 Hours

Environment

Temp: -197 °C

Axial Tilt: 107.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,487,968 km

• M1: 57,146 km (0.111 R)
• M2: 201,808 km (0.095 R)
• M3: 409,749 km (0.114 R)
• M4: 659,577 km (0.042 R)
• M5: 1,996,533 km (0.08 R)
• M6: 2,830,093 km (0.096 R)
• M7: 3,195,710 km (0.076 R)
• M8: 3,456,309 km (0.109 R)
• M9: 6,236,735 km (0.072 R)
• M10: 7,556,787 km (0.061 R)
• M11: 8,019,643 km (0.097 R)
• M12: 8,501,049 km (0.079 R)
• M13: 8,799,048 km (0.101 R)
• M14: 9,788,787 km (0.085 R)
• M15: 11,201,290 km (0.036 R)
• M16: 13,667,261 km (0.107 R)
• M17: 14,076,112 km (0.119 R)
• M18: 14,563,502 km (0.076 R)
• M19: 17,328,221 km (0.066 R)
• M20: 19,127,584 km (0.095 R)
• M21: 22,522,408 km (0.102 R)
• M22: 26,718,479 km (0.105 R)
• M23: 30,244,501 km (0.107 R)
• M24: 30,705,861 km (0.06 R)
• M25: 31,055,022 km (0.03 R)
• M26: 31,289,292 km (0.094 R)
• M27: 32,358,019 km (0.053 R)
• M28: 35,966,769 km (0.106 R)
• M29: 38,877,046 km (0.104 R)
• M30: 40,668,480 km (0.095 R)
• M31: 45,461,596 km (0.094 R)
• M32: 46,371,600 km (0.111 R)
• M33: 47,293,871 km (0.086 R)
• M34: 50,779,651 km (0.09 R)
• M35: 51,431,449 km (0.111 R)
• M36: 53,252,204 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.8

Radius: 4.9

Gravity: 33.6 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.14 AU - 13.68 AU

Year: 18802 Days

Day: 15.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,487,968 km

• M1: 61,036 km (0.091 R)
• M2: 234,121 km (0.106 R)
• M3: 659,128 km (0.107 R)
• M4: 986,299 km (0.107 R)
• M5: 1,180,327 km (0.108 R)
• M6: 1,415,196 km (0.118 R)
• M7: 1,577,510 km (0.086 R)
• M8: 2,562,163 km (0.11 R)
• M9: 3,336,332 km (0.12 R)
• M10: 4,356,140 km (0.104 R)
• M11: 4,596,544 km (0.118 R)
• M12: 6,316,321 km (0.072 R)
• M13: 7,415,267 km (0.097 R)
• M14: 8,689,392 km (0.081 R)
• M15: 9,867,027 km (0.058 R)
• M16: 11,467,574 km (0.088 R)
• M17: 14,106,481 km (0.101 R)
• M18: 22,823,100 km (0.081 R)
• M19: 26,151,802 km (0.08 R)
• M20: 31,793,736 km (0.075 R)
• M21: 35,513,039 km (0.086 R)
• M22: 36,908,637 km (0.092 R)
• M23: 46,221,703 km (0.082 R)
• M24: 48,052,332 km (0.105 R)
• M25: 50,975,774 km (0.111 R)
• M26: 54,564,327 km (0.092 R)
• M27: 64,469,352 km (0.092 R)
• M28: 69,088,336 km (0.075 R)
• M29: 72,360,939 km (0.058 R)
• M30: 73,250,747 km (0.108 R)
• M31: 73,922,890 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 140.4

Radius: 6.6

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 13.68 AU - 15.28 AU

Year: 21097 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,487,968 km

• M1: 82,129 km (0.081 R)
• M2: 310,116 km (0.104 R)
• M3: 707,748 km (0.111 R)
• M4: 935,884 km (0.101 R)
• M5: 1,310,178 km (0.109 R)
• M6: 2,229,158 km (0.115 R)
• M7: 3,233,857 km (0.106 R)
• M8: 3,797,542 km (0.039 R)
• M9: 4,089,258 km (0.074 R)
• M10: 4,367,510 km (0.05 R)
• M11: 5,086,926 km (0.113 R)
• M12: 7,845,062 km (0.089 R)
• M13: 9,516,220 km (0.028 R)
• M14: 10,005,854 km (0.107 R)
• M15: 10,307,592 km (0.094 R)
• M16: 11,411,625 km (0.059 R)
• M17: 18,963,176 km (0.03 R)
• M18: 20,053,744 km (0.082 R)
• M19: 23,487,314 km (0.114 R)
• M20: 24,020,481 km (0.036 R)
• M21: 26,139,685 km (0.03 R)
• M22: 34,478,868 km (0.106 R)
• M23: 38,014,315 km (0.079 R)
• M24: 42,829,721 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 11,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit