🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.86 AU - 0.86 AU

Year: 296 Days

Day: 35.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.14 AU - 1.32 AU

Year: 506 Days

Day: 15.5 Hours

Environment

Temp: -16 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.17 AU - 1.57 AU

Year: 595 Days

Day: 17.5 Hours

Environment

Temp: -38 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.54 AU - 1.78 AU

Year: 793 Days

Day: 18.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.42 AU - 2.14 AU

Year: 881 Days

Day: 30.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.28 AU - 8.44 AU

Year: 6663 Days

Day: 10.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 39,892,333 km

• M1: 106,813 km (0.107 R)
• M2: 158,574 km (0.114 R)
• M3: 315,801 km (0.082 R)
• M4: 518,057 km (0.046 R)
• M5: 711,338 km (0.097 R)
• M6: 785,239 km (0.108 R)
• M7: 861,833 km (0.04 R)
• M8: 995,424 km (0.115 R)
• M9: 1,452,595 km (0.057 R)
• M10: 1,612,964 km (0.113 R)
• M11: 2,348,387 km (0.111 R)
• M12: 2,480,034 km (0.119 R)
• M13: 2,575,627 km (0.107 R)
• M14: 2,790,299 km (0.039 R)
• M15: 3,031,152 km (0.092 R)
• M16: 3,320,774 km (0.115 R)
• M17: 3,447,633 km (0.112 R)
• M18: 3,728,129 km (0.037 R)
• M19: 3,948,785 km (0.088 R)
• M20: 5,287,088 km (0.065 R)
• M21: 5,435,639 km (0.116 R)
• M22: 5,535,271 km (0.1 R)
• M23: 5,660,783 km (0.068 R)
• M24: 5,736,630 km (0.05 R)
• M25: 6,302,708 km (0.107 R)
• M26: 6,355,067 km (0.078 R)
• M27: 6,407,576 km (0.088 R)
• M28: 6,698,843 km (0.101 R)
• M29: 6,994,448 km (0.084 R)
• M30: 7,349,444 km (0.12 R)
• M31: 8,048,515 km (0.034 R)
• M32: 8,276,652 km (0.086 R)
• M33: 8,334,097 km (0.061 R)
• M34: 8,391,543 km (0.034 R)
• M35: 8,652,142 km (0.085 R)
• M36: 8,885,814 km (0.104 R)
• M37: 9,092,110 km (0.107 R)
• M38: 9,180,971 km (0.05 R)
• M39: 10,239,376 km (0.115 R)
• M40: 10,735,891 km (0.08 R)
• M41: 10,987,216 km (0.032 R)
• M42: 11,495,400 km (0.09 R)
• M43: 11,623,755 km (0.119 R)
• M44: 12,733,322 km (0.108 R)
• M45: 12,799,594 km (0.107 R)
• M46: 12,866,015 km (0.105 R)
• M47: 13,876,250 km (0.119 R)
• M48: 14,047,090 km (0.119 R)
• M49: 14,115,756 km (0.079 R)
• M50: 14,184,272 km (0.097 R)
• M51: 14,494,687 km (0.099 R)
• M52: 14,946,772 km (0.112 R)
• M53: 15,121,951 km (0.07 R)
• M54: 15,793,795 km (0.12 R)
• M55: 16,151,334 km (0.115 R)
• M56: 16,331,001 km (0.093 R)
• M57: 16,874,191 km (0.063 R)
• M58: 17,866,922 km (0.056 R)
• M59: 18,090,123 km (0.073 R)
• M60: 18,276,821 km (0.091 R)
• M61: 18,426,718 km (0.063 R)
• M62: 18,576,914 km (0.073 R)
• M63: 19,678,104 km (0.032 R)
• M64: 20,800,387 km (0.116 R)
• M65: 20,956,867 km (0.116 R)
• M66: 21,192,184 km (0.049 R)
• M67: 21,943,464 km (0.072 R)
• M68: 22,302,200 km (0.114 R)
• M69: 22,382,235 km (0.083 R)
• M70: 22,703,272 km (0.1 R)
• M71: 23,797,880 km (0.112 R)
• M72: 24,002,380 km (0.103 R)
• M73: 24,578,481 km (0.087 R)
• M74: 25,034,156 km (0.056 R)
• M75: 25,492,674 km (0.041 R)
• M76: 26,333,414 km (0.077 R)
• M77: 26,672,403 km (0.106 R)
• M78: 26,757,225 km (0.094 R)
• M79: 26,842,346 km (0.076 R)
• M80: 27,955,952 km (0.066 R)
• M81: 28,301,524 km (0.092 R)
• M82: 29,303,381 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.9

Radius: 3.5

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 13.1 AU - 16.92 AU

Year: 21566 Days

Day: 18.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 39,892,333 km

• M1: 293,361 km (0.093 R)
• M2: 979,268 km (0.054 R)
• M3: 1,013,675 km (0.083 R)
• M4: 1,101,489 km (0.074 R)
• M5: 1,303,596 km (0.105 R)
• M6: 1,341,594 km (0.092 R)
• M7: 1,577,360 km (0.114 R)
• M8: 1,847,085 km (0.071 R)
• M9: 1,976,337 km (0.106 R)
• M10: 2,086,292 km (0.081 R)
• M11: 2,266,557 km (0.112 R)
• M12: 2,498,883 km (0.114 R)
• M13: 2,738,688 km (0.109 R)
• M14: 2,960,841 km (0.031 R)
• M15: 2,985,824 km (0.118 R)
• M16: 3,036,089 km (0.113 R)
• M17: 3,742,191 km (0.093 R)
• M18: 4,127,555 km (0.107 R)
• M19: 4,353,298 km (0.064 R)
• M20: 4,496,463 km (0.115 R)
• M21: 4,583,080 km (0.08 R)
• M22: 5,265,695 km (0.081 R)
• M23: 5,696,388 km (0.068 R)
• M24: 5,884,432 km (0.103 R)
• M25: 6,298,968 km (0.092 R)
• M26: 6,526,058 km (0.071 R)
• M27: 6,921,445 km (0.111 R)
• M28: 7,055,036 km (0.058 R)
• M29: 7,189,374 km (0.062 R)
• M30: 7,426,637 km (0.063 R)
• M31: 7,597,627 km (0.108 R)
• M32: 7,908,791 km (0.082 R)
• M33: 8,259,448 km (0.117 R)
• M34: 8,294,753 km (0.042 R)
• M35: 8,758,656 km (0.107 R)
• M36: 9,748,844 km (0.097 R)
• M37: 10,124,634 km (0.086 R)
• M38: 10,238,179 km (0.11 R)
• M39: 10,314,175 km (0.087 R)
• M40: 10,504,912 km (0.096 R)
• M41: 10,696,846 km (0.064 R)
• M42: 10,735,442 km (0.104 R)
• M43: 11,162,245 km (0.025 R)
• M44: 11,201,440 km (0.077 R)
• M45: 12,313,999 km (0.1 R)
• M46: 12,475,864 km (0.076 R)
• M47: 12,638,327 km (0.109 R)
• M48: 13,753,579 km (0.115 R)
• M49: 13,879,391 km (0.119 R)
• M50: 13,963,465 km (0.087 R)
• M51: 14,005,652 km (0.101 R)
• M52: 14,301,556 km (0.075 R)
• M53: 14,429,163 km (0.075 R)
• M54: 15,288,603 km (0.078 R)
• M55: 15,988,123 km (0.097 R)
• M56: 16,164,648 km (0.108 R)
• M57: 16,386,203 km (0.112 R)
• M58: 16,877,183 km (0.103 R)
• M59: 17,690,846 km (0.089 R)
• M60: 17,827,728 km (0.115 R)
• M61: 18,102,539 km (0.09 R)
• M62: 18,378,697 km (0.077 R)
• M63: 19,309,345 km (0.096 R)
• M64: 19,874,975 km (0.119 R)
• M65: 19,922,397 km (0.062 R)
• M66: 20,398,268 km (0.107 R)
• M67: 21,750,782 km (0.111 R)
• M68: 22,142,430 km (0.088 R)
• M69: 22,635,355 km (0.084 R)
• M70: 22,932,755 km (0.053 R)
• M71: 23,331,434 km (0.099 R)
• M72: 24,186,236 km (0.049 R)
• M73: 25,204,698 km (0.089 R)
• M74: 25,410,096 km (0.061 R)
• M75: 27,073,175 km (0.088 R)
• M76: 27,811,890 km (0.119 R)
• M77: 28,450,224 km (0.103 R)
• M78: 28,878,373 km (0.109 R)
• M79: 29,849,712 km (0.099 R)
• M80: 30,886,575 km (0.117 R)
• M81: 32,157,409 km (0.057 R)
• M82: 32,659,310 km (0.042 R)
• M83: 32,995,306 km (0.068 R)
• M84: 33,783,837 km (0.074 R)
• M85: 33,840,534 km (0.114 R)
• M86: 34,180,570 km (0.093 R)
• M87: 35,035,522 km (0.065 R)
• M88: 36,013,144 km (0.098 R)
• M89: 36,244,423 km (0.108 R)
• M90: 36,360,361 km (0.104 R)
• M91: 38,171,542 km (0.119 R)
• M92: 39,296,069 km (0.088 R)
• M93: 39,534,229 km (0.096 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 19,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit