🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.9 AU - 1.04 AU

Year: 356 Days

Day: 23.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.44 AU - 1.86 AU

Year: 790 Days

Day: 26.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.94 AU - 2.16 AU

Year: 1094 Days

Day: 27.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.56 AU - 3.02 AU

Year: 1737 Days

Day: 25.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 49.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,102,733 km

• M1: 50,265 km (0.094 R)
• M2: 1,303,745 km (0.093 R)

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.22 AU - 5.3 AU

Year: 3278 Days

Day: 30.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 94,102,733 km

• M1: 1,102,237 km (0.073 R)
• M2: 1,981,723 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.2

Radius: 14.4

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.15 AU - 4.89 AU

Year: 3582 Days

Day: 6.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 145 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 94,102,733 km

• M1: 179,069 km (0.078 R)
• M2: 754,422 km (0.088 R)
• M3: 1,350,121 km (0.097 R)
• M4: 2,080,458 km (0.065 R)
• M5: 2,859,115 km (0.12 R)
• M6: 3,744,136 km (0.12 R)
• M7: 4,453,828 km (0.11 R)
• M8: 4,975,775 km (0.081 R)
• M9: 6,287,299 km (0.079 R)
• M10: 7,071,342 km (0.11 R)
• M11: 7,751,414 km (0.119 R)
• M12: 9,702,469 km (0.09 R)
• M13: 12,977,615 km (0.074 R)
• M14: 14,760,971 km (0.118 R)
• M15: 16,985,492 km (0.11 R)
• M16: 20,631,940 km (0.07 R)
• M17: 22,845,540 km (0.081 R)
• M18: 23,688,374 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.6

Radius: 13.2

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.03 AU - 9.07 AU

Year: 9320 Days

Day: 9.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 94,102,733 km

• M1: 165,904 km (0.091 R)
• M2: 631,752 km (0.118 R)
• M3: 1,327,681 km (0.071 R)
• M4: 2,039,169 km (0.11 R)
• M5: 2,541,668 km (0.072 R)
• M6: 3,104,305 km (0.07 R)
• M7: 3,983,642 km (0.078 R)
• M8: 4,540,445 km (0.096 R)
• M9: 5,473,188 km (0.107 R)
• M10: 6,833,481 km (0.088 R)
• M11: 7,469,571 km (0.025 R)
• M12: 9,617,498 km (0.091 R)
• M13: 10,886,536 km (0.068 R)
• M14: 12,611,699 km (0.091 R)
• M15: 13,508,987 km (0.088 R)
• M16: 15,431,020 km (0.071 R)
• M17: 20,210,074 km (0.098 R)
• M18: 37,191,975 km (0.068 R)
• M19: 39,662,435 km (0.114 R)
• M20: 41,325,664 km (0.097 R)
• M21: 45,617,627 km (0.028 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702.2

Radius: 13.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.02 AU - 12.3 AU

Year: 12072 Days

Day: 10.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,102,733 km

• M1: 173,384 km (0.12 R)
• M2: 723,306 km (0.12 R)
• M3: 1,284,298 km (0.092 R)
• M4: 1,784,403 km (0.119 R)
• M5: 2,319,814 km (0.118 R)
• M6: 3,338,875 km (0.116 R)
• M7: 3,882,813 km (0.11 R)
• M8: 5,420,679 km (0.107 R)
• M9: 6,366,137 km (0.109 R)
• M10: 7,166,037 km (0.109 R)
• M11: 8,077,088 km (0.091 R)
• M12: 9,113,053 km (0.119 R)
• M13: 10,024,853 km (0.114 R)
• M14: 10,557,421 km (0.051 R)
• M15: 12,693,828 km (0.114 R)
• M16: 14,762,318 km (0.066 R)
• M17: 15,312,838 km (0.052 R)
• M18: 16,309,160 km (0.076 R)
• M19: 17,272,720 km (0.055 R)
• M20: 18,510,193 km (0.052 R)
• M21: 20,055,539 km (0.076 R)
• M22: 23,494,944 km (0.085 R)
• M23: 25,599,337 km (0.089 R)
• M24: 27,206,916 km (0.085 R)
• M25: 28,456,058 km (0.072 R)
• M26: 30,290,577 km (0.102 R)
• M27: 31,405,979 km (0.056 R)
• M28: 35,895,261 km (0.106 R)
• M29: 38,421,820 km (0.038 R)
• M30: 42,846,625 km (0.061 R)
• M31: 45,978,307 km (0.107 R)
• M32: 51,899,690 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 958.3

Radius: 4.9

Gravity: 39.91 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 13.87 AU - 17.59 AU

Year: 23257 Days

Day: 22.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 164.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,102,733 km

• M1: 63,729 km (0.068 R)
• M2: 618,587 km (0.1 R)
• M3: 801,994 km (0.05 R)
• M4: 4,197,567 km (0.111 R)
• M5: 7,590,147 km (0.115 R)
• M6: 8,236,709 km (0.075 R)
• M7: 8,919,324 km (0.12 R)
• M8: 9,824,691 km (0.117 R)
• M9: 11,398,011 km (0.112 R)
• M10: 11,886,897 km (0.063 R)
• M11: 12,535,703 km (0.117 R)
• M12: 13,437,180 km (0.093 R)
• M13: 14,705,171 km (0.092 R)
• M14: 15,707,178 km (0.11 R)
• M15: 16,050,954 km (0.082 R)
• M16: 21,935,835 km (0.111 R)
• M17: 28,092,685 km (0.047 R)
• M18: 30,420,278 km (0.113 R)
• M19: 36,644,746 km (0.057 R)
• M20: 41,669,739 km (0.118 R)
• M21: 45,552,402 km (0.068 R)
• M22: 48,210,307 km (0.091 R)
• M23: 63,277,805 km (0.111 R)
• M24: 64,366,578 km (0.112 R)
• M25: 75,217,211 km (0.051 R)
• M26: 81,712,751 km (0.04 R)
• M27: 85,890,271 km (0.106 R)
• M28: 88,301,639 km (0.107 R)
• M29: 91,309,604 km (0.092 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: 176 - 11,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit