🌌 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: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.63 AU

Year: 136 Days

Day: 42 Hours

Environment

Temp: 227 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,685,822 km

• M1: 190,438 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.7 AU - 3.42 AU

Year: 1945 Days

Day: 19.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.73 AU - 3.97 AU

Year: 2228 Days

Day: 35.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.1 AU - 4.12 AU

Year: 2493 Days

Day: 39.1 Hours

Environment

Temp: -109 °C

Axial Tilt: 66.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.97 AU - 5.27 AU

Year: 3609 Days

Day: 36.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.3

Radius: 14.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 4.03 AU - 6.53 AU

Year: 4409 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 61,685,822 km

• M1: 191,784 km (0.109 R)
• M2: 286,480 km (0.063 R)
• M3: 386,411 km (0.117 R)
• M4: 573,857 km (0.116 R)
• M5: 1,024,745 km (0.098 R)
• M6: 1,177,784 km (0.119 R)
• M7: 1,554,771 km (0.079 R)
• M8: 2,177,995 km (0.118 R)
• M9: 2,587,744 km (0.117 R)
• M10: 2,977,596 km (0.119 R)
• M11: 3,217,701 km (0.073 R)
• M12: 3,448,829 km (0.118 R)
• M13: 3,813,848 km (0.117 R)
• M14: 3,911,236 km (0.066 R)
• M15: 4,058,740 km (0.114 R)
• M16: 4,393,540 km (0.087 R)
• M17: 4,650,549 km (0.086 R)
• M18: 4,877,489 km (0.09 R)
• M19: 5,054,613 km (0.061 R)
• M20: 5,378,642 km (0.04 R)
• M21: 5,506,698 km (0.071 R)
• M22: 5,728,402 km (0.114 R)
• M23: 6,314,825 km (0.051 R)
• M24: 6,527,703 km (0.081 R)
• M25: 6,644,689 km (0.089 R)
• M26: 7,586,258 km (0.07 R)
• M27: 7,791,955 km (0.044 R)
• M28: 8,441,658 km (0.047 R)
• M29: 8,805,480 km (0.087 R)
• M30: 8,935,032 km (0.058 R)
• M31: 9,174,389 km (0.079 R)
• M32: 9,481,962 km (0.05 R)
• M33: 9,592,814 km (0.038 R)
• M34: 9,793,125 km (0.061 R)
• M35: 9,905,025 km (0.11 R)
• M36: 10,017,373 km (0.049 R)
• M37: 10,311,632 km (0.053 R)
• M38: 10,516,880 km (0.088 R)
• M39: 10,700,586 km (0.106 R)
• M40: 10,885,339 km (0.082 R)
• M41: 11,304,961 km (0.077 R)
• M42: 11,563,915 km (0.08 R)
• M43: 11,682,397 km (0.109 R)
• M44: 12,112,042 km (0.078 R)
• M45: 12,766,233 km (0.116 R)
• M46: 12,962,207 km (0.045 R)
• M47: 13,431,944 km (0.03 R)
• M48: 13,656,341 km (0.086 R)
• M49: 14,134,306 km (0.059 R)
• M50: 14,439,037 km (0.046 R)
• M51: 14,566,644 km (0.088 R)
• M52: 15,106,692 km (0.117 R)
• M53: 15,340,214 km (0.072 R)
• M54: 15,810,849 km (0.059 R)
• M55: 16,312,601 km (0.069 R)
• M56: 16,659,069 km (0.115 R)
• M57: 17,034,859 km (0.054 R)
• M58: 17,142,869 km (0.085 R)
• M59: 17,277,956 km (0.099 R)
• M60: 17,440,718 km (0.076 R)
• M61: 17,877,095 km (0.094 R)
• M62: 18,344,738 km (0.05 R)
• M63: 18,677,145 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.3

Radius: 12.2

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.65 AU - 12.85 AU

Year: 13714 Days

Day: 6.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 61,685,822 km

• M1: 439,967 km (0.118 R)
• M2: 572,062 km (0.109 R)
• M3: 860,487 km (0.069 R)
• M4: 1,033,572 km (0.1 R)
• M5: 1,440,927 km (0.074 R)
• M6: 1,623,137 km (0.082 R)
• M7: 3,514,204 km (0.117 R)
• M8: 3,762,386 km (0.118 R)
• M9: 3,943,101 km (0.115 R)
• M10: 4,089,856 km (0.054 R)
• M11: 4,695,129 km (0.11 R)
• M12: 4,811,816 km (0.053 R)
• M13: 4,929,399 km (0.046 R)
• M14: 5,655,548 km (0.031 R)
• M15: 5,989,001 km (0.063 R)
• M16: 6,073,374 km (0.077 R)
• M17: 6,371,972 km (0.102 R)
• M18: 6,806,853 km (0.061 R)
• M19: 7,206,578 km (0.085 R)
• M20: 8,262,590 km (0.028 R)
• M21: 8,688,944 km (0.093 R)
• M22: 8,784,686 km (0.063 R)
• M23: 8,880,878 km (0.07 R)
• M24: 9,612,710 km (0.075 R)
• M25: 10,111,470 km (0.083 R)
• M26: 11,030,599 km (0.088 R)
• M27: 11,186,330 km (0.111 R)
• M28: 11,710,821 km (0.118 R)
• M29: 12,082,870 km (0.111 R)
• M30: 13,277,260 km (0.118 R)
• M31: 13,888,517 km (0.066 R)
• M32: 14,056,964 km (0.1 R)
• M33: 15,081,111 km (0.05 R)
• M34: 15,427,729 km (0.12 R)
• M35: 16,306,168 km (0.112 R)
• M36: 16,543,131 km (0.049 R)
• M37: 16,960,659 km (0.079 R)
• M38: 18,233,886 km (0.082 R)
• M39: 18,913,060 km (0.115 R)
• M40: 19,099,759 km (0.074 R)
• M41: 19,726,424 km (0.109 R)
• M42: 19,915,665 km (0.074 R)
• M43: 20,871,446 km (0.107 R)
• M44: 21,581,737 km (0.091 R)
• M45: 22,893,561 km (0.09 R)
• M46: 23,026,254 km (0.065 R)
• M47: 24,433,970 km (0.091 R)
• M48: 26,076,854 km (0.081 R)
• M49: 27,121,645 km (0.094 R)
• M50: 27,261,968 km (0.119 R)
• M51: 27,543,362 km (0.049 R)
• M52: 28,038,231 km (0.07 R)
• M53: 29,108,454 km (0.034 R)
• M54: 30,556,113 km (0.047 R)
• M55: 30,848,427 km (0.117 R)
• M56: 31,657,153 km (0.112 R)
• M57: 31,953,058 km (0.101 R)
• M58: 34,961,471 km (0.084 R)
• M59: 35,267,249 km (0.054 R)
• M60: 36,654,321 km (0.108 R)
• M61: 36,887,095 km (0.091 R)
• M62: 37,667,098 km (0.054 R)
• M63: 38,689,151 km (0.088 R)
• M64: 38,768,139 km (0.118 R)
• M65: 39,799,915 km (0.057 R)
• M66: 43,031,229 km (0.113 R)
• M67: 43,852,073 km (0.104 R)
• M68: 44,181,936 km (0.105 R)
• M69: 44,512,547 km (0.1 R)
• M70: 46,010,620 km (0.065 R)
• M71: 47,525,149 km (0.074 R)
• M72: 48,118,604 km (0.083 R)
• M73: 48,714,452 km (0.117 R)
• M74: 48,799,723 km (0.116 R)
• M75: 49,398,414 km (0.096 R)
• M76: 49,484,133 km (0.092 R)
• M77: 49,741,591 km (0.095 R)
• M78: 49,999,498 km (0.115 R)
• M79: 51,035,613 km (0.055 R)
• M80: 51,295,614 km (0.098 R)
• M81: 52,865,644 km (0.101 R)
• M82: 53,128,936 km (0.096 R)
• M83: 55,695,586 km (0.085 R)
• M84: 55,963,367 km (0.103 R)
• M85: 56,949,067 km (0.097 R)
• M86: 59,028,627 km (0.107 R)
• M87: 59,575,108 km (0.076 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 10,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit