🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.39 AU - 0.65 AU

Year: 133 Days

Day: 46 Hours

Environment

Temp: 268 °C

Axial Tilt: 116.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.64 AU - 0.78 AU

Year: 212 Days

Day: 29.2 Hours

Environment

Temp: 197 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.74 AU - 0.78 AU

Year: 235 Days

Day: 17 Hours

Environment

Temp: 115 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.04 AU - 3.6 AU

Year: 2146 Days

Day: 46.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.79 AU - 6.09 AU

Year: 3895 Days

Day: 37.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.3

Radius: 14.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 6.35 AU - 7.11 AU

Year: 6194 Days

Day: 14.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 66,581,510 km

• M1: 186,997 km (0.056 R)
• M2: 358,137 km (0.079 R)
• M3: 638,035 km (0.054 R)
• M4: 763,697 km (0.095 R)
• M5: 946,506 km (0.037 R)
• M6: 1,223,561 km (0.115 R)
• M7: 1,513,332 km (0.119 R)
• M8: 1,615,059 km (0.112 R)
• M9: 1,841,400 km (0.1 R)
• M10: 2,030,193 km (0.059 R)
• M11: 2,275,683 km (0.108 R)
• M12: 2,393,566 km (0.099 R)
• M13: 2,671,220 km (0.119 R)
• M14: 2,941,244 km (0.102 R)
• M15: 3,051,797 km (0.065 R)
• M16: 3,334,537 km (0.076 R)
• M17: 3,744,883 km (0.069 R)
• M18: 4,109,753 km (0.045 R)
• M19: 4,213,125 km (0.082 R)
• M20: 4,743,599 km (0.046 R)
• M21: 5,227,997 km (0.07 R)
• M22: 5,774,777 km (0.094 R)
• M23: 6,244,514 km (0.062 R)
• M24: 6,436,000 km (0.039 R)
• M25: 7,121,307 km (0.092 R)
• M26: 7,246,222 km (0.104 R)
• M27: 7,371,884 km (0.078 R)
• M28: 8,036,697 km (0.107 R)
• M29: 8,854,698 km (0.093 R)
• M30: 9,151,500 km (0.103 R)
• M31: 9,478,820 km (0.068 R)
• M32: 9,671,652 km (0.088 R)
• M33: 10,061,205 km (0.067 R)
• M34: 10,201,528 km (0.114 R)
• M35: 10,399,296 km (0.028 R)
• M36: 11,319,024 km (0.113 R)
• M37: 11,465,031 km (0.115 R)
• M38: 11,907,093 km (0.054 R)
• M39: 12,686,498 km (0.088 R)
• M40: 12,838,340 km (0.12 R)
• M41: 13,235,821 km (0.095 R)
• M42: 13,761,807 km (0.115 R)
• M43: 14,389,520 km (0.115 R)
• M44: 14,898,302 km (0.101 R)
• M45: 15,348,442 km (0.075 R)
• M46: 16,032,105 km (0.077 R)
• M47: 16,196,363 km (0.066 R)
• M48: 17,462,859 km (0.109 R)
• M49: 17,733,481 km (0.1 R)
• M50: 17,903,424 km (0.089 R)
• M51: 18,073,966 km (0.036 R)
• M52: 18,176,440 km (0.075 R)
• M53: 18,622,990 km (0.033 R)
• M54: 19,142,693 km (0.042 R)
• M55: 19,456,849 km (0.107 R)
• M56: 20,516,450 km (0.083 R)
• M57: 21,413,589 km (0.045 R)
• M58: 21,594,602 km (0.03 R)
• M59: 21,703,509 km (0.102 R)
• M60: 21,885,271 km (0.092 R)
• M61: 22,031,129 km (0.061 R)
• M62: 22,140,634 km (0.071 R)
• M63: 22,250,439 km (0.086 R)
• M64: 22,875,758 km (0.059 R)
• M65: 23,209,212 km (0.095 R)
• M66: 23,507,061 km (0.042 R)
• M67: 23,618,961 km (0.054 R)
• M68: 23,918,456 km (0.083 R)
• M69: 24,521,335 km (0.105 R)
• M70: 24,900,566 km (0.104 R)
• M71: 25,665,011 km (0.118 R)
• M72: 25,818,797 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178.3

Radius: 7.1

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 17.61 AU - 22.69 AU

Year: 32089 Days

Day: 21.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 66,581,510 km

• M1: 105,167 km (0.049 R)
• M2: 320,289 km (0.083 R)
• M3: 367,113 km (0.101 R)
• M4: 486,941 km (0.082 R)
• M5: 1,164,919 km (0.08 R)
• M6: 1,215,782 km (0.031 R)
• M7: 1,592,918 km (0.095 R)
• M8: 1,678,339 km (0.069 R)
• M9: 1,913,656 km (0.084 R)
• M10: 2,128,179 km (0.055 R)
• M11: 2,547,353 km (0.12 R)
• M12: 2,956,652 km (0.099 R)
• M13: 3,460,049 km (0.112 R)
• M14: 3,608,749 km (0.08 R)
• M15: 3,951,179 km (0.106 R)
• M16: 4,028,671 km (0.082 R)
• M17: 4,997,915 km (0.05 R)
• M18: 5,124,026 km (0.091 R)
• M19: 5,208,549 km (0.12 R)
• M20: 6,260,072 km (0.082 R)
• M21: 6,350,579 km (0.11 R)
• M22: 6,532,939 km (0.107 R)
• M23: 6,717,094 km (0.077 R)
• M24: 7,614,980 km (0.107 R)
• M25: 7,711,621 km (0.055 R)
• M26: 10,205,118 km (0.05 R)
• M27: 11,014,293 km (0.063 R)
• M28: 11,123,649 km (0.117 R)
• M29: 11,288,506 km (0.115 R)
• M30: 11,565,112 km (0.048 R)
• M31: 11,843,813 km (0.096 R)
• M32: 12,464,943 km (0.104 R)
• M33: 12,808,270 km (0.093 R)
• M34: 13,096,695 km (0.084 R)
• M35: 13,445,557 km (0.118 R)
• M36: 14,152,707 km (0.106 R)
• M37: 14,932,261 km (0.094 R)
• M38: 15,357,717 km (0.113 R)
• M39: 15,972,565 km (0.078 R)
• M40: 17,672,445 km (0.091 R)
• M41: 18,641,540 km (0.045 R)
• M42: 19,297,078 km (0.108 R)
• M43: 20,428,786 km (0.116 R)
• M44: 21,036,602 km (0.112 R)
• M45: 22,825,643 km (0.058 R)
• M46: 22,895,505 km (0.098 R)
• M47: 24,092,587 km (0.072 R)
• M48: 24,234,855 km (0.095 R)
• M49: 24,377,272 km (0.114 R)
• M50: 25,671,892 km (0.101 R)
• M51: 26,035,415 km (0.101 R)
• M52: 26,400,733 km (0.088 R)
• M53: 27,432,510 km (0.066 R)
• M54: 29,156,027 km (0.06 R)
• M55: 31,456,243 km (0.099 R)
• M56: 33,734,619 km (0.115 R)
• M57: 34,773,127 km (0.079 R)
• M58: 34,853,462 km (0.119 R)
• M59: 35,417,445 km (0.03 R)
• M60: 36,472,858 km (0.101 R)
• M61: 37,785,879 km (0.107 R)
• M62: 38,614,352 km (0.04 R)
• M63: 42,330,213 km (0.073 R)
• M64: 42,673,690 km (0.105 R)
• M65: 43,969,806 km (0.08 R)
• M66: 44,056,573 km (0.105 R)
• M67: 44,143,489 km (0.098 R)
• M68: 44,578,969 km (0.088 R)
• M69: 45,629,894 km (0.077 R)
• M70: 47,399,637 km (0.114 R)
• M71: 47,756,278 km (0.032 R)
• M72: 48,203,276 km (0.076 R)
• M73: 48,472,104 km (0.079 R)
• M74: 48,561,862 km (0.084 R)
• M75: 48,831,438 km (0.094 R)
• M76: 50,368,257 km (0.089 R)
• M77: 50,732,079 km (0.086 R)
• M78: 51,462,565 km (0.098 R)
• M79: 52,104,490 km (0.064 R)
• M80: 54,232,519 km (0.091 R)
• M81: 54,418,918 km (0.11 R)
• M82: 55,072,960 km (0.12 R)
• M83: 55,166,608 km (0.078 R)
• M84: 55,729,545 km (0.07 R)
• M85: 56,388,673 km (0.119 R)
• M86: 57,240,035 km (0.098 R)
• M87: 59,723,360 km (0.109 R)
• M88: 60,494,537 km (0.113 R)
• M89: 61,074,976 km (0.066 R)
• M90: 61,754,599 km (0.116 R)
• M91: 63,513,721 km (0.083 R)
• M92: 65,984,030 km (0.09 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 15,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit