🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.69 AU - 0.77 AU

Year: 283 Days

Day: 21.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 68.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,191,135 km

• M1: 247,435 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.81 AU - 0.89 AU

Year: 355 Days

Day: 15 Hours

Environment

Temp: -60 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.14 AU - 1.68 AU

Year: 759 Days

Day: 36.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,191,135 km

• M1: 81,830 km (0.027 R)
• M2: 583,282 km (0.096 R)

Asteroid Belt

Center: 2.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913

Radius: 8

Gravity: 14.27 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.44 AU - 3.16 AU

Year: 2123 Days

Day: 8.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 20,191,135 km

• M1: 112,797 km (0.085 R)
• M2: 173,234 km (0.117 R)
• M3: 283,638 km (0.031 R)
• M4: 360,232 km (0.091 R)
• M5: 452,683 km (0.092 R)
• M6: 514,018 km (0.053 R)
• M7: 620,532 km (0.114 R)
• M8: 827,575 km (0.045 R)
• M9: 904,918 km (0.111 R)
• M10: 994,975 km (0.067 R)
• M11: 1,350,869 km (0.097 R)
• M12: 1,408,165 km (0.052 R)
• M13: 1,478,027 km (0.034 R)
• M14: 1,633,609 km (0.116 R)
• M15: 1,934,899 km (0.116 R)
• M16: 2,132,218 km (0.077 R)
• M17: 2,199,388 km (0.115 R)
• M18: 2,294,682 km (0.096 R)
• M19: 2,405,384 km (0.025 R)
• M20: 2,489,608 km (0.091 R)
• M21: 2,589,090 km (0.087 R)
• M22: 2,675,408 km (0.076 R)
• M23: 2,985,226 km (0.112 R)
• M24: 3,090,991 km (0.057 R)
• M25: 3,735,908 km (0.078 R)
• M26: 3,817,438 km (0.119 R)
• M27: 4,216,715 km (0.078 R)
• M28: 4,335,795 km (0.067 R)
• M29: 4,490,330 km (0.111 R)
• M30: 5,236,075 km (0.117 R)
• M31: 5,290,828 km (0.089 R)
• M32: 5,567,434 km (0.115 R)
• M33: 5,641,934 km (0.095 R)
• M34: 6,134,709 km (0.086 R)
• M35: 6,327,990 km (0.111 R)
• M36: 6,503,618 km (0.062 R)
• M37: 6,601,904 km (0.113 R)
• M38: 6,740,282 km (0.084 R)
• M39: 6,799,971 km (0.051 R)
• M40: 6,959,742 km (0.1 R)
• M41: 7,060,272 km (0.081 R)
• M42: 7,120,859 km (0.06 R)
• M43: 7,673,623 km (0.072 R)
• M44: 7,777,593 km (0.046 R)
• M45: 8,219,057 km (0.087 R)
• M46: 8,282,785 km (0.102 R)
• M47: 8,539,346 km (0.096 R)
• M48: 8,711,982 km (0.076 R)
• M49: 8,907,506 km (0.032 R)
• M50: 9,016,712 km (0.104 R)
• M51: 9,280,603 km (0.04 R)
• M52: 9,591,916 km (0.056 R)
• M53: 9,681,376 km (0.082 R)
• M54: 9,906,521 km (0.069 R)
• M55: 10,042,355 km (0.09 R)
• M56: 10,615,315 km (0.077 R)
• M57: 10,940,691 km (0.049 R)
• M58: 11,151,773 km (0.036 R)
• M59: 11,293,143 km (0.118 R)
• M60: 12,129,695 km (0.063 R)
• M61: 12,421,111 km (0.096 R)
• M62: 12,543,333 km (0.114 R)
• M63: 13,786,341 km (0.054 R)
• M64: 14,014,179 km (0.096 R)
• M65: 14,115,905 km (0.114 R)
• M66: 14,550,786 km (0.071 R)
• M67: 15,934,866 km (0.043 R)
• M68: 16,387,699 km (0.083 R)
• M69: 16,468,033 km (0.06 R)
• M70: 16,871,648 km (0.084 R)
• M71: 17,142,719 km (0.068 R)
• M72: 17,305,930 km (0.105 R)
• M73: 17,551,720 km (0.111 R)
• M74: 17,633,999 km (0.075 R)
• M75: 17,771,329 km (0.09 R)
• M76: 18,102,240 km (0.081 R)
• M77: 18,157,741 km (0.102 R)
• M78: 18,351,919 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.7

Radius: 12.1

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.74 AU - 4.06 AU

Year: 2840 Days

Day: 6.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 20,191,135 km

• M1: 167,550 km (0.079 R)
• M2: 335,398 km (0.062 R)
• M3: 521,648 km (0.104 R)
• M4: 612,454 km (0.093 R)
• M5: 861,833 km (0.109 R)
• M6: 1,046,736 km (0.104 R)
• M7: 1,211,593 km (0.08 R)
• M8: 1,291,478 km (0.103 R)
• M9: 1,916,199 km (0.095 R)
• M10: 2,404,487 km (0.054 R)
• M11: 2,551,092 km (0.079 R)
• M12: 2,700,840 km (0.086 R)
• M13: 2,776,686 km (0.057 R)
• M14: 2,868,838 km (0.036 R)
• M15: 3,009,161 km (0.098 R)
• M16: 3,167,585 km (0.094 R)
• M17: 3,377,920 km (0.076 R)
• M18: 3,626,252 km (0.078 R)
• M19: 3,829,406 km (0.093 R)
• M20: 4,176,324 km (0.108 R)
• M21: 4,317,993 km (0.064 R)
• M22: 4,551,665 km (0.074 R)
• M23: 4,845,026 km (0.078 R)
• M24: 5,031,425 km (0.052 R)
• M25: 5,144,521 km (0.03 R)
• M26: 5,296,662 km (0.12 R)
• M27: 5,392,405 km (0.062 R)
• M28: 5,469,597 km (0.114 R)
• M29: 5,585,835 km (0.105 R)
• M30: 5,939,933 km (0.087 R)
• M31: 6,119,600 km (0.076 R)
• M32: 6,321,557 km (0.096 R)
• M33: 6,484,619 km (0.052 R)
• M34: 7,471,067 km (0.058 R)
• M35: 7,708,629 km (0.087 R)
• M36: 7,795,695 km (0.098 R)
• M37: 8,324,822 km (0.059 R)
• M38: 8,548,770 km (0.102 R)
• M39: 8,752,074 km (0.103 R)
• M40: 9,117,392 km (0.113 R)
• M41: 9,721,767 km (0.045 R)
• M42: 9,910,410 km (0.046 R)
• M43: 10,243,415 km (0.081 R)
• M44: 10,652,715 km (0.111 R)
• M45: 10,774,188 km (0.115 R)
• M46: 11,363,305 km (0.047 R)
• M47: 11,711,868 km (0.071 R)
• M48: 11,837,231 km (0.04 R)
• M49: 11,912,628 km (0.039 R)
• M50: 12,727,188 km (0.115 R)
• M51: 12,856,142 km (0.058 R)
• M52: 12,959,514 km (0.114 R)
• M53: 13,323,785 km (0.084 R)
• M54: 13,903,028 km (0.1 R)
• M55: 14,222,419 km (0.092 R)
• M56: 14,463,571 km (0.06 R)
• M57: 14,760,074 km (0.072 R)
• M58: 15,195,105 km (0.114 R)
• M59: 15,524,220 km (0.109 R)
• M60: 15,827,904 km (0.108 R)
• M61: 17,005,538 km (0.118 R)
• M62: 17,119,083 km (0.066 R)
• M63: 17,404,216 km (0.106 R)
• M64: 17,518,808 km (0.09 R)
• M65: 17,806,186 km (0.089 R)
• M66: 18,443,921 km (0.067 R)
• M67: 18,589,929 km (0.052 R)
• M68: 19,177,849 km (0.062 R)
• M69: 19,296,031 km (0.055 R)
• M70: 19,414,662 km (0.078 R)
• M71: 19,682,293 km (0.104 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 11,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit